{
    "model": {
        "rank": 3351,
        "code": "thing-q130336",
        "model_id": "vr.tr.phenol",
        "name": "phenol",
        "purpose": "Enable an agent to recognise phenol, assess the condition and suitability of a specified sample, and determine which handling or use decisions require further evidence.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.MAT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q130336/",
        "tier": 2,
        "score": 87,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "phenol injection",
                "Phenol-UL-14C",
                "Phenol-13C6"
            ],
            "aliasCount": 3,
            "merged": 3,
            "knownIn": 87,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": "vr.tr.phenol-substance",
            "source": {
                "dataset": "wikidata",
                "item": "Q130336",
                "url": "https://www.wikidata.org/wiki/Q130336",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T14:31:58Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 29.9,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.3\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a07c47-3e75-72c0-b1a5-bda40d61b1c3\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: phenol\nSense to describe: (none recorded)\nDomain code: PHY.MAT\nAlso known as: (none)\n\n\nContext for this batch of 546 things:\n# Batch 003: 1001 registere",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 79.6,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.3\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a07c47-3e70-7e92-8e58-8186d973f2e7\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: phenol\nRegistry id: vr.tr.phenol\nPlane / domain: PHY / PHY.MAT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nContext fo"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q130336",
                "registryId": "vr.tr.phenol",
                "name": "phenol",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.MAT"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q130336/",
            "model": {
                "registry_id": "vr.tr.phenol",
                "name": "phenol",
                "purpose": "Enable an agent to recognise phenol, assess the condition and suitability of a specified sample, and determine which handling or use decisions require further evidence.",
                "definition": "Phenol is the aromatic organic compound C6H5OH, consisting of a hydroxyl group bonded directly to a benzene ring, and is the simplest member of the phenols class.",
                "scope_statement": "This model owns the identity and material state of phenol as the individual chemical substance C6H5OH, including sample composition, grade, condition-dependent properties and applicable safety constraints; it does not represent the entire class of phenolic compounds.",
                "in_scope": [
                    "Chemical identity and identifiers for phenol",
                    "Sample purity, grade, water content and relevant impurities",
                    "Physical phase and measured properties under recorded conditions",
                    "Phenol-specific reactivity, compatibility and material suitability",
                    "Hazard evidence, exposure constraints and jurisdiction-dependent regulatory identity",
                    "Storage condition, deterioration and disposal-relevant sample information"
                ],
                "out_of_scope": [
                    "The broader class of phenols and substituted phenolic compounds",
                    "Commercial formulations containing phenol as one ingredient",
                    "Phenol manufacturing plants and production processes",
                    "Phenolic resins and other products made using phenol",
                    "Clinical procedures and treatment of exposed people",
                    "Environmental sites contaminated with phenol"
                ],
                "distinguishing_features": [
                    "The molecular identity has one hydroxyl group directly attached to an otherwise unsubstituted benzene ring.",
                    "A hydroxyl group attached through a methylene group identifies benzyl alcohol rather than phenol.",
                    "Additional ring substituents or hydroxyl groups identify distinct compounds, such as cresols or catechol.",
                    "A phenoxide salt has a deprotonated oxygen and a counterion and must not be treated as neutral phenol.",
                    "A phenol-containing solution or formulation must retain its concentration and component identities rather than being represented as pure phenol."
                ],
                "characteristics": [
                    {
                        "name": "Verified chemical identity",
                        "kind": "category",
                        "unit_or_values": "Preferred name, molecular formula, structure, verified CAS number, PubChem CID and EC number",
                        "why_it_matters": "Prevents confusion between phenol, the phenols class, substituted compounds and phenoxide salts."
                    },
                    {
                        "name": "Purity and assay basis",
                        "kind": "measurement",
                        "unit_or_values": "Mass fraction or mass percent; analytical method; wet or dry basis; uncertainty",
                        "why_it_matters": "Determines whether the sample meets a use-specific specification and makes assays comparable."
                    },
                    {
                        "name": "Water and other components",
                        "kind": "measurement",
                        "unit_or_values": "Water in mass percent or mg/kg; identified impurities and additives with concentrations and detection limits",
                        "why_it_matters": "Composition can affect phase behaviour, reaction performance and interpretation of hazards."
                    },
                    {
                        "name": "Grade and intended-use specification",
                        "kind": "category",
                        "unit_or_values": "Declared grade, specification reference, intended use and conformity status",
                        "why_it_matters": "A grade label alone does not establish that a sample is suitable for a particular use."
                    },
                    {
                        "name": "Observed phase",
                        "kind": "state",
                        "unit_or_values": "Solid, liquid or mixed phase; temperature in °C; pressure in kPa; observation time",
                        "why_it_matters": "Phase must be interpreted with composition and temperature when evaluating transfer and storage."
                    },
                    {
                        "name": "Thermophysical properties",
                        "kind": "measurement",
                        "unit_or_values": "Melting range in °C, boiling point in °C at stated pressure, density in kg/m³ and vapour pressure in Pa at stated temperature",
                        "why_it_matters": "Supports identity checks and handling decisions without treating condition-dependent values as universal constants."
                    },
                    {
                        "name": "Appearance and condition history",
                        "kind": "state",
                        "unit_or_values": "Colour, clarity, deposits, container integrity and dated observations of air, light and temperature exposure",
                        "why_it_matters": "Changes can trigger investigation or reassay, although appearance alone cannot establish purity."
                    },
                    {
                        "name": "Hazard classification",
                        "kind": "category",
                        "unit_or_values": "Applicable GHS hazard classes, categories and statements with jurisdiction, composition basis and source date",
                        "why_it_matters": "Links hazard decisions to the actual material and applicable classification system."
                    },
                    {
                        "name": "Exposure constraints",
                        "kind": "measurement",
                        "unit_or_values": "Applicable limits in ppm or mg/m³, averaging periods, skin notation, issuing authority and effective date",
                        "why_it_matters": "Airborne measurements alone do not resolve exposure through skin contact."
                    },
                    {
                        "name": "Material compatibility",
                        "kind": "relation",
                        "unit_or_values": "Contact material or co-stored chemical linked to compatibility evidence, concentration, temperature and contact duration",
                        "why_it_matters": "Supports selection of containers, transfer equipment and protective barriers for the actual conditions."
                    }
                ],
                "affordances": [
                    "Resolve whether a record represents phenol, a related compound or a phenol-containing formulation.",
                    "Compare a sample assay and impurity profile with the requirements of an intended use.",
                    "Interpret observed phase using temperature, pressure and composition.",
                    "Flag proposed storage, transfer or contact conditions that lack adequate compatibility evidence.",
                    "Identify applicable hazard and exposure requirements from current, jurisdiction-specific sources.",
                    "Route deteriorated, unidentified or off-specification material for reassessment or an authorised waste decision."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "phenol-identity-and-boundaries",
                        "name": "Phenol identity and boundaries",
                        "description": "Establishes which molecular substance is represented and separates it from neighbouring chemical identities.",
                        "rationale": "The name phenol can be confused with a chemical class or used loosely for a material containing phenol.",
                        "layers": [
                            {
                                "id": "molecular-identity",
                                "name": "Molecular identity",
                                "description": "Connects phenol's molecular structure to independently verified identifiers.",
                                "findings": [
                                    {
                                        "id": "neutral-phenol-identity",
                                        "name": "Neutral phenol identity",
                                        "description": "Identity rests on the unsubstituted hydroxybenzene structure, supported by identifiers whose records agree.",
                                        "questions": [
                                            {
                                                "text": "Does the recorded structure identify neutral C6H5OH with the hydroxyl group directly attached to the benzene ring?",
                                                "kind": "definition",
                                                "id": "neutral-phenol-identity-q01"
                                            },
                                            {
                                                "text": "Which read authoritative records establish the CAS number, PubChem CID and EC number, and do they refer to the same substance?",
                                                "kind": "provenance",
                                                "id": "neutral-phenol-identity-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "compound-and-mixture-boundaries",
                                "name": "Compound and mixture boundaries",
                                "description": "Separates phenol from related molecules, salts and formulated materials.",
                                "findings": [
                                    {
                                        "id": "phenol-versus-related-materials",
                                        "name": "Phenol versus related materials",
                                        "description": "Substitution, ionisation and additional components determine whether a record belongs to phenol or requires a linked neighbouring model.",
                                        "questions": [
                                            {
                                                "text": "Does this name refer to phenol itself, the phenols class, a substituted phenol or a phenoxide salt?",
                                                "kind": "boundary",
                                                "id": "phenol-versus-related-materials-q01"
                                            },
                                            {
                                                "text": "Is the represented material a phenol sample with declared impurities or a deliberately formulated mixture requiring its own composition record?",
                                                "kind": "boundary",
                                                "id": "phenol-versus-related-materials-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "phenol-composition-and-grade",
                        "name": "Phenol composition and grade",
                        "description": "Makes sample composition and intended-use suitability explicit.",
                        "rationale": "Water, impurities and specification differences can make samples labelled phenol unsuitable for the same task.",
                        "layers": [
                            {
                                "id": "assay-and-water-content",
                                "name": "Assay and water content",
                                "description": "Records how much phenol and water the sample contains and how those quantities were determined.",
                                "findings": [
                                    {
                                        "id": "composition-on-a-defined-basis",
                                        "name": "Composition on a defined basis",
                                        "description": "Phenol assay and water results require a stated analytical basis before they can explain sample behaviour or establish conformity.",
                                        "questions": [
                                            {
                                                "text": "What are the measured phenol assay and water content, with units, methods, uncertainty and wet or dry basis?",
                                                "kind": "measurement",
                                                "id": "composition-on-a-defined-basis-q01"
                                            },
                                            {
                                                "text": "Does the certificate or analysis apply to this lot and remain representative after its storage and opening history?",
                                                "kind": "provenance",
                                                "id": "composition-on-a-defined-basis-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "impurities-and-use-specification",
                                "name": "Impurities and use specification",
                                "description": "Relates declared grade and impurity limits to the proposed use.",
                                "findings": [
                                    {
                                        "id": "phenol-use-conformity",
                                        "name": "Phenol use conformity",
                                        "description": "Suitability depends on a named specification and relevant impurity evidence rather than a general purity claim.",
                                        "questions": [
                                            {
                                                "text": "Which impurities or additives were measured or declared, including related phenolic compounds where relevant, and at what detection limits?",
                                                "kind": "measurement",
                                                "id": "phenol-use-conformity-q01"
                                            },
                                            {
                                                "text": "Which requirements of the intended use does this lot meet, fail or lack evidence to assess?",
                                                "kind": "action",
                                                "id": "phenol-use-conformity-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "phenol-phase-and-condition",
                        "name": "Phenol phase and condition",
                        "description": "Interprets physical observations and property values in their temperature, pressure and composition context.",
                        "rationale": "Phenol's solid or liquid state and its handling behaviour cannot be inferred reliably from its name alone.",
                        "layers": [
                            {
                                "id": "phase-and-property-evidence",
                                "name": "Phase and property evidence",
                                "description": "Connects observed phase with verified thermophysical measurements.",
                                "findings": [
                                    {
                                        "id": "condition-dependent-physical-state",
                                        "name": "Condition-dependent physical state",
                                        "description": "Phase observations and reference constants remain distinct records, each qualified by conditions and sample composition.",
                                        "questions": [
                                            {
                                                "text": "What phase is observed at the recorded temperature and pressure, and is it consistent with the measured water content and purity?",
                                                "kind": "measurement",
                                                "id": "condition-dependent-physical-state-q01"
                                            },
                                            {
                                                "text": "Which read sources establish melting range, boiling point, density and vapour pressure, and under what conditions?",
                                                "kind": "provenance",
                                                "id": "condition-dependent-physical-state-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "appearance-and-storage-history",
                                "name": "Appearance and storage history",
                                "description": "Tracks changes that could justify reassessing sample quality.",
                                "findings": [
                                    {
                                        "id": "condition-change-investigation",
                                        "name": "Condition change investigation",
                                        "description": "Colour changes, deposits or unexpected phase behaviour prompt investigation without being treated as conclusive chemical identification.",
                                        "questions": [
                                            {
                                                "text": "How have colour, clarity and phase changed relative to receipt, and what air, light or temperature exposure is documented?",
                                                "kind": "measurement",
                                                "id": "condition-change-investigation-q01"
                                            },
                                            {
                                                "text": "Which observed changes require reassay or temporary exclusion from the intended use under the applicable specification?",
                                                "kind": "action",
                                                "id": "condition-change-investigation-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "phenol-reactivity-and-contact",
                        "name": "Phenol reactivity and contact",
                        "description": "Captures chemical transformations and compatibility evidence relevant to keeping or using phenol.",
                        "rationale": "Phenol's hydroxyl chemistry and contact conditions affect whether an operation preserves its identity and can use the proposed equipment.",
                        "layers": [
                            {
                                "id": "chemical-state-and-transformation",
                                "name": "Chemical state and transformation",
                                "description": "Distinguishes unchanged phenol from ionised or reacted material.",
                                "findings": [
                                    {
                                        "id": "phenol-transformation-boundary",
                                        "name": "Phenol transformation boundary",
                                        "description": "An operation that forms phenoxide or another derivative changes the represented chemical identity and needs an explicit relationship to its product.",
                                        "questions": [
                                            {
                                                "text": "Under the proposed medium and conditions, is phenol retained as the neutral compound or converted substantially to another chemical species?",
                                                "kind": "boundary",
                                                "id": "phenol-transformation-boundary-q01"
                                            },
                                            {
                                                "text": "Which reaction or incompatibility evidence applies to the proposed co-contact chemicals, concentrations and temperatures?",
                                                "kind": "provenance",
                                                "id": "phenol-transformation-boundary-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "containment-and-transfer-compatibility",
                                "name": "Containment and transfer compatibility",
                                "description": "Evaluates materials contacting the actual phenol sample.",
                                "findings": [
                                    {
                                        "id": "evidence-for-contact-materials",
                                        "name": "Evidence for contact materials",
                                        "description": "Container, seal, hose and protective-barrier choices require evidence matched to composition and contact conditions.",
                                        "questions": [
                                            {
                                                "text": "What compatibility or permeation data support each proposed contact material for this phenol concentration, temperature and duration?",
                                                "kind": "provenance",
                                                "id": "evidence-for-contact-materials-q01"
                                            },
                                            {
                                                "text": "Do the proposed storage and transfer conditions remain within the limits established by that evidence?",
                                                "kind": "action",
                                                "id": "evidence-for-contact-materials-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "phenol-hazards-and-disposition",
                        "name": "Phenol hazards and disposition",
                        "description": "Connects sample identity and composition to applicable hazard, exposure and disposition requirements.",
                        "rationale": "Phenol decisions require explicit attention to skin contact as well as airborne exposure, with requirements tied to jurisdiction and material form.",
                        "layers": [
                            {
                                "id": "classification-and-exposure",
                                "name": "Classification and exposure",
                                "description": "Maintains traceable hazard classifications and exposure constraints.",
                                "findings": [
                                    {
                                        "id": "applicable-phenol-hazard-record",
                                        "name": "Applicable phenol hazard record",
                                        "description": "Classification and exposure records identify their authority, date and material basis before supporting a handling decision.",
                                        "questions": [
                                            {
                                                "text": "Which current GHS classifications and statements apply in the relevant jurisdiction to this substance or concentration?",
                                                "kind": "provenance",
                                                "id": "applicable-phenol-hazard-record-q01"
                                            },
                                            {
                                                "text": "What occupational exposure limits, averaging periods and skin notations apply, and which exposure routes remain unassessed?",
                                                "kind": "measurement",
                                                "id": "applicable-phenol-hazard-record-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "release-and-waste-disposition",
                                "name": "Release and waste disposition",
                                "description": "Provides material facts needed by linked incident and waste-management processes.",
                                "findings": [
                                    {
                                        "id": "disposition-requires-actual-composition",
                                        "name": "Disposition requires actual composition",
                                        "description": "A release or waste decision uses the amount, phenol concentration, contaminants and applicable rules rather than the original product name alone.",
                                        "questions": [
                                            {
                                                "text": "What quantity, phenol concentration, physical state and additional contaminants describe the released or discarded material?",
                                                "kind": "measurement",
                                                "id": "disposition-requires-actual-composition-q01"
                                            },
                                            {
                                                "text": "Which authorised response or waste route applies to that material under the relevant local requirements?",
                                                "kind": "action",
                                                "id": "disposition-requires-actual-composition-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "evidence-and-external-alignment",
                        "name": "Evidence and external alignment",
                        "description": "What the world already says about this thing, gathered so the model can be checked against it.",
                        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
                        "layers": [
                            {
                                "id": "reported-evidence",
                                "name": "Reported evidence",
                                "description": "Findings from the breadth pass, kept separate from the structural claims.",
                                "findings": [
                                    {
                                        "id": "evidence-confidence-notes",
                                        "name": "Check these first",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "This entry describes the individual compound phenol, not the entire phenols class; facts are recalled and no sources were consulted.",
                                            "Verify current jurisdiction-specific hazard categories, exposure limits and transport classifications before regulatory use.",
                                            "Physical constants describe approximately pure material; check concentration, water content, grade and measurement conditions for a particular product."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-kinds",
                                        "name": "Kinds and varieties",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Technical-grade phenol",
                                            "Reagent-grade phenol",
                                            "Aqueous phenol solutions, distinguished by concentration"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-identifiers",
                                        "name": "Identifiers and schemes",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "scheme": "CAS Registry Number",
                                                "value_or_pattern": "108-95-2",
                                                "note": "Identifies phenol as a chemical substance; does not specify grade or concentration."
                                            },
                                            {
                                                "scheme": "PubChem CID",
                                                "value_or_pattern": "996",
                                                "note": "Compound identifier for phenol."
                                            },
                                            {
                                                "scheme": "EC number",
                                                "value_or_pattern": "203-632-7",
                                                "note": "European inventory identifier for phenol."
                                            },
                                            {
                                                "scheme": "Molecular formula",
                                                "value_or_pattern": "C6H6O",
                                                "note": "Often written C6H5OH to show the hydroxyl group; a molecular formula alone is not a unique structural identifier."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-identifiers-q01",
                                                "text": "Which of these identifiers and schemes hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-standards-and-regulation",
                                        "name": "Standards and regulation",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "United Nations Globally Harmonized System of Classification and Labelling of Chemicals (GHS): framework for communicating chemical hazards; applicable classifications depend on jurisdiction and formulation."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-real-world-use",
                                        "name": "Real-world use",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Feedstock for phenol-formaldehyde resins used in adhesives, binders and moulded products.",
                                            "Feedstock for bisphenol A used in polycarbonate and epoxy resin production.",
                                            "Intermediate in chemical routes to caprolactam for nylon-6 production.",
                                            "Component of laboratory nucleic-acid extraction reagents.",
                                            "Chemical intermediate for pharmaceuticals, dyes and other substituted aromatic compounds."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "quantity": "Molar mass",
                                                "typical_range": "94.11",
                                                "unit": "g/mol"
                                            },
                                            {
                                                "quantity": "Melting point of pure phenol",
                                                "typical_range": "Approximately 40.5",
                                                "unit": "°C"
                                            },
                                            {
                                                "quantity": "Normal boiling point",
                                                "typical_range": "Approximately 181.7 at 101.325 kPa",
                                                "unit": "°C"
                                            },
                                            {
                                                "quantity": "Acid dissociation constant, pKa",
                                                "typical_range": "Approximately 10 in water near 25 °C",
                                                "unit": "dimensionless"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-failure-modes-and-hazards",
                                        "name": "Failure modes and hazards",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Causes severe chemical burns and eye injury; local anaesthetic effects can make pain an unreliable indicator of tissue damage.",
                                            "Can be absorbed through skin and cause systemic poisoning; ingestion and inhalation are also hazardous exposure routes.",
                                            "Combustible, with increased vapour generation when heated.",
                                            "Contact with strong oxidizing agents can cause hazardous reactions.",
                                            "Water content and impurities alter phase behaviour and suitability for processes; pure phenol is normally crystalline at ordinary room temperature."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-regional-variation",
                                        "name": "Regional variation",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Occupational exposure limits, including averaging periods and skin notations, differ between jurisdictions.",
                                            "Hazard labels and transport requirements depend on local implementation, concentration and whether phenol is supplied as a solid, molten material or solution."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-neighbours",
                                        "name": "Neighbouring kinds and how to tell them apart",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "name": "Phenols",
                                                "difference": "Phenols are the broader class of compounds with hydroxyl groups directly attached to aromatic rings; phenol is the specific compound C6H5OH."
                                            },
                                            {
                                                "name": "Benzyl alcohol",
                                                "difference": "Its hydroxyl group is attached to a methylene side chain rather than directly to the benzene ring."
                                            },
                                            {
                                                "name": "Cresols",
                                                "difference": "Cresols are methyl-substituted phenols with distinct positional isomers and properties."
                                            },
                                            {
                                                "name": "Phenolate",
                                                "difference": "Phenolate is the deprotonated anion C6H5O−; phenol is the neutral parent compound."
                                            },
                                            {
                                                "name": "Phenol-formaldehyde resin",
                                                "difference": "The resin is a polymeric reaction product made using phenol, rather than the molecular substance itself."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of phenol this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Which authoritative identity records establish phenol's CAS number, PubChem CID and EC number, and does an existing Vercy model already own this chemical identity?",
                "Which primary or evaluated sources should supply thermophysical constants and composition-dependent phase behaviour, including the effects of water?",
                "Which grade specifications and analytical methods are relevant to the intended uses, and which impurities require explicit limits?",
                "Which current jurisdiction-specific classifications, exposure limits, skin notations and waste requirements must the model support?",
                "What evidence establishes acceptable storage conditions, reassessment triggers and contact-material compatibility for the intended concentrations and temperatures?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 19,
                "questions": 29
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "chemical substance or material",
            "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.",
            "facetsInferred": true,
            "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.",
            "purpose": "Give an agent a durable, checkable way to recognise a phenol, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an agent to recognise phenol, assess the condition and suitability of a specified sample, and determine which handling or use decisions require further evidence.",
            "characteristics": {
                "substance": "material",
                "origin": "natural",
                "agency": "inert",
                "mobility": "varies"
            },
            "whatYouCanDoWithIt": [
                "observed and measured",
                "consumed or used up"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: phenol injection, Phenol-UL-14C, Phenol-13C6.",
                "3 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 87 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is."
            ],
            "openQuestionsForResearch": [
                "Which of the bundles below does a real task actually need, and which are ceremony?",
                "What does this thing have that the facets do not capture at all?",
                "Which neighbouring kind is most often confused with a phenol, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "matter you can touch",
            "physicalCharacter": [
                "Mobility varies between examples.",
                "Does nothing on its own; everything it does, something else did to it.",
                "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing."
            ],
            "whatCanBeDoneWithIt": [
                "observe it, measure it, record its state",
                "use it up, and then need more of it"
            ],
            "howItIsRecognised": [
                "Not recognisable by sight in any reliable way. Appearance varies with grade, form and additives; identification is by label, by documentation, or by assay."
            ],
            "relatedModels": [
                {
                    "relation": "covers",
                    "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.",
                    "targets": [
                        "phenol injection",
                        "Phenol-UL-14C",
                        "Phenol-13C6"
                    ]
                }
            ],
            "standing": "Described in 87 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 3 finer distinctions are held inside this entry as names rather than as separate models.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one phenol from another, and a phenol from things that resemble it.",
                        "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.",
                        "layers": [
                            {
                                "id": "naming-and-identifiers",
                                "name": "Names and identifiers",
                                "description": "The names this thing goes by and the identifiers that survive translation and time.",
                                "findings": [
                                    {
                                        "id": "preferred-name-and-aliases",
                                        "name": "Preferred name, aliases and local names",
                                        "description": "Which name to use, which names mean the same thing, and which merely sound similar.",
                                        "questions": [
                                            {
                                                "id": "preferred-name-and-aliases-q01",
                                                "text": "What identifies and describes the name of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "preferred-name-and-aliases-q02",
                                                "text": "Who or what asserted this about the name of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "preferred-name-and-aliases-q03",
                                                "text": "What may an agent decide or do once the name of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    },
                                    {
                                        "id": "stable-identifiers",
                                        "name": "Stable identifiers and external keys",
                                        "description": "Identifiers that keep pointing at this kind of thing across systems and languages.",
                                        "questions": [
                                            {
                                                "id": "stable-identifiers-q01",
                                                "text": "What identifies and describes an identifier for a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "stable-identifiers-q02",
                                                "text": "Who or what asserted this about an identifier for a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "stable-identifiers-q03",
                                                "text": "What may an agent decide or do once an identifier for a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "classification-and-granularity",
                                "name": "Classification and granularity",
                                "description": "Where a phenol sits among kinds, and how finely a task needs to cut it.",
                                "findings": [
                                    {
                                        "id": "kind-and-parents",
                                        "name": "Kind, parents and neighbouring kinds",
                                        "description": "The classes this thing belongs to and the ones it is next to.",
                                        "questions": [
                                            {
                                                "id": "kind-and-parents-q01",
                                                "text": "What identifies and describes the kind of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "kind-and-parents-q02",
                                                "text": "Who or what asserted this about the kind of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "kind-and-parents-q03",
                                                "text": "What may an agent decide or do once the kind of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    },
                                    {
                                        "id": "distinguishing-features",
                                        "name": "Distinguishing features",
                                        "description": "What separates a phenol from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "distinguishing-features-q02",
                                                "text": "Who or what asserted this about what distinguishes a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "distinguishing-features-q03",
                                                "text": "What may an agent decide or do once what distinguishes a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "form-and-composition",
                        "name": "Form, composition and condition",
                        "description": "What a phenol is made of, what shape and size it takes, and what state it is in.",
                        "rationale": "A physical thing can be measured, and a model that cannot record its measurements cannot support any decision that depends on them.",
                        "layers": [
                            {
                                "id": "form-and-dimensions",
                                "name": "Form and dimensions",
                                "description": "Shape, size, mass and the ranges these take across examples.",
                                "findings": [
                                    {
                                        "id": "measurable-dimensions",
                                        "name": "Measurable dimensions and their units",
                                        "description": "The quantities worth recording and the units they are recorded in.",
                                        "questions": [
                                            {
                                                "id": "measurable-dimensions-q01",
                                                "text": "What identifies and describes the dimensions of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "measurable-dimensions-q02",
                                                "text": "Who or what asserted this about the dimensions of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "measurable-dimensions-q03",
                                                "text": "What may an agent decide or do once the dimensions of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "material-and-composition",
                                "name": "Material and composition",
                                "description": "Materials, parts and how they are put together.",
                                "findings": [
                                    {
                                        "id": "parts-and-materials",
                                        "name": "Parts and materials",
                                        "description": "What a phenol is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "parts-and-materials-q02",
                                                "text": "Who or what asserted this about the composition of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "parts-and-materials-q03",
                                                "text": "What may an agent decide or do once the composition of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "condition-and-integrity",
                                "name": "Condition and integrity",
                                "description": "Wear, damage, health and the difference between working and broken.",
                                "findings": [
                                    {
                                        "id": "condition-assessment",
                                        "name": "Condition, damage and health",
                                        "description": "How the condition of a phenol is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "condition-assessment-q02",
                                                "text": "Who or what asserted this about the condition of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "condition-assessment-q03",
                                                "text": "What may an agent decide or do once the condition of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "place-and-movement",
                        "name": "Place and movement",
                        "description": "Where a phenol is, how it got there and where it may go (varies).",
                        "rationale": "A thing that can move needs its position recorded with a time, or every later claim about it is about a place it has left.",
                        "layers": [
                            {
                                "id": "location-and-placement",
                                "name": "Location and placement",
                                "description": "Position, containment and the reference frame the position is given in.",
                                "findings": [
                                    {
                                        "id": "position-and-frame",
                                        "name": "Position, container and reference frame",
                                        "description": "Where a phenol is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "position-and-frame-q02",
                                                "text": "Who or what asserted this about the location of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "position-and-frame-q03",
                                                "text": "What may an agent decide or do once the location of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "movement-and-transfer",
                                "name": "Movement and transfer",
                                "description": "How a phenol is carried, installed or relocated.",
                                "findings": [
                                    {
                                        "id": "movement-events",
                                        "name": "Movement events and constraints",
                                        "description": "What counts as a movement, what records it and what limits it.",
                                        "questions": [
                                            {
                                                "id": "movement-events-q01",
                                                "text": "What identifies and describes the movement of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "movement-events-q02",
                                                "text": "Who or what asserted this about the movement of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "movement-events-q03",
                                                "text": "What may an agent decide or do once the movement of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "state-and-lifecycle",
                        "name": "State and lifecycle",
                        "description": "The states a phenol passes through and the events that move it between them.",
                        "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.",
                        "layers": [
                            {
                                "id": "lifecycle-stages",
                                "name": "Lifecycle stages",
                                "description": "From coming into existence to ceasing to be one of these.",
                                "findings": [
                                    {
                                        "id": "stages-and-transitions",
                                        "name": "Stages and transitions",
                                        "description": "The stages worth naming and what moves a phenol between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "stages-and-transitions-q02",
                                                "text": "Who or what asserted this about the lifecycle of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "stages-and-transitions-q03",
                                                "text": "What may an agent decide or do once the lifecycle of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "observations-and-status",
                                "name": "Observations and current status",
                                "description": "What is observed about a phenol, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a phenol is recorded so that it can be superseded rather than overwritten.",
                                        "questions": [
                                            {
                                                "id": "observation-record-q01",
                                                "text": "What identifies and describes an observation of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "observation-record-q02",
                                                "text": "Who or what asserted this about an observation of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "observation-record-q03",
                                                "text": "What may an agent decide or do once an observation of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "use-and-operation",
                        "name": "Use and operation",
                        "description": "What can be done with a phenol and what it takes to do it.",
                        "rationale": "An agent that can recognise a thing but not act on it has only half a model.",
                        "layers": [
                            {
                                "id": "intended-use",
                                "name": "Intended use and function",
                                "description": "What a phenol is for, and what it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-and-purpose",
                                        "name": "Function, purpose and misuse",
                                        "description": "The function a phenol performs and the uses that fall outside it.",
                                        "questions": [
                                            {
                                                "id": "function-and-purpose-q01",
                                                "text": "What identifies and describes the use of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "function-and-purpose-q02",
                                                "text": "Who or what asserted this about the use of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "function-and-purpose-q03",
                                                "text": "What may an agent decide or do once the use of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "handling-and-procedure",
                                "name": "Handling and procedure",
                                "description": "The steps, skills and tools involved in using a phenol.",
                                "findings": [
                                    {
                                        "id": "procedures-and-skills",
                                        "name": "Procedures, skills and required tools",
                                        "description": "What an agent needs before it can act on a phenol at all.",
                                        "questions": [
                                            {
                                                "id": "procedures-and-skills-q01",
                                                "text": "What identifies and describes handling a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "procedures-and-skills-q02",
                                                "text": "Who or what asserted this about handling a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "procedures-and-skills-q03",
                                                "text": "What may an agent decide or do once handling a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "supply-and-consumption",
                                "name": "Supply and consumption",
                                "description": "Quantities, rates and what running out means.",
                                "findings": [
                                    {
                                        "id": "consumption-and-stock",
                                        "name": "Consumption, stock and replenishment",
                                        "description": "How much of a phenol there is and how fast it goes.",
                                        "questions": [
                                            {
                                                "id": "consumption-and-stock-q01",
                                                "text": "What identifies and describes the supply of a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "consumption-and-stock-q02",
                                                "text": "Who or what asserted this about the supply of a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "consumption-and-stock-q03",
                                                "text": "What may an agent decide or do once the supply of a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "composition-and-identity",
                        "name": "Composition, grade and chemical identity",
                        "description": "What phenol is made of and how pure the thing in hand is.",
                        "rationale": "Grade decides what a substance may be used for, so a model that records only the name cannot support any decision about use.",
                        "layers": [
                            {
                                "id": "chemical-identity",
                                "name": "Chemical identity",
                                "description": "Formula, structure and the registry numbers that name it unambiguously.",
                                "findings": [
                                    {
                                        "id": "identity-record",
                                        "name": "Identity and registry numbers",
                                        "description": "What identifies this substance across suppliers and regulators.",
                                        "questions": [
                                            {
                                                "id": "identity-record-q01",
                                                "text": "What formula, structure and registry identifiers name phenol unambiguously?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "identity-record-q02",
                                                "text": "Which related substances share a name in common use but not an identifier?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "grade-and-impurities",
                                "name": "Grade, purity and impurities",
                                "description": "The specification a batch meets and what else is in it.",
                                "findings": [
                                    {
                                        "id": "specification",
                                        "name": "Specification and assay",
                                        "description": "How purity is stated and measured, and which impurities matter.",
                                        "questions": [
                                            {
                                                "id": "specification-q01",
                                                "text": "What grades of phenol exist, how is purity assayed, and which impurities are limited?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "specification-q02",
                                                "text": "Which use requires which grade, and what happens when a lower grade is substituted?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "properties-and-behaviour",
                        "name": "Properties and behaviour",
                        "description": "How phenol behaves under conditions an agent can measure or change.",
                        "rationale": "Physical constants are the part of a substance model that transfers between contexts, and each needs its unit and its conditions.",
                        "layers": [
                            {
                                "id": "physical-constants",
                                "name": "Physical constants",
                                "description": "Values that hold for the pure substance, with their conditions.",
                                "findings": [
                                    {
                                        "id": "constants-record",
                                        "name": "Constants and conditions",
                                        "description": "The quantities worth recording and the state they apply in.",
                                        "questions": [
                                            {
                                                "id": "constants-record-q01",
                                                "text": "What are the defining physical constants of phenol, in what units and under what conditions?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "constants-record-q02",
                                                "text": "Which of these values change with grade or form rather than being fixed?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "stability-and-reactivity",
                                "name": "Stability and reactivity",
                                "description": "What it reacts with, degrades into, and how it is stored.",
                                "findings": [
                                    {
                                        "id": "incompatibilities",
                                        "name": "Incompatibilities and degradation",
                                        "description": "What must not meet it, and what it becomes over time.",
                                        "questions": [
                                            {
                                                "id": "incompatibilities-q01",
                                                "text": "What is phenol incompatible with, and what does it degrade into under storage?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "incompatibilities-q02",
                                                "text": "What storage and handling does that require, and who is competent to do it?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "hazard-and-regulation",
                        "name": "Hazard classification and regulation",
                        "description": "How phenol can harm, and what the law says about holding and moving it.",
                        "rationale": "A substance model without its hazard class and its regulatory identity is unusable in exactly the situations that matter.",
                        "layers": [
                            {
                                "id": "hazard-class",
                                "name": "Hazard classification",
                                "description": "Classified hazards, exposure limits and protective measures.",
                                "findings": [
                                    {
                                        "id": "classified-hazards",
                                        "name": "Classified hazards and limits",
                                        "description": "The classification, the scheme it belongs to, and the limits set.",
                                        "questions": [
                                            {
                                                "id": "classified-hazards-q01",
                                                "text": "How is phenol classified for hazard, under which scheme, and what exposure limits apply?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "classified-hazards-q02",
                                                "text": "What protection does handling require, and what must an agent refuse to do without it?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "regulatory-identity",
                                "name": "Regulatory identity and control",
                                "description": "Registration, restriction and transport rules by jurisdiction.",
                                "findings": [
                                    {
                                        "id": "controls",
                                        "name": "Controls and jurisdiction",
                                        "description": "Where it is restricted and what the restriction attaches to.",
                                        "questions": [
                                            {
                                                "id": "controls-q01",
                                                "text": "Which registrations, restrictions or transport rules cover phenol, and where?",
                                                "kind": "provenance"
                                            },
                                            {
                                                "id": "controls-q02",
                                                "text": "Does the control attach to the substance, its concentration, or its intended use?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a phenol came from and when it held.",
                        "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.",
                        "layers": [
                            {
                                "id": "source-and-authority",
                                "name": "Source and authority",
                                "description": "Who said it, on what evidence, and how strongly.",
                                "findings": [
                                    {
                                        "id": "claim-provenance",
                                        "name": "Claim provenance and confidence",
                                        "description": "The authority behind each claim about a phenol and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "claim-provenance-q02",
                                                "text": "Who or what asserted this about a claim about a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "claim-provenance-q03",
                                                "text": "What may an agent decide or do once a claim about a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "time-and-versions",
                                "name": "Time, versions and supersession",
                                "description": "When a claim was true, when it was learnt, and what replaced it.",
                                "findings": [
                                    {
                                        "id": "validity-and-supersession",
                                        "name": "Validity period and supersession",
                                        "description": "How an old claim about a phenol is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a phenol, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "validity-and-supersession-q02",
                                                "text": "Who or what asserted this about the validity of a claim about a phenol, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "validity-and-supersession-q03",
                                                "text": "What may an agent decide or do once the validity of a claim about a phenol is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 9,
                "layers": 20,
                "findings": 22,
                "questions": 60
            }
        }
    }
}