{
    "model": {
        "rank": 3523,
        "code": "thing-q131696",
        "model_id": "vr.tr.towel",
        "name": "towel",
        "purpose": "Enable an agent to recognise a towel, assess its suitability and condition, and decide how it may be used, cleaned, dried or retired.",
        "family": "Thing Registry",
        "category": "Physical world and living systems",
        "status": "research-draft",
        "kind": "thing",
        "plane": "PHY",
        "domain": "PHY.MAT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q131696/",
        "tier": 2,
        "score": 85,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "paper towel",
                "Bounty",
                "bath towel",
                "bathroom floor",
                "towel (leisure)",
                "hand towel",
                "face towel",
                "toilet towel",
                "bath towels & washcloth",
                "beach towel",
                "oshibori",
                "disposable towel",
                "rally towel",
                "towel end"
            ],
            "aliasCount": 14,
            "merged": 15,
            "knownIn": 85,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q131696",
                "url": "https://www.wikidata.org/wiki/Q131696",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T14:27:50Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 26,
                        "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: 01a07c43-84c6-7e73-bf48-b14c8a2b6da7\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: towel\nSense to describe: (none recorded)\nDomain code: PHY.MAT\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 004: 1001 registere",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 76.4,
                        "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: 01a07c43-84c1-72e0-b5e8-af6c08ae0877\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: towel\nRegistry id: vr.tr.towel\nPlane / domain: PHY / PHY.MAT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nContext for "
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q131696",
                "registryId": "vr.tr.towel",
                "name": "towel",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "PHY.MAT"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q131696/",
            "model": {
                "registry_id": "vr.tr.towel",
                "name": "towel",
                "purpose": "Enable an agent to recognise a towel, assess its suitability and condition, and decide how it may be used, cleaned, dried or retired.",
                "definition": "A towel is a flexible article of absorbent material, usually textile or paper, used to remove moisture from a body, object or surface by contact.",
                "scope_statement": "This model owns the towel registered as vr.tr.towel in PHY / PHY.MAT: an absorbent article intended primarily for drying bodies or surfaces, including reusable textile towels and disposable paper towels, with subtype-specific requirements.",
                "in_scope": [
                    "Towel identity, intended drying task and reusable or disposable construction",
                    "Fibre composition, absorbent structure, dimensions and surface finish",
                    "Water uptake, drying performance, lint release and suitability for contact",
                    "Wetness, cleanliness, contamination history and assignment to users or tasks",
                    "Care instructions, laundering compatibility, wear and retirement decisions"
                ],
                "out_of_scope": [
                    "Bulk cotton, paper pulp, synthetic fibres and their substance-level properties",
                    "Bathrobes, blankets, rugs and other articles primarily intended for wearing, warmth or floor covering",
                    "Detergents, disinfectants and cleaning formulations",
                    "Washing machines, dryers, towel dispensers and heated rails",
                    "Facility-wide infection-control, laundry and waste-management systems"
                ],
                "distinguishing_features": [
                    "Identify whether the article is designed primarily to take up moisture during drying; absorbency alone does not distinguish a towel from a sponge, garment or dressing.",
                    "Check for a flexible sheet or towel-form construction intended to be wiped, pressed or wrapped against a wet body or surface; a shaped cellular cleaning block is ordinarily a sponge.",
                    "Distinguish a towel from a cloth used incidentally for drying through its stated product identity, construction and intended task; record ambiguous rag or washcloth boundaries.",
                    "Distinguish reusable textile towels from disposable paper towels through material, construction and declared care route; record the subtype before selecting handling actions.",
                    "Distinguish towels supplied dry from premoistened wipes whose primary function depends on an added cleaning or treatment formulation."
                ],
                "characteristics": [
                    {
                        "name": "Towel subtype and intended task",
                        "kind": "category",
                        "unit_or_values": "Bath, hand, face, kitchen, beach, sports, paper or other declared subtype; intended contact surface",
                        "why_it_matters": "Determines the dimensions, contact requirements and handling practices relevant to the drying task."
                    },
                    {
                        "name": "Material composition",
                        "kind": "category",
                        "unit_or_values": "Declared fibre or sheet materials; constituent percentages when known",
                        "why_it_matters": "Supports interpretation of absorbency, care compatibility and material-specific limitations."
                    },
                    {
                        "name": "Absorbent construction",
                        "kind": "category",
                        "unit_or_values": "Loop pile, waffle weave, flat weave, knitted, nonwoven, embossed paper or other observed construction",
                        "why_it_matters": "Records the structure that provides contact area, liquid storage and handling behaviour."
                    },
                    {
                        "name": "Dimensions and usable form",
                        "kind": "measurement",
                        "unit_or_values": "Length and width in cm; sheet dimensions and perforation spacing for rolls",
                        "why_it_matters": "Establishes coverage, grip and compatibility with storage or dispensing arrangements."
                    },
                    {
                        "name": "Areal mass",
                        "kind": "measurement",
                        "unit_or_values": "g/m², with conditioning and measurement method",
                        "why_it_matters": "Helps compare material loading without treating greater mass as proof of better drying."
                    },
                    {
                        "name": "Water uptake",
                        "kind": "measurement",
                        "unit_or_values": "g water/g dry towel and uptake time in s, with test conditions",
                        "why_it_matters": "Separates total holding capacity from how quickly the towel takes up water."
                    },
                    {
                        "name": "Drying time",
                        "kind": "measurement",
                        "unit_or_values": "min or h to a defined moisture endpoint at stated temperature, humidity, airflow and hanging arrangement",
                        "why_it_matters": "Supports decisions about turnaround, storage and availability for another use."
                    },
                    {
                        "name": "Current moisture condition",
                        "kind": "state",
                        "unit_or_values": "Dry, damp, wet, saturated or unknown; measured moisture when available",
                        "why_it_matters": "Indicates remaining drying usefulness and whether drying or segregation is needed."
                    },
                    {
                        "name": "Cleanliness and exposure status",
                        "kind": "state",
                        "unit_or_values": "Unused, used, visibly soiled, suspected contaminated, processed under a recorded protocol or unknown",
                        "why_it_matters": "Prevents appearance or dryness from being treated as evidence of hygienic suitability."
                    },
                    {
                        "name": "User or task assignment",
                        "kind": "relation",
                        "unit_or_values": "Assigned person, location, contact surface or task, with last-use record where relevant",
                        "why_it_matters": "Supports separation between uses that should not share the same towel."
                    },
                    {
                        "name": "Care constraints",
                        "kind": "category",
                        "unit_or_values": "Recorded washing, bleaching, drying and ironing instructions, or single-use designation",
                        "why_it_matters": "Constrains cleaning and drying actions to those supported for the article."
                    },
                    {
                        "name": "Service condition",
                        "kind": "state",
                        "unit_or_values": "Intact, frayed, snagged, torn, shedding, persistently odorous or performance-degraded",
                        "why_it_matters": "Supports continued use, repair, reassignment or retirement."
                    }
                ],
                "affordances": [
                    "Select a towel for a specified drying task using size, uptake, surface compatibility and cleanliness requirements.",
                    "Assign and segregate towels by person, contact surface or task.",
                    "Dry a body or surface by wiping, pressing or wrapping within the towel's intended use.",
                    "Route a used towel to compatible laundering, drying or disposal using its subtype and exposure history.",
                    "Measure uptake, drying time and lint release under recorded conditions.",
                    "Inspect a towel and decide whether to retain, repair, reassign or retire it."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "towel-identity-and-task",
                        "name": "Towel identity and task",
                        "description": "Establishes which sense and subtype of towel the article represents and what drying work it is intended to perform.",
                        "rationale": "Towel handling depends on distinctions between body drying, surface drying and disposable sheet use.",
                        "layers": [
                            {
                                "id": "article-boundary",
                                "name": "Article boundary",
                                "description": "Separates towel identity from neighbouring absorbent articles.",
                                "findings": [
                                    {
                                        "id": "primary-drying-function",
                                        "name": "Primary drying function",
                                        "description": "Record evidence that moisture removal is the article's primary intended function, including any ambiguity with cloths, wipes or garments.",
                                        "questions": [
                                            {
                                                "text": "What declared purpose or observed construction identifies this article as a towel?",
                                                "kind": "definition",
                                                "id": "primary-drying-function-q01"
                                            },
                                            {
                                                "text": "Does the article belong here or to a neighbouring model for washcloths, wipes, rags, dressings or garments?",
                                                "kind": "boundary",
                                                "id": "primary-drying-function-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "drying-task-fit",
                                "name": "Drying task fit",
                                "description": "Connects the towel's subtype and form to its intended contact surface.",
                                "findings": [
                                    {
                                        "id": "contact-and-coverage",
                                        "name": "Contact and coverage",
                                        "description": "Record the intended body area or surface, required coverage and handling form.",
                                        "questions": [
                                            {
                                                "text": "Which body area or surface is this towel intended to dry?",
                                                "kind": "definition",
                                                "id": "contact-and-coverage-q01"
                                            },
                                            {
                                                "text": "Are its usable dimensions and form sufficient for the intended wiping, pressing or wrapping task?",
                                                "kind": "action",
                                                "id": "contact-and-coverage-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "absorbent-material-and-construction",
                        "name": "Absorbent material and construction",
                        "description": "Describes the fibres, sheet structure and surface features that make this towel an absorbent article.",
                        "rationale": "A towel's construction affects its use and care, while neither its material name nor its thickness alone establishes performance.",
                        "layers": [
                            {
                                "id": "fibre-and-sheet-identity",
                                "name": "Fibre and sheet identity",
                                "description": "Records composition and the evidence supporting material declarations.",
                                "findings": [
                                    {
                                        "id": "composition-and-treatments",
                                        "name": "Composition and treatments",
                                        "description": "Capture declared constituent materials and any finishes or treatments relevant to contact, uptake or care.",
                                        "questions": [
                                            {
                                                "text": "Which fibres or sheet materials and blend proportions are documented?",
                                                "kind": "provenance",
                                                "id": "composition-and-treatments-q01"
                                            },
                                            {
                                                "text": "What evidence identifies any finish or treatment claimed to affect absorbency, softness or hygiene?",
                                                "kind": "provenance",
                                                "id": "composition-and-treatments-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "towel-surface-architecture",
                                "name": "Towel surface architecture",
                                "description": "Records the physical arrangement of absorbent material and the usable sheet or textile form.",
                                "findings": [
                                    {
                                        "id": "pile-ply-and-edges",
                                        "name": "Pile, ply and edges",
                                        "description": "Describe applicable features such as loops, weave, plies, embossing, hems and perforations without assuming every towel has them.",
                                        "questions": [
                                            {
                                                "text": "Which construction features form the working absorbent surface?",
                                                "kind": "definition",
                                                "id": "pile-ply-and-edges-q01"
                                            },
                                            {
                                                "text": "What are the towel's dimensions, areal mass and applicable ply or pile measurements under stated conditions?",
                                                "kind": "measurement",
                                                "id": "pile-ply-and-edges-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "drying-and-contact-performance",
                        "name": "Drying and contact performance",
                        "description": "Assesses water removal and the effects of towel contact on the target surface.",
                        "rationale": "A towel must absorb water effectively while meeting the contact requirements of skin or the surface being dried.",
                        "layers": [
                            {
                                "id": "water-removal-behaviour",
                                "name": "Water removal behaviour",
                                "description": "Separates uptake speed, capacity and performance in the towel's current moisture state.",
                                "findings": [
                                    {
                                        "id": "uptake-and-remaining-capacity",
                                        "name": "Uptake and remaining capacity",
                                        "description": "Record measured uptake and current wetness with enough context to judge whether the towel can complete the task.",
                                        "questions": [
                                            {
                                                "text": "How quickly and how much water does the towel absorb under the recorded test method?",
                                                "kind": "measurement",
                                                "id": "uptake-and-remaining-capacity-q01"
                                            },
                                            {
                                                "text": "Given its current wetness and the water to be removed, should the towel be used, dried or replaced?",
                                                "kind": "action",
                                                "id": "uptake-and-remaining-capacity-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "surface-contact-effects",
                                "name": "Surface contact effects",
                                "description": "Assesses relevant contact outcomes beyond liquid uptake.",
                                "findings": [
                                    {
                                        "id": "lint-friction-and-transfer",
                                        "name": "Lint, friction and transfer",
                                        "description": "Record observed shedding, roughness, scratching or colour transfer for the intended use without inferring suitability from marketing terms.",
                                        "questions": [
                                            {
                                                "text": "What lint release, colour transfer or surface damage occurs under representative wet and dry contact conditions?",
                                                "kind": "measurement",
                                                "id": "lint-friction-and-transfer-q01"
                                            },
                                            {
                                                "text": "Do the observed contact effects permit use on the intended skin area or sensitive surface?",
                                                "kind": "action",
                                                "id": "lint-friction-and-transfer-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "use-history-and-hygiene",
                        "name": "Use history and hygiene",
                        "description": "Tracks towel assignment, exposure and evidence of readiness for its next contact.",
                        "rationale": "Dryness and a clean appearance do not establish whether a previously used towel is appropriate for another person or task.",
                        "layers": [
                            {
                                "id": "contact-history-and-separation",
                                "name": "Contact history and separation",
                                "description": "Records who or what used the towel and whether its next use requires segregation.",
                                "findings": [
                                    {
                                        "id": "assigned-use-and-exposure",
                                        "name": "Assigned use and exposure",
                                        "description": "Associate the towel with its assigned user or task and known exposures relevant to subsequent handling.",
                                        "questions": [
                                            {
                                                "text": "Who or what last contacted the towel, and what soiling or potentially contaminating exposure is recorded?",
                                                "kind": "provenance",
                                                "id": "assigned-use-and-exposure-q01"
                                            },
                                            {
                                                "text": "Should this towel remain assigned to its current use, be segregated for processing or be discarded?",
                                                "kind": "action",
                                                "id": "assigned-use-and-exposure-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "readiness-for-reuse",
                                "name": "Readiness for reuse",
                                "description": "Distinguishes observed condition from documented cleaning or hygiene requirements.",
                                "findings": [
                                    {
                                        "id": "cleanliness-evidence",
                                        "name": "Cleanliness evidence",
                                        "description": "Record visible soil, odour, moisture and completed processing separately from any claim that a towel meets a hygiene protocol.",
                                        "questions": [
                                            {
                                                "text": "What evidence supports the towel's current cleanliness status beyond visual inspection?",
                                                "kind": "provenance",
                                                "id": "cleanliness-evidence-q01"
                                            },
                                            {
                                                "text": "Which requirements for its next use remain unmet or unverified?",
                                                "kind": "action",
                                                "id": "cleanliness-evidence-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "care-turnaround-and-retirement",
                        "name": "Care, turnaround and retirement",
                        "description": "Determines how a towel returns to service and when it no longer meets its assigned use.",
                        "rationale": "Reusable towels need compatible care and drying, while disposable towels and degraded textiles require different end-of-use decisions.",
                        "layers": [
                            {
                                "id": "care-and-drying-route",
                                "name": "Care and drying route",
                                "description": "Connects the towel's documented care limits with cleaning, drying and storage actions.",
                                "findings": [
                                    {
                                        "id": "compatible-return-to-service",
                                        "name": "Compatible return to service",
                                        "description": "Record the permitted processing route and a defined drying endpoint for reusable towels, or the single-use route for disposable towels.",
                                        "questions": [
                                            {
                                                "text": "What care instructions establish whether and how this towel may be washed and dried?",
                                                "kind": "provenance",
                                                "id": "compatible-return-to-service-q01"
                                            },
                                            {
                                                "text": "How long does the towel take to reach the required moisture endpoint under its actual drying arrangement?",
                                                "kind": "measurement",
                                                "id": "compatible-return-to-service-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "wear-and-end-of-use",
                                "name": "Wear and end of use",
                                "description": "Evaluates structural damage and loss of task performance.",
                                "findings": [
                                    {
                                        "id": "retention-or-retirement",
                                        "name": "Retention or retirement",
                                        "description": "Record whether damage, shedding, persistent residues or reduced drying performance prevents continued use in the assigned role.",
                                        "questions": [
                                            {
                                                "text": "What changes in hems, loops, sheet integrity, shedding or water uptake are observed relative to the towel's baseline?",
                                                "kind": "measurement",
                                                "id": "retention-or-retirement-q01"
                                            },
                                            {
                                                "text": "Does the evidence support continued use, repair, reassignment to a less demanding task or retirement?",
                                                "kind": "action",
                                                "id": "retention-or-retirement-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 description covers the ordinary functional category, including textile and paper towels; the registry has not supplied a narrower sense.",
                                            "A towel is a manufactured article rather than a chemical substance; substance identifiers and single melting or boiling points do not characterize the category.",
                                            "Dimensions and fabric mass ranges are approximate recall values for common bath towels, not specifications; researchers should verify them for the intended market."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of towel 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": [
                                            "Bath towel",
                                            "Hand towel",
                                            "Beach towel",
                                            "Kitchen towel",
                                            "Sports towel",
                                            "Paper towel"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of towel 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": [
                                            "ISO 3758, issued by the International Organization for Standardization, defines care-labelling symbols applicable to textile towels.",
                                            "ISO 6330, issued by the International Organization for Standardization, specifies domestic washing and drying procedures for textile testing."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-standards-and-regulation-q01",
                                                "text": "Which of these standards and regulation hold for the sense of towel 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": [
                                            "Drying skin and hair after washing or swimming.",
                                            "Drying dishes and kitchen utensils.",
                                            "Absorbing spills and wiping wet surfaces.",
                                            "Removing perspiration during exercise.",
                                            "Providing an absorbent covering on beach furniture or exercise equipment."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of towel 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": "Mass per unit area of cotton bath-towel fabric",
                                                "typical_range": "Approximately 300-700; products outside this range exist",
                                                "unit": "g/m²"
                                            },
                                            {
                                                "quantity": "Bath-towel dimensions",
                                                "typical_range": "Approximately 60-80 wide by 120-150 long; market conventions vary",
                                                "unit": "cm"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of towel 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": [
                                            "Poor absorbency caused by unsuitable fibres, finishes or accumulated residues.",
                                            "Persistent dampness and inadequate cleaning can support microbial growth and odour.",
                                            "Sharing contaminated towels can transfer microorganisms between users.",
                                            "Repeated laundering can cause shrinkage, fraying, lint shedding or pulled loops.",
                                            "Paper towels can tear and lose integrity when saturated."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of towel 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": [
                                            "Towel dimensions and the distinction between bath towels and bath sheets vary by market.",
                                            "Kitchen towel may mean a reusable textile towel or a disposable paper towel, depending on regional usage.",
                                            "Flat-woven bathing towels and loop-pile terry towels have different regional traditions and patterns of use."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-regional-variation-q01",
                                                "text": "Which of these regional variation hold for the sense of towel 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": "Terry cloth",
                                                "difference": "Terry cloth is a loop-pile fabric used to make towels and other articles; a towel is the finished functional article and need not use terry cloth."
                                            },
                                            {
                                                "name": "Washcloth",
                                                "difference": "A washcloth is primarily used to wash or scrub the body, whereas a towel is primarily used to remove moisture; small textile articles can serve both roles."
                                            },
                                            {
                                                "name": "Napkin",
                                                "difference": "A napkin is intended primarily for wiping the mouth and hands during eating, rather than general drying."
                                            },
                                            {
                                                "name": "Bathrobe",
                                                "difference": "A bathrobe is a wearable garment with garment construction, even when made from the same absorbent fabric as a towel."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of towel this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Does the authoritative registry intend towel to include paper towels, or is a separate registered entry responsible for them?",
                "Where should the registry draw the boundary between towels, washcloths, cleaning cloths and repurposed rags?",
                "Which measurement methods permit meaningful comparison of uptake, drying time and lint release across textile and paper towel subtypes?",
                "Which use-specific hygiene protocols and evidence are required before a towel may be shared or returned to service?",
                "What validated performance or wear thresholds justify retirement for each intended task?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 18,
                "questions": 28
            }
        },
        "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 towel, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an agent to recognise a towel, assess its suitability and condition, and decide how it may be used, cleaned, dried or retired.",
            "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: paper towel, Bounty, bath towel, bathroom floor, towel (leisure), hand towel, face towel, toilet towel, bath towels & washcloth, beach towel, oshibori, disposable towel.",
                "15 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 85 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 towel, 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": [
                        "paper towel",
                        "Bounty",
                        "bath towel",
                        "bathroom floor",
                        "towel (leisure)",
                        "hand towel",
                        "face towel",
                        "toilet towel",
                        "bath towels & washcloth",
                        "beach towel",
                        "oshibori",
                        "disposable towel"
                    ]
                }
            ],
            "standing": "Described in 85 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 15 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 towel from another, and a towel 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 towel, 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 towel, 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 towel 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 towel, 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 towel, 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 towel 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 towel 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 towel, 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 towel, 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 towel 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 towel from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a towel, 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 towel, 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 towel 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 towel 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 towel, 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 towel, 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 towel 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 towel is built from and which parts are replaceable.",
                                        "questions": [
                                            {
                                                "id": "parts-and-materials-q01",
                                                "text": "What identifies and describes the composition of a towel, 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 towel, 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 towel 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 towel is judged and by whom.",
                                        "questions": [
                                            {
                                                "id": "condition-assessment-q01",
                                                "text": "What identifies and describes the condition of a towel, 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 towel, 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 towel 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 towel 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 towel is, and what that position is measured against.",
                                        "questions": [
                                            {
                                                "id": "position-and-frame-q01",
                                                "text": "What identifies and describes the location of a towel, 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 towel, 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 towel 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 towel 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 towel, 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 towel, 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 towel 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 towel 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 towel between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a towel, 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 towel, 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 towel 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 towel, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a towel 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 towel, 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 towel, 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 towel 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 towel 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 towel is for, and what it is used for anyway.",
                                "findings": [
                                    {
                                        "id": "function-and-purpose",
                                        "name": "Function, purpose and misuse",
                                        "description": "The function a towel performs and the uses that fall outside it.",
                                        "questions": [
                                            {
                                                "id": "function-and-purpose-q01",
                                                "text": "What identifies and describes the use of a towel, 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 towel, 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 towel 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 towel.",
                                "findings": [
                                    {
                                        "id": "procedures-and-skills",
                                        "name": "Procedures, skills and required tools",
                                        "description": "What an agent needs before it can act on a towel at all.",
                                        "questions": [
                                            {
                                                "id": "procedures-and-skills-q01",
                                                "text": "What identifies and describes handling a towel, 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 towel, 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 towel 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 towel there is and how fast it goes.",
                                        "questions": [
                                            {
                                                "id": "consumption-and-stock-q01",
                                                "text": "What identifies and describes the supply of a towel, 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 towel, 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 towel 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 towel 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 towel 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 towel 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 towel 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 towel, 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 towel 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 towel 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 towel 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 towel, 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 towel 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 towel and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a towel, 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 towel, 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 towel 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 towel is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a towel, 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 towel, 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 towel 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
            }
        }
    }
}