{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T08:38:48Z",
    "providers": [
      "Codex"
    ],
    "breadth": "recalled by Codex without web access - no source was read",
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "seconds": 19.6,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\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: 01a094c3-d2f3-7f92-87cc-142e1c6364c0\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: chlorocyclohexane\nSense to describe: (none recorded)\nDomain code: PHY.MAT\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 043: 10",
        "usd": 0.0,
        "recall": true
      },
      "codex": {
        "seconds": 72.8,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\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: 01a094c3-d2e9-7c20-b63d-63ad06fe65d6\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: chlorocyclohexane\nRegistry id: vr.tr.chlorocyclohexane\nPlane / domain: PHY / PHY.MAT\nRegistry definition: (none recorded)\nNames folded into this entr"
      }
    },
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T08:52:56+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "failure_modes_and_hazards",
        "owners",
        "standards_and_regulation",
        "visual_identification"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:26+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q15402014",
    "registryId": "vr.tr.chlorocyclohexane",
    "name": "chlorocyclohexane",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.MAT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q15402014/",
  "model": {
    "registry_id": "vr.tr.chlorocyclohexane",
    "name": "chlorocyclohexane",
    "purpose": "Enable an AI agent to identify chlorocyclohexane, assess a sample's condition and suitability, and determine which handling or chemical operations require further evidence.",
    "definition": "Chlorocyclohexane is a saturated cyclic organochlorine compound with molecular formula C6H11Cl, consisting of a cyclohexane ring bearing one covalently bonded chlorine substituent.",
    "scope_statement": "This model owns the identity and material state of chlorocyclohexane registered as vr.tr.chlorocyclohexane in PHY / PHY.MAT, including sample composition, condition-dependent properties, chemical compatibility, and evidence governing use.",
    "in_scope": [
      "Molecular identity of a cyclohexane ring bearing one chlorine substituent",
      "Substance identifiers and their verified correspondence to chlorocyclohexane",
      "Sample purity, impurities, water content, and grade",
      "Physical state and measured properties under stated conditions",
      "Reaction-relevant behavior and storage compatibility",
      "Applicable hazard evidence and jurisdiction-specific substance status"
    ],
    "out_of_scope": [
      "Commercial formulations as independently specified products",
      "Manufacturing plants and complete synthesis workflows",
      "Cyclohexane, chlorobenzene, and other chlorinated compounds as separate substances",
      "Equipment design for storage, transfer, or reaction",
      "Biological exposure cases and clinical treatment",
      "Transport services and waste-treatment facilities"
    ],
    "distinguishing_features": [
      "Confirm a saturated six-carbon ring bearing one chlorine substituent; distinguish it from aromatic chlorobenzene.",
      "Confirm molecular composition C6H11Cl; distinguish it from unsubstituted cyclohexane and compounds bearing multiple chlorine atoms.",
      "Confirm ring connectivity; molecular formula alone cannot exclude constitutional isomers.",
      "Treat axial and equatorial chlorine orientations as conformational states of the same substance rather than separate registry entries.",
      "Distinguish an identified chlorocyclohexane component from a mixture or commercial product containing it."
    ],
    "characteristics": [
      {
        "name": "Verified molecular identity",
        "kind": "category",
        "unit_or_values": "Structure representation consistent with C6H11Cl and a monochlorinated cyclohexane ring",
        "why_it_matters": "Prevents assignment of data from similarly named or compositionally related chemicals."
      },
      {
        "name": "External identifier correspondence",
        "kind": "relation",
        "unit_or_values": "Verified CAS, PubChem, and EC records with source and retrieval date",
        "why_it_matters": "Connects the registry identity to chemical and regulatory evidence without assuming identifiers are interchangeable."
      },
      {
        "name": "Chlorocyclohexane assay",
        "kind": "measurement",
        "unit_or_values": "Mass fraction, mole fraction, or chromatographic area percentage, explicitly distinguished",
        "why_it_matters": "Supports fitness-for-use decisions without treating detector response as an absolute purity measurement."
      },
      {
        "name": "Impurity profile",
        "kind": "measurement",
        "unit_or_values": "Identified components and concentrations with analytical method and detection limits",
        "why_it_matters": "Impurities can alter reaction outcomes, measured properties, and handling requirements."
      },
      {
        "name": "Water content",
        "kind": "measurement",
        "unit_or_values": "mg/kg or mass percentage with method and sampling date",
        "why_it_matters": "Determines suitability for operations sensitive to moisture."
      },
      {
        "name": "Physical state",
        "kind": "state",
        "unit_or_values": "Observed phase or phases at recorded temperature and pressure",
        "why_it_matters": "Supports transfer, sampling, and storage decisions for the actual sample."
      },
      {
        "name": "Phase-transition measurements",
        "kind": "measurement",
        "unit_or_values": "Melting or freezing temperature in °C; boiling temperature in °C at stated pressure",
        "why_it_matters": "Supports identity checks and process planning while preserving measurement conditions."
      },
      {
        "name": "Volatility and density",
        "kind": "measurement",
        "unit_or_values": "Vapor pressure in Pa or kPa at stated temperature; density in kg/m³ at stated temperature",
        "why_it_matters": "Informs vapor-control needs and mass-to-volume calculations."
      },
      {
        "name": "Reaction selectivity",
        "kind": "relation",
        "unit_or_values": "Observed substitution, elimination, or other outcome linked to reagents, solvent, temperature, and evidence",
        "why_it_matters": "Prevents prediction of a single outcome from the compound name alone."
      },
      {
        "name": "Hazard and regulatory determination",
        "kind": "category",
        "unit_or_values": "Source-specific classification, jurisdiction, revision date, and applicability to sample composition",
        "why_it_matters": "Separates verified requirements from assumptions based on related chlorinated substances."
      }
    ],
    "affordances": [
      "Match a sample or supplier record to chlorocyclohexane using structural and analytical evidence.",
      "Assess whether a lot meets purity and moisture requirements for a stated operation.",
      "Compare measured physical properties with condition-matched reference evidence.",
      "Screen proposed reaction conditions for competing substitution and elimination pathways.",
      "Assess storage and transfer compatibility using applicable chemical evidence.",
      "Identify missing evidence that prevents a handling, use, or disposal decision."
    ],
    "agent_conduct": {
      "may": [
        "Describe chlorocyclohexane and its use as a solvent or intermediate in general terms.",
        "Report hazards, storage and disposal rules from safety data sheets."
      ],
      "must_not": [
        "Store or use it near ignition sources.",
        "Release it into drains, soil or waters.",
        "Handle it without the ventilation and protection the safety data sheet requires.",
        "Mislabel its identity or purity."
      ],
      "requires_human": [
        "Approving bulk transfer or disposal of chlorinated solvents."
      ]
    },
    "ethics": {
      "considerations": [
        "Chlorinated organics can persist in the environment and harm water supplies.",
        "Workers need protection from vapours."
      ],
      "affected_parties": [
        "Laboratory and plant workers",
        "Communities relying on groundwater",
        "Emergency responders"
      ]
    },
    "owners": {
      "steward": "The laboratory or business that holds it; chemical safety authorities regulate supply and use.",
      "master_systems": [
        "National chemical inventories"
      ]
    },
    "visual_identification": [
      "A colourless liquid with a solvent-like odour.",
      "Containers carry flammable and irritant hazard pictograms."
    ],
    "failure_modes_and_hazards": [
      "Flammable vapours.",
      "Toxic combustion products such as hydrogen chloride in fires.",
      "Skin and eye irritation."
    ],
    "standards_and_regulation": [
      "Globally Harmonized System of Classification and Labelling of Chemicals (GHS), United Nations."
    ],
    "what_it_is_for": [
      "Chlorocyclohexane is encountered in chemical research and synthesis as an organic reagent or intermediate.",
      "It can serve as a substrate for studying reactions of secondary alkyl chlorides, including substitution and elimination.",
      "Laboratory use requires verified chemical identity and sample quality because appearance alone cannot establish suitability."
    ]
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q15402014: chlorocyclohexane",
      "url": "https://www.wikidata.org/wiki/Q15402014",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Cyclohexyl chloride",
      "url": "https://en.wikipedia.org/wiki/Cyclohexyl_chloride",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "molecular-identity",
        "name": "Molecular identity",
        "description": "Establishes the structural boundary and external identity of chlorocyclohexane.",
        "rationale": "Similar names, shared formulas, and different chlorination patterns must not cause evidence to be attached to the wrong substance.",
        "layers": [
          {
            "id": "structure-and-conformation",
            "name": "Structure and conformation",
            "description": "Distinguishes molecular connectivity from conformational variation.",
            "findings": [
              {
                "id": "monochlorinated-cyclohexane-identity",
                "name": "Monochlorinated cyclohexane identity",
                "description": "Record evidence for a saturated six-membered carbon ring with one chlorine substituent, retaining conformational information only where relevant.",
                "questions": [
                  {
                    "text": "What structural or spectroscopic evidence establishes chlorocyclohexane rather than chlorobenzene, a multiply chlorinated cyclohexane, or a constitutional isomer?",
                    "kind": "definition",
                    "id": "monochlorinated-cyclohexane-identity-q01"
                  },
                  {
                    "text": "Does an axial or equatorial designation describe a conformation of this substance or an incorrectly proposed separate identity?",
                    "kind": "boundary",
                    "id": "monochlorinated-cyclohexane-identity-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "identifier-reconciliation",
            "name": "Identifier reconciliation",
            "description": "Connects the registry entry to independently verified substance records.",
            "findings": [
              {
                "id": "structure-matched-identifiers",
                "name": "Structure-matched identifiers",
                "description": "Associate external identifiers and synonyms only after checking their structures and record scope.",
                "questions": [
                  {
                    "text": "Which CAS number, PubChem CID, and EC number resolve to the verified chlorocyclohexane structure?",
                    "kind": "provenance",
                    "id": "structure-matched-identifiers-q01"
                  },
                  {
                    "text": "Does each linked record represent the substance itself, a mixture, or a supplier product?",
                    "kind": "boundary",
                    "id": "structure-matched-identifiers-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "sample-composition-and-grade",
        "name": "Sample composition and grade",
        "description": "Describes the composition and analytical confidence of a particular chlorocyclohexane lot.",
        "rationale": "A correct substance name does not establish that a sample is suitable for a moisture-sensitive reaction or a quantitative measurement.",
        "layers": [
          {
            "id": "assay-and-impurities",
            "name": "Assay and impurities",
            "description": "Separates chlorocyclohexane content from analytical response and unresolved components.",
            "findings": [
              {
                "id": "quantified-component-profile",
                "name": "Quantified component profile",
                "description": "Record assay basis, component identification, and unresolved peaks; investigate possible related compounds without presuming their presence.",
                "questions": [
                  {
                    "text": "What is the chlorocyclohexane content, and is it expressed as calibrated mass fraction, mole fraction, or chromatographic area percentage?",
                    "kind": "measurement",
                    "id": "quantified-component-profile-q01"
                  },
                  {
                    "text": "Were possible related impurities such as cyclohexane, cyclohexene, cyclohexanol, or additional chlorinated species tested for, and which were actually detected?",
                    "kind": "measurement",
                    "id": "quantified-component-profile-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "moisture-and-lot-suitability",
            "name": "Moisture and lot suitability",
            "description": "Connects measured water content and lot documentation to a specific intended use.",
            "findings": [
              {
                "id": "use-specific-grade-evidence",
                "name": "Use-specific grade evidence",
                "description": "Treat grade claims as requirements supported by lot-specific measurements rather than intrinsic properties of chlorocyclohexane.",
                "questions": [
                  {
                    "text": "What water content was measured, by which method, and before or after which storage or drying steps?",
                    "kind": "measurement",
                    "id": "use-specific-grade-evidence-q01"
                  },
                  {
                    "text": "Does this lot meet the assay, impurity, and moisture limits required by the proposed chlorocyclohexane operation?",
                    "kind": "action",
                    "id": "use-specific-grade-evidence-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "physical-state-and-properties",
        "name": "Physical state and properties",
        "description": "Captures condition-dependent observations needed to recognize and manipulate chlorocyclohexane samples.",
        "rationale": "Phase, volatility, and partitioning evidence must retain temperature, pressure, and composition to support reliable decisions.",
        "layers": [
          {
            "id": "phase-and-volatility",
            "name": "Phase and volatility",
            "description": "Relates observed phase to verified transition and vapor-pressure data.",
            "findings": [
              {
                "id": "condition-matched-phase-data",
                "name": "Condition-matched phase data",
                "description": "Record measured phase behavior and volatility with experimental conditions and source quality.",
                "questions": [
                  {
                    "text": "What phase does the sample exhibit at its recorded temperature and pressure, and does this agree with verified chlorocyclohexane transition data?",
                    "kind": "measurement",
                    "id": "condition-matched-phase-data-q01"
                  },
                  {
                    "text": "Which boiling-point and vapor-pressure measurements are available, and what pressure, temperature, purity, and uncertainty accompany them?",
                    "kind": "provenance",
                    "id": "condition-matched-phase-data-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "density-and-phase-distribution",
            "name": "Density and phase distribution",
            "description": "Supports volume calculations and predictions about distribution between contacting phases.",
            "findings": [
              {
                "id": "transfer-and-partition-evidence",
                "name": "Transfer and partition evidence",
                "description": "Keep density, solubility, and partition measurements tied to the actual media and conditions.",
                "questions": [
                  {
                    "text": "What verified density value applies at the temperature used to convert this chlorocyclohexane sample's volume to mass?",
                    "kind": "measurement",
                    "id": "transfer-and-partition-evidence-q01"
                  },
                  {
                    "text": "What measured solubility or partition evidence supports its expected distribution between water and the proposed organic phase?",
                    "kind": "measurement",
                    "id": "transfer-and-partition-evidence-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "reaction-behavior-and-compatibility",
        "name": "Reaction behavior and compatibility",
        "description": "Models evidence relevant to transformation of the ring-bound carbon-chlorine group and preservation of the sample.",
        "rationale": "Reaction outcome and compatibility depend on conditions, including the geometry of the cyclohexane ring.",
        "layers": [
          {
            "id": "competing-reaction-pathways",
            "name": "Competing reaction pathways",
            "description": "Evaluates substitution and elimination as condition-dependent possibilities.",
            "findings": [
              {
                "id": "pathway-and-conformation-evidence",
                "name": "Pathway and conformation evidence",
                "description": "Record observed products and the mechanistic evidence needed to assess the role of ring conformation.",
                "questions": [
                  {
                    "text": "Under the proposed nucleophile or base, solvent, and temperature, what evidence supports substitution, elimination, or competing outcomes for chlorocyclohexane?",
                    "kind": "action",
                    "id": "pathway-and-conformation-evidence-q01"
                  },
                  {
                    "text": "If E2 elimination is proposed, how does access to a trans-diaxial chlorine and adjacent hydrogen arrangement affect the assessment?",
                    "kind": "definition",
                    "id": "pathway-and-conformation-evidence-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "storage-and-contact-stability",
            "name": "Storage and contact stability",
            "description": "Tracks evidence that storage conditions or contacting materials preserve acceptable composition.",
            "findings": [
              {
                "id": "sample-preservation-conditions",
                "name": "Sample preservation conditions",
                "description": "Link compatibility judgments to chlorocyclohexane-specific evidence and observations of the stored lot.",
                "questions": [
                  {
                    "text": "Which storage conditions and contacting materials have documented compatibility with chlorocyclohexane at the intended temperature and duration?",
                    "kind": "provenance",
                    "id": "sample-preservation-conditions-q01"
                  },
                  {
                    "text": "What change in assay, impurity profile, or other validated indicator would require retesting or withdrawing the stored sample from use?",
                    "kind": "action",
                    "id": "sample-preservation-conditions-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "hazards-and-permitted-handling",
        "name": "Hazards and permitted handling",
        "description": "Connects verified hazard and regulatory evidence to decisions about chlorocyclohexane samples.",
        "rationale": "An agent must not infer this compound's classification or exposure limits from other chlorinated hydrocarbons.",
        "layers": [
          {
            "id": "hazard-evidence",
            "name": "Hazard evidence",
            "description": "Records source-specific physical, health, and environmental hazard determinations.",
            "findings": [
              {
                "id": "applicable-classification-and-limits",
                "name": "Applicable classification and limits",
                "description": "Distinguish measured endpoints, supplier classifications, official determinations, and missing evidence.",
                "questions": [
                  {
                    "text": "Which current chlorocyclohexane sources support the applicable GHS classifications and any flash-point value, including the measurement method?",
                    "kind": "provenance",
                    "id": "applicable-classification-and-limits-q01"
                  },
                  {
                    "text": "Is a substance-specific occupational exposure limit established in the relevant jurisdiction, and what source supports either its presence or the search outcome?",
                    "kind": "provenance",
                    "id": "applicable-classification-and-limits-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "operation-and-jurisdiction",
            "name": "Operation and jurisdiction",
            "description": "Applies evidence to a specified quantity, composition, operation, and location.",
            "findings": [
              {
                "id": "handling-decision-basis",
                "name": "Handling decision basis",
                "description": "Record the evidence and unresolved conditions governing transfer, storage, transport classification, or disposal.",
                "questions": [
                  {
                    "text": "What containment, ventilation, and protective-material evidence supports the proposed chlorocyclohexane transfer at its actual scale and temperature?",
                    "kind": "action",
                    "id": "handling-decision-basis-q01"
                  },
                  {
                    "text": "Which jurisdiction-specific transport and waste requirements apply to this sample's composition and condition?",
                    "kind": "action",
                    "id": "handling-decision-basis-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 is a recall-based description; no sources were consulted.",
                  "Verify the CAS number and boiling point against an authoritative substance record before publication.",
                  "Check a current supplier safety data sheet for exact hazard classifications, handling requirements and jurisdiction-specific regulatory information."
                ],
                "questions": [
                  {
                    "id": "evidence-confidence-notes-q01",
                    "text": "Which of these check these first hold for the sense of chlorocyclohexane this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-identifiers",
                "name": "Identifiers and schemes",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "scheme": "CAS Registry Number",
                    "value_or_pattern": "542-18-7",
                    "note": "Identifies chlorocyclohexane, also called cyclohexyl chloride."
                  },
                  {
                    "scheme": "Molecular formula",
                    "value_or_pattern": "C6H11Cl",
                    "note": "Describes composition but does not uniquely distinguish constitutional isomers."
                  },
                  {
                    "scheme": "SMILES",
                    "value_or_pattern": "ClC1CCCCC1",
                    "note": "Represents the molecular connectivity."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-identifiers-q01",
                    "text": "Which of these identifiers and schemes hold for the sense of chlorocyclohexane 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": [
                  "Used as an intermediate or reagent in organic synthesis.",
                  "Used as a substrate for studying substitution and elimination reactions of secondary alkyl halides."
                ],
                "questions": [
                  {
                    "id": "evidence-real-world-use-q01",
                    "text": "Which of these real-world use hold for the sense of chlorocyclohexane this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-measurements",
                "name": "Typical measurements",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "quantity": "Molar mass",
                    "typical_range": "118.60",
                    "unit": "g/mol"
                  },
                  {
                    "quantity": "Normal boiling point",
                    "typical_range": "Approximately 142-143 at atmospheric pressure",
                    "unit": "°C"
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-measurements-q01",
                    "text": "Which of these typical measurements hold for the sense of chlorocyclohexane 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": [
                  "Flammable liquid whose vapour can present an ignition hazard.",
                  "Strongly basic reaction conditions can promote elimination to cyclohexene instead of the intended substitution.",
                  "Combustion or severe thermal decomposition can release hydrogen chloride and other hazardous fumes."
                ],
                "questions": [
                  {
                    "id": "evidence-failure-modes-and-hazards-q01",
                    "text": "Which of these failure modes and hazards hold for the sense of chlorocyclohexane 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": "Cyclohexane",
                    "difference": "Has formula C6H12 and no chlorine substituent."
                  },
                  {
                    "name": "Chlorobenzene",
                    "difference": "Contains an aromatic ring and has formula C6H5Cl; chlorocyclohexane has a saturated ring."
                  },
                  {
                    "name": "Hexachlorocyclohexane",
                    "difference": "Has six chlorine substituents and formula C6H6Cl6, rather than one chlorine substituent."
                  },
                  {
                    "name": "Bromocyclohexane",
                    "difference": "Contains bromine in place of chlorine."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-neighbours-q01",
                    "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of chlorocyclohexane this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Which authoritative records verify the CAS number, PubChem CID, EC number, and accepted synonyms for this registry entry?",
    "Which primary or critically evaluated sources establish melting point, boiling point, density, vapor pressure, and water solubility with conditions and uncertainty?",
    "Which impurities and moisture limits are relevant to actual supplied grades and intended uses of chlorocyclohexane?",
    "What experimental evidence establishes reaction selectivity, conformational effects, and storage compatibility under the conditions the model must support?",
    "Which current hazard classifications, exposure limits, transport determinations, and disposal requirements apply in the intended jurisdictions?"
  ],
  "statistics": {
    "bundles": 6,
    "layers": 11,
    "findings": 16,
    "questions": 26
  }
}
