{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T11:51:59Z",
    "providers": [
      "Claude"
    ],
    "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify",
    "pass": 2,
    "wave": 1,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-05T17:00:00Z",
      "ingestedAt": "2026-10-05T13:29:21+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T12:16:27+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: WordNet gloss",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-COEFFICIENT",
    "registryId": "vr.tr.coefficient",
    "name": "coefficient",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "XCT.QTY"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/coefficient/",
  "model": {
    "registry_id": "vr.tr.coefficient",
    "name": "coefficient",
    "purpose": "Let an agent handle coefficients by property, definition, units, measurement conditions and sources, and separate the algebraic sense.",
    "definition": "A constant number that measures some property or characteristic of a material or system, such as the absorption coefficient, drag coefficient, coefficient of friction or coefficient of thermal expansion; in algebra, also the numerical factor of a term.",
    "what_it_is_for": "Quantifying material and system behaviour in engineering and science.",
    "affordances": [
      "look up coefficient values with conditions",
      "use coefficients in calculations",
      "understand how coefficients are measured",
      "separate the algebraic sense"
    ],
    "distinguishing_features": [
      "Characterises a property",
      "Depends on conditions",
      "Measured experimentally",
      "Used in design equations"
    ],
    "appearance": "Not physical; numbers in tables and equations.",
    "visual_identification": [
      "Symbols such as mu, Cd, alpha",
      "Usually dimensionless or with specific units",
      "Algebraic coefficients multiply variables"
    ],
    "physical_properties": [],
    "families_and_kinds": [
      "friction coefficients",
      "drag and lift coefficients",
      "absorption and attenuation coefficients",
      "thermal expansion coefficients",
      "algebraic coefficients"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "physical constant or parameter",
        "why": "category"
      },
      {
        "relation": "is used in",
        "target": "engineering calculation",
        "why": "application"
      },
      {
        "relation": "is measured by",
        "target": "experiment",
        "why": "method"
      },
      {
        "relation": "is related to",
        "target": "equilibrium constant",
        "why": "related quantity"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Test standards for measuring coefficients such as ASTM and ISO methods"
    ],
    "failure_modes_and_hazards": [
      "Using values outside tested conditions",
      "Unit errors"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Report coefficients with their units, conditions and source.",
        "Check that a coefficient applies to the material and conditions in question."
      ],
      "must_not": [
        "Use a coefficient outside the conditions it was measured for without saying so.",
        "Mix units or conventions between sources.",
        "Present an estimated coefficient as a measured one."
      ],
      "requires_human": [
        "Using coefficients in safety-critical design such as brakes, structures or heat shields."
      ]
    },
    "ethics": {
      "considerations": [
        "Engineering safety depends on correct material properties."
      ],
      "affected_parties": [
        "Engineers and designers",
        "Users of products and structures"
      ]
    },
    "owners": {
      "steward": "Nobody owns the concept; whoever publishes a value answers for it.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "oewn",
      "title": "Open English WordNet 2024, synset oewn-13607325-n",
      "url": "https://en-word.net/id/oewn-13607325-n",
      "what_it_supports": "sense and gloss of the concept",
      "url_status": "live",
      "checked_by": "http 200"
    },
    {
      "id": "wiktionary-en",
      "title": "Wiktionary: coefficient",
      "url": "https://en.wiktionary.org/wiki/coefficient",
      "what_it_supports": "word senses and usage",
      "url_status": "live",
      "checked_by": "http 200"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "value",
        "name": "Value",
        "description": "Which coefficient.",
        "rationale": "Conditions matter.",
        "layers": [
          {
            "id": "identify",
            "name": "Identify",
            "description": "Property.",
            "findings": [
              {
                "id": "identify-finding",
                "name": "Identify",
                "description": "Coefficient identity.",
                "questions": [
                  {
                    "text": "Which coefficient is meant, and for which property?",
                    "kind": "definition"
                  },
                  {
                    "text": "What are its symbol and units?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          },
          {
            "id": "lookup",
            "name": "Lookup",
            "description": "Data.",
            "findings": [
              {
                "id": "lookup-finding",
                "name": "Lookup",
                "description": "Reference value.",
                "questions": [
                  {
                    "text": "What value applies for these materials and conditions?",
                    "kind": "measurement"
                  },
                  {
                    "text": "From which reference source?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "measurement",
        "name": "Measurement",
        "description": "Testing.",
        "rationale": "Tests define values.",
        "layers": [
          {
            "id": "method",
            "name": "Method",
            "description": "Test standard.",
            "findings": [
              {
                "id": "method-finding",
                "name": "Method",
                "description": "Test method.",
                "questions": [
                  {
                    "text": "Which standard test method measures it?",
                    "kind": "provenance"
                  },
                  {
                    "text": "What conditions are specified?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          },
          {
            "id": "uncertainty",
            "name": "Uncertainty",
            "description": "Variation.",
            "findings": [
              {
                "id": "uncertainty-finding",
                "name": "Uncertainty",
                "description": "Uncertainty.",
                "questions": [
                  {
                    "text": "How much does the value vary between samples or conditions?",
                    "kind": "measurement"
                  },
                  {
                    "text": "Is a safety factor needed?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "use",
        "name": "Use",
        "description": "Calculations.",
        "rationale": "Coefficients feed equations.",
        "layers": [
          {
            "id": "equation",
            "name": "Equation",
            "description": "Applying it.",
            "findings": [
              {
                "id": "equation-finding",
                "name": "Equation",
                "description": "Application.",
                "questions": [
                  {
                    "text": "How is the coefficient used in this calculation?",
                    "kind": "action"
                  },
                  {
                    "text": "Are units consistent?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "design",
            "name": "Design",
            "description": "Engineering.",
            "findings": [
              {
                "id": "design-finding",
                "name": "Design",
                "description": "Design use.",
                "questions": [
                  {
                    "text": "Is the value appropriate for a safety-critical design?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Should an engineer review it?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "senses",
        "name": "Senses",
        "description": "Disambiguation.",
        "rationale": "Coefficient has an algebraic sense.",
        "layers": [
          {
            "id": "algebra",
            "name": "Algebra",
            "description": "Numerical factor.",
            "findings": [
              {
                "id": "algebra-finding",
                "name": "Algebra",
                "description": "Algebraic sense.",
                "questions": [
                  {
                    "text": "Is the numerical factor of an algebraic term meant?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which entry fits?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "statistics",
            "name": "Statistics",
            "description": "Correlation coefficient.",
            "findings": [
              {
                "id": "statistics-finding",
                "name": "Statistics",
                "description": "Statistical sense.",
                "questions": [
                  {
                    "text": "Is a statistical coefficient such as correlation meant?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which entry fits?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should each coefficient be a separate entry?",
    "How should data tables be linked?",
    "How should the algebraic sense be split off?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}