{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T14:03:06Z",
    "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": "2026-10-05T16:30:00Z",
      "ingestedAt": "2026-10-05T13:31:10+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:31+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q502730",
    "registryId": "vr.tr.cartilage",
    "name": "cartilage",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.LIV"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q502730/",
  "model": {
    "registry_id": "vr.tr.cartilage",
    "name": "cartilage",
    "purpose": "Let an agent explain cartilage by type, structure, function, injury and ageing in general terms, route acute injuries to care, and avoid personal medical advice.",
    "definition": "A firm, flexible connective tissue made of cells called chondrocytes within a matrix of collagen and proteoglycans, occurring as hyaline cartilage in joints, nose and airways, elastic cartilage in the ear and epiglottis, and fibrocartilage in intervertebral discs and menisci; it lacks blood vessels and heals slowly.",
    "what_it_is_for": "Cushioning joints, supporting structures and bone growth.",
    "affordances": [
      "describe cartilage types and locations",
      "explain growth plates",
      "understand common injuries and osteoarthritis in general terms",
      "find reliable health information"
    ],
    "distinguishing_features": [
      "Firm yet flexible",
      "Avascular",
      "Heals slowly",
      "Three main types"
    ],
    "appearance": "Smooth, whitish or bluish tissue, firm but flexible.",
    "visual_identification": [
      "Glossy surfaces on joint ends",
      "Flexible ear and nose tissue",
      "Bone is harder and vascular"
    ],
    "physical_properties": [
      {
        "quantity": "Tissue thickness",
        "unit": "mm",
        "typical_range": "",
        "note": "Measure thickness through imaging or prepared tissue sections while recording the anatomical site and loading state."
      },
      {
        "quantity": "Compressive modulus",
        "unit": "MPa",
        "typical_range": "",
        "note": "Determine compressive stiffness through mechanical testing with the cartilage type, loading rate and test conditions specified."
      },
      {
        "quantity": "Water mass fraction",
        "unit": "%",
        "typical_range": "",
        "note": "Determine water content from wet and dry tissue masses using a stated laboratory method."
      }
    ],
    "families_and_kinds": [
      "hyaline cartilage",
      "elastic cartilage",
      "fibrocartilage",
      "epiphyseal (growth plate) cartilage",
      "articular cartilage"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "connective tissue",
        "why": "category"
      },
      {
        "relation": "is related to",
        "target": "tendon",
        "why": "related tissue"
      },
      {
        "relation": "is affected by",
        "target": "osteoarthritis",
        "why": "condition"
      },
      {
        "relation": "is part of",
        "target": "joint",
        "why": "structure"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Clinical guidelines on joint injuries and osteoarthritis",
      "Regulation of cell and tissue therapies"
    ],
    "failure_modes_and_hazards": [
      "Missed ligament or meniscus injuries",
      "Unproven cartilage regeneration treatments",
      "Agents diagnosing joint problems"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Explain cartilage types and their roles, citing medical sources.",
        "Direct people with joint pain to a clinician."
      ],
      "must_not": [
        "Diagnose cartilage damage in a person.",
        "Promote unproven supplements or injections for cartilage repair.",
        "Use human cartilage tissue without consent and approvals."
      ],
      "requires_human": [
        "Any treatment decision for a joint or cartilage injury."
      ]
    },
    "ethics": {
      "considerations": [
        "People in pain are targeted by unproven treatments; honesty protects them."
      ],
      "affected_parties": [
        "Patients with joint conditions",
        "Athletes"
      ]
    },
    "owners": {
      "steward": "Nobody owns the tissue type; each person's body is their own.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q502730: cartilage",
      "url": "https://www.wikidata.org/wiki/Q502730",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Cartilage",
      "url": "https://en.wikipedia.org/wiki/Cartilage",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "types",
        "name": "Types",
        "description": "Kinds of cartilage.",
        "rationale": "Types differ.",
        "layers": [
          {
            "id": "kind",
            "name": "Kind",
            "description": "Which type.",
            "findings": [
              {
                "id": "kind-finding",
                "name": "Kind",
                "description": "Cartilage type.",
                "questions": [
                  {
                    "text": "Which type of cartilage is found here, and why?",
                    "kind": "definition"
                  },
                  {
                    "text": "How does its structure suit its role?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          },
          {
            "id": "growth",
            "name": "Growth",
            "description": "Growth plates.",
            "findings": [
              {
                "id": "growth-finding",
                "name": "Growth",
                "description": "Growth plates.",
                "questions": [
                  {
                    "text": "How do growth plates allow bones to lengthen?",
                    "kind": "definition"
                  },
                  {
                    "text": "When do they close?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "injury",
        "name": "Injury",
        "description": "Damage.",
        "rationale": "Injuries need assessment.",
        "layers": [
          {
            "id": "acute",
            "name": "Acute",
            "description": "Acute injury.",
            "findings": [
              {
                "id": "acute-finding",
                "name": "Acute",
                "description": "Acute injury.",
                "questions": [
                  {
                    "text": "Is there a joint injury with swelling, locking, giving way or inability to bear weight?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Should the person seek prompt medical assessment?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "arthritis",
            "name": "Arthritis",
            "description": "Osteoarthritis.",
            "findings": [
              {
                "id": "arthritis-finding",
                "name": "Arthritis",
                "description": "Osteoarthritis.",
                "questions": [
                  {
                    "text": "What do health services say about osteoarthritis and cartilage, in general terms?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the user asking about their own treatment?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "treatment",
        "name": "Treatment",
        "description": "Evidence.",
        "rationale": "Evidence varies.",
        "layers": [
          {
            "id": "therapies",
            "name": "Therapies",
            "description": "Regenerative treatments.",
            "findings": [
              {
                "id": "therapies-finding",
                "name": "Therapies",
                "description": "Regenerative treatments.",
                "questions": [
                  {
                    "text": "Is this cartilage repair or regeneration treatment approved and evidence-based?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which regulator evaluates it?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "rehab",
            "name": "Rehab",
            "description": "Rehabilitation.",
            "findings": [
              {
                "id": "rehab-finding",
                "name": "Rehab",
                "description": "Rehabilitation.",
                "questions": [
                  {
                    "text": "What rehabilitation approaches do guidelines recommend, in general terms?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Who should supervise it?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "senses",
        "name": "Senses",
        "description": "Disambiguation.",
        "rationale": "Cartilage also means food.",
        "layers": [
          {
            "id": "food",
            "name": "Food",
            "description": "Cartilage in food.",
            "findings": [
              {
                "id": "food-finding",
                "name": "Food",
                "description": "Food sense.",
                "questions": [
                  {
                    "text": "Is cartilage as a food ingredient or supplement meant?",
                    "kind": "boundary"
                  },
                  {
                    "text": "What evidence exists for supplement claims?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "anatomy",
            "name": "Anatomy",
            "description": "Specific cartilages.",
            "findings": [
              {
                "id": "anatomy-finding",
                "name": "Anatomy",
                "description": "Specific cartilages.",
                "questions": [
                  {
                    "text": "Which specific cartilage is meant, such as laryngeal or nasal cartilage?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which anatomy reference shows it?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should cartilage types be separate entries?",
    "How should anatomy ontologies be linked?",
    "How should regenerative therapies be tracked?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}