{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T11:20:24Z",
    "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": "2026-10-05T13:29:27+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-08T19:09:52+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q2961480",
    "registryId": "vr.tr.cat-q2961480",
    "name": "cat",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.OBJ"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q2961480/",
  "model": {
    "registry_id": "vr.tr.cat-q2961480",
    "name": "cat",
    "purpose": "Let an agent describe the siege cat historically from sources, including terminology and museum reconstructions, without operational detail, and separate the animal sense.",
    "definition": "A medieval siege device, also called a sow, consisting of a movable roofed shed that protected soldiers approaching fortifications; described here as an object of military history and reconstruction only.",
    "what_it_is_for": "A subject of medieval military history and heritage.",
    "affordances": [
      "explain what a siege cat was from historical sources",
      "find depictions in manuscripts and reconstructions",
      "relate it to other siege engines",
      "separate other senses of cat"
    ],
    "distinguishing_features": [
      "Protective movable shelter",
      "Medieval siege context",
      "Known from texts and images",
      "Many regional names"
    ],
    "appearance": "A timber shed on wheels with a sloping roof, as shown in manuscripts and reconstructions.",
    "visual_identification": [
      "Covered movable shed",
      "Terms such as cat, sow, testudo",
      "The domestic cat is a different sense"
    ],
    "physical_properties": [
      {
        "quantity": "Overall length",
        "unit": "m",
        "typical_range": "",
        "note": "Length is measured along the longest horizontal extent of a surviving reconstruction or derived from a documented historical representation."
      },
      {
        "quantity": "Overall width",
        "unit": "m",
        "typical_range": "",
        "note": "Width is measured across the widest part of a specified reconstruction, with projecting components identified."
      },
      {
        "quantity": "Overall height",
        "unit": "m",
        "typical_range": "",
        "note": "Height is measured from the supporting surface to the highest roof component of a specified reconstruction."
      },
      {
        "quantity": "Total mass",
        "unit": "kg",
        "typical_range": "",
        "note": "Mass is determined by weighing a reconstruction or estimating its documented components, with uncertainty stated."
      }
    ],
    "families_and_kinds": [
      "cats and sows",
      "Roman testudo (related)",
      "siege towers (related)",
      "rams (related)"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "siege engine",
        "why": "category"
      },
      {
        "relation": "was used against",
        "target": "castle and fortification",
        "why": "target"
      },
      {
        "relation": "is described in",
        "target": "medieval chronicles",
        "why": "sources"
      },
      {
        "relation": "is confused with",
        "target": "cat (animal)",
        "why": "another sense"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Heritage and museum standards for reconstructions"
    ],
    "failure_modes_and_hazards": [
      "Romanticised or unsourced claims",
      "Confusing senses"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Describe the medieval siege cat and its use from historical sources.",
        "Help plan a reconstruction or display that follows the venue's safety rules."
      ],
      "must_not": [
        "Present conjecture about siege engines as documented history.",
        "Let visitors work or climb on a reconstruction without supervision and safety checks.",
        "Damage historic sites or remains while reconstructing or demonstrating it."
      ],
      "requires_human": [
        "Opening a reconstruction to public use or demonstration."
      ]
    },
    "ethics": {
      "considerations": [
        "Reconstructions are heavy and can injure visitors and volunteers.",
        "Siege warfare caused great suffering, which presentations should not glamorise."
      ],
      "affected_parties": [
        "Visitors and volunteers",
        "Historians and students",
        "Heritage sites"
      ]
    },
    "owners": {
      "steward": "The museum, society or person who keeps a reconstruction; no originals are known to survive.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q2961480: cat",
      "url": "https://www.wikidata.org/wiki/Q2961480",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-de",
      "title": "Wikipedia (de): Katze (Belagerungsgerät)",
      "url": "https://de.wikipedia.org/wiki/Katze_%28Belagerungsger%C3%A4t%29",
      "url_status": "live",
      "checked_by": "wikidata-api sitelink",
      "what_it_supports": "general description of the item"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "history",
        "name": "History",
        "description": "Sources.",
        "rationale": "History needs sources.",
        "layers": [
          {
            "id": "description",
            "name": "Description",
            "description": "What it was.",
            "findings": [
              {
                "id": "description-finding",
                "name": "Description",
                "description": "Historical description.",
                "questions": [
                  {
                    "text": "How do medieval chronicles describe the siege cat?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which sieges mention it?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "terms",
            "name": "Terms",
            "description": "Names.",
            "findings": [
              {
                "id": "terms-finding",
                "name": "Terms",
                "description": "Terminology.",
                "questions": [
                  {
                    "text": "Which regional names were used, such as sow?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Why was it called a cat?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "context",
        "name": "Context",
        "description": "Siege warfare.",
        "rationale": "Context is historical.",
        "layers": [
          {
            "id": "related",
            "name": "Related",
            "description": "Other engines.",
            "findings": [
              {
                "id": "related-finding",
                "name": "Related",
                "description": "Related devices.",
                "questions": [
                  {
                    "text": "How did it relate to rams and siege towers, in general terms?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which historians discuss them?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "period",
            "name": "Period",
            "description": "When used.",
            "findings": [
              {
                "id": "period-finding",
                "name": "Period",
                "description": "Period.",
                "questions": [
                  {
                    "text": "In which periods and regions is it attested?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How reliable are the sources?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "heritage",
        "name": "Heritage",
        "description": "Museums.",
        "rationale": "Reconstructions educate.",
        "layers": [
          {
            "id": "reconstructions",
            "name": "Reconstructions",
            "description": "Museums.",
            "findings": [
              {
                "id": "reconstructions-finding",
                "name": "Reconstructions",
                "description": "Reconstructions.",
                "questions": [
                  {
                    "text": "Where can reconstructions be seen?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How accurate are they?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "images",
            "name": "Images",
            "description": "Manuscripts.",
            "findings": [
              {
                "id": "images-finding",
                "name": "Images",
                "description": "Manuscript images.",
                "questions": [
                  {
                    "text": "Which manuscripts depict it?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Are digitised images available?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "senses",
        "name": "Senses",
        "description": "Disambiguation.",
        "rationale": "Cat has many senses.",
        "layers": [
          {
            "id": "animal",
            "name": "Animal",
            "description": "Domestic cat.",
            "findings": [
              {
                "id": "animal-finding",
                "name": "Animal",
                "description": "Animal sense.",
                "questions": [
                  {
                    "text": "Is the domestic cat or another felid meant?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which entry fits?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "other",
            "name": "Other",
            "description": "Other uses.",
            "findings": [
              {
                "id": "other-finding",
                "name": "Other",
                "description": "Other senses.",
                "questions": [
                  {
                    "text": "Is a cat-o-nine-tails, catamaran or CAT scan meant?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which entry fits?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should siege engines be grouped?",
    "How should manuscript sources be linked?",
    "How should the animal sense be split off?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}