{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T07:21:51Z",
    "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": "2026-10-05T15:00:00Z",
      "ingestedAt": "2026-10-05T13:24:07+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-06T19:51:59+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q39715",
    "registryId": "vr.tr.lighthouse",
    "name": "lighthouse",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.BLT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q39715/",
  "model": {
    "registry_id": "vr.tr.lighthouse",
    "name": "lighthouse",
    "purpose": "Let an agent handle lighthouses by name, location, light characteristic, status and heritage.",
    "definition": "A tower or structure with a powerful light to guide ships at sea or on inland waterways, marking coasts, hazards and harbour entrances with characteristic light patterns; many are now automated or historic.",
    "what_it_is_for": "Navigation safety; also heritage and tourism.",
    "affordances": [
      "identify it from its light characteristic",
      "look it up in the list of lights",
      "visit where open",
      "preserve it as heritage"
    ],
    "distinguishing_features": [
      "Navigational light structure",
      "Unique light characteristic",
      "Listed in official lists of lights",
      "Many automated"
    ],
    "appearance": "A tall tower, often striped, with a lantern room at the top.",
    "visual_identification": [
      "Light characteristic such as Fl(2) 10s",
      "Daymark colours and bands",
      "Inactive lighthouses no longer show a light"
    ],
    "physical_properties": [
      {
        "quantity": "nominal range",
        "typical_range": "10-30",
        "unit": "nautical miles",
        "note": "major lights"
      }
    ],
    "families_and_kinds": [
      "coastal lighthouses",
      "harbour and approach lights",
      "range or leading lights",
      "lightships and offshore towers",
      "inactive and historic lighthouses"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "navigational aid and building",
        "why": "category"
      },
      {
        "relation": "guides",
        "target": "ship",
        "why": "users"
      },
      {
        "relation": "is operated by",
        "target": "lighthouse authority",
        "why": "operator"
      },
      {
        "relation": "is related to",
        "target": "beacon and buoy",
        "why": "aids"
      }
    ],
    "identifiers": [
      {
        "scheme": "ARLHS number",
        "value_or_pattern": "amateur radio lighthouse society id",
        "note": "lighthouses"
      },
      {
        "scheme": "Admiralty List of Lights number",
        "value_or_pattern": "official light number",
        "note": "navigation"
      }
    ],
    "standards_and_regulation": [
      "IALA recommendations",
      "SOLAS Chapter V",
      "Heritage protection law"
    ],
    "failure_modes_and_hazards": [
      "Relying on out-of-date light data",
      "Unsafe access on cliffs and towers"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Report a lighthouse's position, light characteristic and status from official notices.",
        "Report a light that is out or shows the wrong characteristic to the lighthouse authority."
      ],
      "must_not": [
        "Show false lights or alter a light's characteristic.",
        "Interfere with the light, power or equipment of a working lighthouse.",
        "Present a decommissioned light as active, or the reverse.",
        "Damage a historic lighthouse or enter it without permission."
      ],
      "requires_human": [
        "Any change to a light used for navigation."
      ]
    },
    "ethics": {
      "considerations": [
        "Mariners' lives depend on lights being where and as charts show."
      ],
      "affected_parties": [
        "Mariners",
        "Coastal communities",
        "Heritage visitors"
      ]
    },
    "owners": {
      "steward": "The national lighthouse authority; historic lighthouses may be held by heritage trusts.",
      "master_systems": [
        "Official lists of lights and notices to mariners"
      ]
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q39715: lighthouse",
      "url": "https://www.wikidata.org/wiki/Q39715",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Lighthouse",
      "url": "https://en.wikipedia.org/wiki/Lighthouse",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "identity",
        "name": "Identity",
        "description": "Which lighthouse.",
        "rationale": "Names and numbers.",
        "layers": [
          {
            "id": "name",
            "name": "Name",
            "description": "Location.",
            "findings": [
              {
                "id": "name-finding",
                "name": "Name",
                "description": "Lighthouse identity.",
                "questions": [
                  {
                    "text": "Which lighthouse, and where?",
                    "kind": "provenance"
                  },
                  {
                    "text": "What is its official light number?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "status",
            "name": "Status",
            "description": "Active or inactive.",
            "findings": [
              {
                "id": "status-finding",
                "name": "Status",
                "description": "Status.",
                "questions": [
                  {
                    "text": "Is it active and automated?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Who operates it?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "light",
        "name": "Light",
        "description": "Characteristic.",
        "rationale": "Characteristic identifies it at night.",
        "layers": [
          {
            "id": "characteristic",
            "name": "Characteristic",
            "description": "Pattern.",
            "findings": [
              {
                "id": "characteristic-finding",
                "name": "Characteristic",
                "description": "Light characteristic.",
                "questions": [
                  {
                    "text": "What is its light characteristic and colour?",
                    "kind": "definition"
                  },
                  {
                    "text": "What is its range?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          },
          {
            "id": "notices",
            "name": "Notices",
            "description": "Changes.",
            "findings": [
              {
                "id": "notices-finding",
                "name": "Notices",
                "description": "Notices to mariners.",
                "questions": [
                  {
                    "text": "Are there notices of changes or outages?",
                    "kind": "provenance"
                  },
                  {
                    "text": "From which authority?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "heritage",
        "name": "Heritage",
        "description": "History.",
        "rationale": "Lighthouses are heritage.",
        "layers": [
          {
            "id": "history",
            "name": "History",
            "description": "Construction.",
            "findings": [
              {
                "id": "history-finding",
                "name": "History",
                "description": "History.",
                "questions": [
                  {
                    "text": "When was it built, and by whom?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is it a protected building?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "visiting",
            "name": "Visiting",
            "description": "Access.",
            "findings": [
              {
                "id": "visiting-finding",
                "name": "Visiting",
                "description": "Visiting.",
                "questions": [
                  {
                    "text": "Is it open to visitors?",
                    "kind": "provenance"
                  },
                  {
                    "text": "What safety rules apply?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "navigation",
        "name": "Navigation",
        "description": "Use at sea.",
        "rationale": "Mariners rely on lights.",
        "layers": [
          {
            "id": "charts",
            "name": "Charts",
            "description": "Official data.",
            "findings": [
              {
                "id": "charts-finding",
                "name": "Charts",
                "description": "Chart data.",
                "questions": [
                  {
                    "text": "How is it shown on charts?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is the chart current?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "hazard",
            "name": "Hazard",
            "description": "What it marks.",
            "findings": [
              {
                "id": "hazard-finding",
                "name": "Hazard",
                "description": "Marked hazard.",
                "questions": [
                  {
                    "text": "What hazard or approach does it mark?",
                    "kind": "definition"
                  },
                  {
                    "text": "Are sectors coloured?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should lighthouses be instances with light numbers?",
    "How should light characteristics be recorded?",
    "How should heritage status be linked?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}