{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-14T03:33:12Z",
    "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": 4,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T07:46:44+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-06T19:52:02+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q7548379",
    "registryId": "vr.tr.snow-cave",
    "name": "snow cave",
    "version": "0.2.0-wave.4",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.BLT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q7548379/",
  "model": {
    "registry_id": "vr.tr.snow-cave",
    "name": "snow cave",
    "purpose": "Let an agent explain what a snow cave is, relay its purpose, principle and safety from mountaineering and survival sources, and distinguish it from an igloo and from a natural cave, routing real emergencies to proper help.",
    "definition": "A shelter dug into a bank or drift of snow, used to protect people from cold and wind in winter or mountain conditions; the trapped air and insulating snow keep the interior far warmer than the outside, and it is a survival and mountaineering technique. A snow cave must be built and used carefully to avoid collapse and suffocation, so ventilation and structure matter.",
    "what_it_is_for": "Sheltering people from cold using dug snow.",
    "affordances": [
      "explain the shelter",
      "relay its insulating principle",
      "note safety considerations",
      "distinguish it from an igloo"
    ],
    "distinguishing_features": [
      "Dug into snow",
      "Insulated interior",
      "Survival technique",
      "Needs ventilation"
    ],
    "appearance": "A hollow dug into a snow bank, with a small entrance and a domed interior chamber above the entrance level.",
    "visual_identification": [
      "A chamber dug into a snow bank",
      "A dug snow shelter for winter survival",
      "An igloo is built from cut snow blocks; a natural cave is rock"
    ],
    "physical_properties": [
      {
        "quantity": "material",
        "typical_range": "snow",
        "unit": "note",
        "note": ""
      },
      {
        "quantity": "principle",
        "typical_range": "snow insulates",
        "unit": "note",
        "note": ""
      },
      {
        "quantity": "registry parent",
        "typical_range": "snow or ice construction",
        "unit": "note",
        "note": ""
      }
    ],
    "families_and_kinds": [
      "survival snow cave",
      "mountaineering snow cave",
      "snow trench shelter"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "snow or ice construction",
        "why": "in registry terms"
      },
      {
        "relation": "is contrasted with",
        "target": "igloo",
        "why": ""
      },
      {
        "relation": "is contrasted with",
        "target": "natural cave",
        "why": ""
      },
      {
        "relation": "is used in",
        "target": "mountaineering",
        "why": ""
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Mountaineering and survival guidance"
    ],
    "failure_modes_and_hazards": [
      "Collapse of the roof",
      "Suffocation without ventilation",
      "Confusing with an igloo"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Explain snow caves as emergency or planned shelters and their general safety principles.",
        "Advise users to check avalanche conditions and tell others their plans."
      ],
      "must_not": [
        "Encourage snow caves in avalanche terrain or unstable snow.",
        "Ignore ventilation needs or risks of roof collapse.",
        "Leave people in a snow cave without a way to call for help.",
        "Present a snow cave as safe for untrained people in all conditions."
      ],
      "requires_human": [
        "Directing people into or out of a snow shelter in an emergency."
      ]
    },
    "ethics": {
      "considerations": [
        "Snow caves save lives but can collapse or suffocate occupants.",
        "Rescuers may be put at risk."
      ],
      "affected_parties": [
        "Mountaineers and travellers",
        "Rescuers",
        "Children in winter play"
      ]
    },
    "owners": {
      "steward": "The people who build and use it.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q7548379: snow cave",
      "url": "https://www.wikidata.org/wiki/Q7548379",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Snow cave",
      "url": "https://en.wikipedia.org/wiki/Snow_cave",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What a snow cave is.",
        "rationale": "Definition.",
        "layers": [
          {
            "id": "definition",
            "name": "Definition",
            "description": "Definition.",
            "findings": [
              {
                "id": "definition-finding",
                "name": "Definition",
                "description": "Definition.",
                "questions": [
                  {
                    "text": "What is a snow cave, and how does it differ from an igloo or a natural cave?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is this a real cold-weather emergency needing rescue services?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "use",
            "name": "Use",
            "description": "Use.",
            "findings": [
              {
                "id": "use-finding",
                "name": "Use",
                "description": "Use.",
                "questions": [
                  {
                    "text": "When is a snow cave used for shelter?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits igloo?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "principle",
        "name": "Principle",
        "description": "Principle.",
        "rationale": "Sources.",
        "layers": [
          {
            "id": "insulation",
            "name": "Insulation",
            "description": "Insulation.",
            "findings": [
              {
                "id": "insulation-finding",
                "name": "Insulation",
                "description": "Insulation.",
                "questions": [
                  {
                    "text": "Why does snow insulate the interior of a snow cave?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "warmth",
            "name": "Warmth",
            "description": "Warmth.",
            "findings": [
              {
                "id": "warmth-finding",
                "name": "Warmth",
                "description": "Warmth.",
                "questions": [
                  {
                    "text": "How much warmer is a snow cave than outside, as sources describe?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How is temperature measured?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "safety",
        "name": "Safety",
        "description": "Safety.",
        "rationale": "Guidance.",
        "layers": [
          {
            "id": "ventilation",
            "name": "Ventilation",
            "description": "Ventilation.",
            "findings": [
              {
                "id": "ventilation-finding",
                "name": "Ventilation",
                "description": "Ventilation.",
                "questions": [
                  {
                    "text": "Why is ventilation essential in a snow cave?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is expert guidance needed before attempting one?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "collapse",
            "name": "Collapse",
            "description": "Collapse risk.",
            "findings": [
              {
                "id": "collapse-finding",
                "name": "Collapse",
                "description": "Collapse.",
                "questions": [
                  {
                    "text": "What makes a snow cave collapse, and how is that avoided?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Where should survival training be sought?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "context",
        "name": "Context",
        "description": "Context.",
        "rationale": "Context.",
        "layers": [
          {
            "id": "mountaineering",
            "name": "Mountaineering",
            "description": "Mountaineering.",
            "findings": [
              {
                "id": "mountaineering-finding",
                "name": "Mountaineering",
                "description": "Mountaineering.",
                "questions": [
                  {
                    "text": "How do mountaineers use snow caves?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which sources are cited?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "shelters",
            "name": "Shelters",
            "description": "Other snow shelters.",
            "findings": [
              {
                "id": "shelters-finding",
                "name": "Shelters",
                "description": "Shelters.",
                "questions": [
                  {
                    "text": "How does a snow cave compare with other snow shelters?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits the related shelter?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should survival and mountaineering uses be distinguished?",
    "How should safety be conveyed without instructing risky acts?",
    "How should it relate to the igloo?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}