{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T11:32:52Z",
    "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": "2026-10-05T13:31:22+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:30+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q34038",
    "registryId": "vr.tr.waterfall",
    "name": "waterfall",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.PLC"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q34038/",
  "model": {
    "registry_id": "vr.tr.waterfall",
    "name": "waterfall",
    "purpose": "Let an agent handle waterfalls by name, height, flow, access and safety, including the dangers of swimming and slippery rocks.",
    "definition": "A place where a river or stream flows over a vertical drop or series of steep drops, forming falls, cascades or cataracts; waterfalls are major natural attractions and also occur artificially and underwater in the sense of density currents.",
    "what_it_is_for": "Scenery, recreation, hydropower and ecosystems.",
    "affordances": [
      "find waterfall information and access routes",
      "check safety guidance at falls",
      "compare heights and flows from sources",
      "photograph waterfalls responsibly"
    ],
    "distinguishing_features": [
      "Water over a drop",
      "Varies with season",
      "Popular attraction",
      "Hazardous rocks and currents"
    ],
    "appearance": "Water falling over cliffs or steps, with spray and plunge pools.",
    "visual_identification": [
      "Vertical drops and plunge pools",
      "Cascades, cataracts and horsetails",
      "Rapids are steep but without a drop"
    ],
    "physical_properties": [
      {
        "quantity": "Vertical drop",
        "unit": "m",
        "typical_range": "",
        "note": "Measure the elevation difference between the top and bottom of the specified fall or series of falls."
      },
      {
        "quantity": "Water discharge",
        "unit": "m3/s",
        "typical_range": "",
        "note": "Determine the volume passing a defined river cross section per second and record the observation date because flow varies."
      },
      {
        "quantity": "Width of flowing crest",
        "unit": "m",
        "typical_range": "",
        "note": "Measure the width of water crossing the waterfall crest under the recorded flow conditions."
      }
    ],
    "families_and_kinds": [
      "plunge waterfalls",
      "cascades",
      "horsetail waterfalls",
      "tiered waterfalls",
      "artificial waterfalls"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "landform and body of water",
        "why": "category"
      },
      {
        "relation": "is part of",
        "target": "river",
        "why": "context"
      },
      {
        "relation": "forms",
        "target": "plunge pool",
        "why": "feature"
      },
      {
        "relation": "is protected as",
        "target": "natural heritage",
        "why": "status"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Protected area rules",
      "Water safety guidance"
    ],
    "failure_modes_and_hazards": [
      "Falls from slippery rocks",
      "Drowning in plunge pools and currents",
      "Sudden flow increases after rain"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Describe a waterfall's location, height and access from reliable sources.",
        "Report access closures and safety warnings from site managers."
      ],
      "must_not": [
        "Encourage climbing, swimming or jumping at waterfalls where it is unsafe or banned.",
        "Fly drones over waterfalls in breach of local rules or near visitors.",
        "Disturb wildlife or erode paths at protected waterfalls.",
        "Present unofficial access routes as safe."
      ],
      "requires_human": [
        "Guiding visitors during floods or high water."
      ]
    },
    "ethics": {
      "considerations": [
        "People die at waterfalls each year from falls and drowning.",
        "Popular falls suffer from crowding and erosion."
      ],
      "affected_parties": [
        "Visitors and swimmers",
        "Rescue services",
        "Local communities"
      ]
    },
    "owners": {
      "steward": "The landowner or protected-area authority.",
      "master_systems": [
        "Land registry or cadastre"
      ]
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q34038: waterfall",
      "url": "https://www.wikidata.org/wiki/Q34038",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Waterfall",
      "url": "https://en.wikipedia.org/wiki/Waterfall",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "identity",
        "name": "Identity",
        "description": "Which waterfall.",
        "rationale": "Names and data.",
        "layers": [
          {
            "id": "name",
            "name": "Name",
            "description": "Waterfall.",
            "findings": [
              {
                "id": "name-finding",
                "name": "Name",
                "description": "Waterfall identity.",
                "questions": [
                  {
                    "text": "Which waterfall is meant, and on which river?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How tall is it, according to reliable sources?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          },
          {
            "id": "type",
            "name": "Type",
            "description": "Form.",
            "findings": [
              {
                "id": "type-finding",
                "name": "Type",
                "description": "Waterfall type.",
                "questions": [
                  {
                    "text": "What type of waterfall is it?",
                    "kind": "definition"
                  },
                  {
                    "text": "Does flow vary by season?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "safety",
        "name": "Safety",
        "description": "Hazards.",
        "rationale": "Waterfalls can kill.",
        "layers": [
          {
            "id": "rocks",
            "name": "Rocks",
            "description": "Slippery edges.",
            "findings": [
              {
                "id": "rocks-finding",
                "name": "Rocks",
                "description": "Edge safety.",
                "questions": [
                  {
                    "text": "Are there barriers and safe viewpoints?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Why should people stay behind barriers?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "water",
            "name": "Water",
            "description": "Swimming.",
            "findings": [
              {
                "id": "water-finding",
                "name": "Water",
                "description": "Swimming safety.",
                "questions": [
                  {
                    "text": "Is swimming in the plunge pool allowed and safe?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which emergency number applies if someone is in trouble?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "visiting",
        "name": "Visiting",
        "description": "Access.",
        "rationale": "Visitors need details.",
        "layers": [
          {
            "id": "access",
            "name": "Access",
            "description": "Trails.",
            "findings": [
              {
                "id": "access-finding",
                "name": "Access",
                "description": "Access.",
                "questions": [
                  {
                    "text": "How can the waterfall be reached, and are trails open?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is there an entry fee?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "respect",
            "name": "Respect",
            "description": "Sacred sites.",
            "findings": [
              {
                "id": "respect-finding",
                "name": "Respect",
                "description": "Cultural respect.",
                "questions": [
                  {
                    "text": "Is the waterfall sacred or culturally significant to local communities?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How should visitors behave?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "environment",
        "name": "Environment",
        "description": "Ecology and energy.",
        "rationale": "Waterfalls shape ecosystems.",
        "layers": [
          {
            "id": "ecology",
            "name": "Ecology",
            "description": "Habitats.",
            "findings": [
              {
                "id": "ecology-finding",
                "name": "Ecology",
                "description": "Ecology.",
                "questions": [
                  {
                    "text": "Which species depend on the waterfall habitat?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is it protected?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "hydropower",
            "name": "Hydropower",
            "description": "Diversion.",
            "findings": [
              {
                "id": "hydropower-finding",
                "name": "Hydropower",
                "description": "Hydropower.",
                "questions": [
                  {
                    "text": "Is the flow diverted for hydropower at certain times?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which authority manages it?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should waterfall types be separate entries?",
    "How should height data be sourced?",
    "How should safety closures be linked?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}