{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T02:29:09Z",
    "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": 2,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-05T23:55:00Z",
      "ingestedAt": "2026-10-05T20:53:28+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "revisions": [
      {
        "at": "2026-10-07T11:39:28+00:00",
        "engine": "codex",
        "fields": [
          "definition"
        ],
        "answering_review": "d635cda3440219067b310146eb3f54022afe02cf20b220899ce8909e93afcf46"
      }
    ],
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T12:16:34+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q7973769",
    "registryId": "vr.tr.water-storage",
    "name": "water storage",
    "version": "0.2.0-wave.2",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.BLT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q7973769/",
  "model": {
    "registry_id": "vr.tr.water-storage",
    "name": "water storage",
    "purpose": "Let an agent explain water storage structures and their types and purposes, support sizing and design questions at a general level, relay water quality and dam safety regulation, and describe historical and regional forms.",
    "definition": "Water storage is the retention of water, drinkable or not, in natural stores such as lakes, wetlands, soil, aquifers, snow and glaciers, or in constructed containers and facilities such as reservoirs, tanks, cisterns, water towers and pondages behind dams; managed storage can serve drinking water supply, irrigation, hydropower, flood control and fire fighting, with capacity, water quality, safety and environmental effects relevant to its management.",
    "what_it_is_for": "Structures that hold water for later use.",
    "affordances": [
      "explain types and purposes",
      "support sizing questions",
      "relay regulation",
      "describe historical forms"
    ],
    "distinguishing_features": [
      "Storage capacity",
      "Purpose-specific design",
      "Water quality management",
      "Safety regulation"
    ],
    "appearance": "Tanks, towers, reservoirs and cisterns.",
    "visual_identification": [
      "Holds water for later use",
      "Tank, tower, reservoir or cistern",
      "A canal conveys water; a treatment plant cleans it"
    ],
    "physical_properties": [
      {
        "quantity": "Storage capacity",
        "unit": "m3",
        "typical_range": "",
        "note": "Capacity is determined from internal dimensions or a surveyed relationship between water level and stored volume."
      },
      {
        "quantity": "Water depth",
        "unit": "m",
        "typical_range": "",
        "note": "Depth is measured vertically from the storage bottom to the water surface at a specified operating level."
      },
      {
        "quantity": "Water temperature",
        "unit": "degrees Celsius",
        "typical_range": "",
        "note": "Temperature is measured at specified depths and locations because stored water can develop temperature layers."
      }
    ],
    "families_and_kinds": [
      "reservoirs and pondages",
      "tanks and cisterns",
      "water towers and supply stations",
      "rainwater and household storage",
      "historical cold and ice storage"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "built structure",
        "why": "category"
      },
      {
        "relation": "is a kind of",
        "target": "storage",
        "why": "category"
      },
      {
        "relation": "is related to",
        "target": "canal",
        "why": "water conveyance"
      },
      {
        "relation": "is related to",
        "target": "combined heat and power station",
        "why": "thermal storage in energy systems"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Drinking water quality standards",
      "Dam and reservoir safety regulation",
      "Building codes for tanks and towers"
    ],
    "failure_modes_and_hazards": [
      "Contamination and stagnation",
      "Structural failure and flooding",
      "Drowning hazards"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Monitor water levels, quality and structural sensors in a storage facility it is authorized to read.",
        "Schedule cleaning and inspections on the operator's instructions.",
        "Report leaks, contamination or damage to the operator."
      ],
      "must_not": [
        "Release water from a storage facility without authority, especially where it could flood people downstream.",
        "Supply stored water for drinking that has not been shown to be safe.",
        "Leave tanks or reservoirs open where children could fall in.",
        "Hide signs of structural weakness in a tank or dam."
      ],
      "requires_human": [
        "Draining or emergency release of a reservoir or tower.",
        "Taking a supply out of service for a community."
      ]
    },
    "ethics": {
      "considerations": [
        "Stored water supplies whole communities; contamination or failure harms many at once.",
        "Open water and tanks are a drowning risk."
      ],
      "affected_parties": [
        "Communities supplied by it",
        "Residents downstream",
        "Children near open water"
      ]
    },
    "owners": {
      "steward": "The water utility or owner of the facility; drinking water regulators oversee safety.",
      "master_systems": [
        "Dam and reservoir safety registers"
      ]
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q7973769: water storage",
      "url": "https://www.wikidata.org/wiki/Q7973769",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Water storage",
      "url": "https://en.wikipedia.org/wiki/Water_storage",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What water storage is.",
        "rationale": "Engineering.",
        "layers": [
          {
            "id": "types",
            "name": "Types",
            "description": "Types and purposes.",
            "findings": [
              {
                "id": "types-finding",
                "name": "Types",
                "description": "Types.",
                "questions": [
                  {
                    "text": "What types of water storage exist, and which purposes does each serve?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits a specific type such as a reservoir?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "design",
            "name": "Design",
            "description": "Design principles.",
            "findings": [
              {
                "id": "design-finding",
                "name": "Design",
                "description": "Design.",
                "questions": [
                  {
                    "text": "How are storage structures sized and designed for demand, pressure and quality?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is professional engineering design needed?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "manage",
        "name": "Manage",
        "description": "Operation and quality.",
        "rationale": "Practice.",
        "layers": [
          {
            "id": "quality",
            "name": "Quality",
            "description": "Water quality.",
            "findings": [
              {
                "id": "quality-finding",
                "name": "Quality",
                "description": "Quality.",
                "questions": [
                  {
                    "text": "How is water quality maintained in storage, according to water authorities?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is a contamination event present now, requiring authorities?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "household",
            "name": "Household",
            "description": "Household storage.",
            "findings": [
              {
                "id": "household-finding",
                "name": "Household",
                "description": "Household.",
                "questions": [
                  {
                    "text": "How can rainwater and household water be stored safely?",
                    "kind": "action"
                  },
                  {
                    "text": "Which entry fits rainwater harvesting?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "safety",
        "name": "Safety",
        "description": "Safety and regulation.",
        "rationale": "Regulation.",
        "layers": [
          {
            "id": "dams",
            "name": "Dams",
            "description": "Dam and reservoir safety.",
            "findings": [
              {
                "id": "dams-finding",
                "name": "Dams",
                "description": "Dams.",
                "questions": [
                  {
                    "text": "How are reservoirs and dams regulated for safety and environmental effect?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits dam safety?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "structures",
            "name": "Structures",
            "description": "Tanks and towers.",
            "findings": [
              {
                "id": "structures-finding",
                "name": "Structures",
                "description": "Structures.",
                "questions": [
                  {
                    "text": "What codes apply to tanks and water towers, and how are they inspected?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits building codes?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "learn",
        "name": "Learn",
        "description": "History and regional forms.",
        "rationale": "Education.",
        "layers": [
          {
            "id": "history",
            "name": "History",
            "description": "History.",
            "findings": [
              {
                "id": "history-finding",
                "name": "History",
                "description": "History.",
                "questions": [
                  {
                    "text": "How did water storage develop from ancient cisterns and ice houses to modern systems?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "regional",
            "name": "Regional",
            "description": "Regional forms.",
            "findings": [
              {
                "id": "regional-finding",
                "name": "Regional",
                "description": "Regional.",
                "questions": [
                  {
                    "text": "What regional forms and names of water storage exist, and what heritage value do they have?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which misconceptions arise?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should reservoirs and tanks be separate entries?",
    "How should safety regulators be linked?",
    "How should historical forms be handled?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}