{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-10-22T10:42:11Z",
    "providers": [
      "Claude"
    ],
    "breadth": "researched by Claude against the sources listed below",
    "pass": 2,
    "wave": 5,
    "engine": "claude",
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-22T10:47:00+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "6 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q82650",
    "registryId": "vr.tr.taxi",
    "name": "taxi",
    "version": "0.2.0-wave.5",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.OBJ"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q82650/",
  "model": {
    "registry_id": "vr.tr.taxi",
    "name": "taxi",
    "purpose": "Let an agent describe taxis by type, licensing, fares and safety, and tell taxis from ride-hailing and shared transport, without endorsing operators.",
    "definition": "A vehicle for hire with a driver, carrying passengers to destinations of their choice for a fare, usually metered or agreed in advance; includes licensed cars, minivans, auto-rickshaws and motorcycle taxis, regulated by local licensing rules.",
    "what_it_is_for": "On-demand passenger transport.",
    "affordances": [
      "describe types and regulation",
      "explain fares and meters in general terms",
      "explain passenger safety and accessibility",
      "distinguish taxis from ride-hailing services"
    ],
    "distinguishing_features": [
      "Street-hail rights depend on the local licence category; licensed taxis and private-hire vehicles can both be app-booked, and private hire usually needs advance booking.",
      "Fares are often regulated and metered.",
      "Accessible taxis carry wheelchair users."
    ],
    "appearance": "Cars or other vehicles marked as taxis, often with roof signs and meters.",
    "visual_identification": [
      "Roof sign, livery and licence plate or badge",
      "Taximeter inside"
    ],
    "physical_properties": [],
    "families_and_kinds": [
      "street-hail taxi",
      "private hire vehicle",
      "van and minibus taxi",
      "auto-rickshaw",
      "motorcycle taxi",
      "regional licence categories (such as Hong Kong urban, New Territories and Lantau taxis)"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "vehicle for hire",
        "why": "road transport"
      },
      {
        "relation": "may be booked through",
        "target": "ride-hailing app",
        "why": "booking channel"
      },
      {
        "relation": "uses",
        "target": "taximeter",
        "why": "equipment"
      },
      {
        "relation": "is related to",
        "target": "air taxi",
        "why": "separate air-transport sense"
      }
    ],
    "identifiers": [
      {
        "scheme": "taxi licence",
        "value_or_pattern": "authority-specific",
        "note": "record category, operating area and validity"
      }
    ],
    "standards_and_regulation": [
      "Local and national taxi licensing rules",
      "OIML R 21:2007 taximeters (recommendation; legal application by jurisdiction)",
      "Accessibility rules for wheelchair-accessible vehicles"
    ],
    "failure_modes_and_hazards": [
      "Unlicensed or illegal taxis",
      "Overcharging",
      "Road accidents"
    ],
    "agent_conduct": {
      "may": [
        "describe taxis and rules"
      ],
      "must_not": [
        "endorse specific operators",
        "book rides or make payments"
      ],
      "requires_human": [
        "bookings and payments, which the user makes"
      ]
    },
    "ethics": {
      "considerations": [
        "passenger safety",
        "driver working conditions"
      ],
      "affected_parties": [
        "passengers",
        "drivers"
      ]
    },
    "owners": {
      "steward": "the licensed owner or operator of each vehicle",
      "master_systems": [
        "taxi licensing registers"
      ]
    },
    "facets_not_applicable": {
      "properties": "Vehicles vary; dimensions belong to each vehicle type."
    },
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": []
  },
  "sources": [
    {
      "id": "SRC-001",
      "title": "Q82650",
      "publisher": "Wikidata",
      "url": "https://www.wikidata.org/wiki/Q82650",
      "what_it_supports": "identity of the registry item, labels and sitelinks",
      "url_status": "live"
    },
    {
      "id": "SRC-002",
      "title": "Taxi",
      "publisher": "Wikipedia",
      "url": "https://en.wikipedia.org/wiki/Taxi",
      "what_it_supports": "general description of the subject",
      "url_status": "live"
    },
    {
      "id": "SRC-003",
      "title": "Find a taxi or minicab",
      "publisher": "Transport for London",
      "url": "https://tfl.gov.uk/modes/taxis-and-minicabs/book-a-taxi?intcmp=4226",
      "what_it_supports": "Street hailing, ranks, app booking of taxis and advance booking of private-hire vehicles.",
      "url_status": "live"
    },
    {
      "id": "SRC-004",
      "title": "Taxis",
      "publisher": "Hong Kong Transport Department",
      "url": "https://www.td.gov.hk/en/transport_in_hong_kong/public_transport/taxi/",
      "what_it_supports": "Point-to-point transport, regional taxi categories, regulated fares and taximeters.",
      "url_status": "live"
    },
    {
      "id": "SRC-005",
      "title": "Details of taxi operating areas",
      "publisher": "Hong Kong Transport Department",
      "url": "https://www.td.gov.hk/en/transport_in_hong_kong/public_transport/taxi/details_of_taxi_operating_areas_/index.html?mobile-app=true&theme=dark",
      "what_it_supports": "Urban, New Territories and Lantau taxi categories and geographical operating restrictions.",
      "url_status": "live"
    },
    {
      "id": "SRC-006",
      "title": "OIML R 21:2007 - Taximeters",
      "publisher": "International Organization of Legal Metrology",
      "url": "https://www.oiml.org/en/publications/recommendations/en/files/pdf_r/r021-e07.pdf",
      "what_it_supports": "Recommendation number, issuing body, metrological requirements and scope.",
      "url_status": "live"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "vehicle",
        "name": "Vehicle",
        "description": "Which taxi.",
        "rationale": "Type and licence.",
        "layers": [
          {
            "id": "type",
            "name": "Type",
            "description": "Car, van, rickshaw.",
            "findings": [
              {
                "id": "type",
                "name": "Type",
                "description": "Vehicle type.",
                "questions": [
                  {
                    "text": "What type of taxi?",
                    "kind": "definition"
                  },
                  {
                    "text": "Street-hail or pre-booked?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "licence",
            "name": "Licence",
            "description": "Licensing.",
            "findings": [
              {
                "id": "licence",
                "name": "Licence",
                "description": "Number and authority.",
                "questions": [
                  {
                    "text": "Is it licensed, by whom?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is the licence valid?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "fares",
        "name": "Fares",
        "description": "Pricing.",
        "rationale": "Fares follow rules.",
        "layers": [
          {
            "id": "tariff",
            "name": "Tariff",
            "description": "Metered or fixed.",
            "findings": [
              {
                "id": "tariff",
                "name": "Tariff",
                "description": "Rule and source.",
                "questions": [
                  {
                    "text": "Which tariff applies?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is it regulated?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "payment",
            "name": "Payment",
            "description": "Methods.",
            "findings": [
              {
                "id": "payment",
                "name": "Payment",
                "description": "Methods.",
                "questions": [
                  {
                    "text": "Which payment methods are accepted?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Are receipts provided?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "safety",
        "name": "Safety",
        "description": "Passenger safety.",
        "rationale": "Safety and access.",
        "layers": [
          {
            "id": "checks",
            "name": "Checks",
            "description": "Driver and vehicle checks.",
            "findings": [
              {
                "id": "check",
                "name": "Check",
                "description": "Requirement.",
                "questions": [
                  {
                    "text": "Which checks are required?",
                    "kind": "provenance"
                  },
                  {
                    "text": "By which authority?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "accessibility",
            "name": "Accessibility",
            "description": "Wheelchair access.",
            "findings": [
              {
                "id": "accessibility",
                "name": "Accessibility",
                "description": "Provision.",
                "questions": [
                  {
                    "text": "Is the vehicle accessible?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Under which rules?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "market",
        "name": "Market",
        "description": "Regulation and competition.",
        "rationale": "Markets vary.",
        "layers": [
          {
            "id": "ride-hailing",
            "name": "Ride-hailing",
            "description": "Distinction.",
            "findings": [
              {
                "id": "distinction",
                "name": "Distinction",
                "description": "Rules.",
                "questions": [
                  {
                    "text": "How do ride-hailing rules differ here?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which law?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "data",
            "name": "Data",
            "description": "Fleet statistics.",
            "findings": [
              {
                "id": "fleet-data",
                "name": "Fleet data",
                "description": "Value and source.",
                "questions": [
                  {
                    "text": "How many licensed taxis?",
                    "kind": "measurement"
                  },
                  {
                    "text": "From which register?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "The registry merges air taxis; they need a separate entry."
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}