{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T08:57:03Z",
    "providers": [
      "Codex"
    ],
    "breadth": "recalled by Codex without web access - no source was read",
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "seconds": 24.5,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a094d4-6737-71f3-9c63-1fc3b5021d14\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: custom car\nSense to describe: (none recorded)\nDomain code: PHY.OBJ\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 043: 1001 regi",
        "usd": 0.0,
        "recall": true
      },
      "codex": {
        "seconds": 81.0,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a094d4-6729-7c31-baa0-8d2ef785bc74\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: custom car\nRegistry id: vr.tr.custom-car\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nCo"
      }
    },
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T08:41:21+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "failure_modes_and_hazards",
        "owners",
        "standards_and_regulation",
        "visual_identification"
      ]
    },
    "revisions": [
      {
        "at": "2026-10-07T11:06:09+00:00",
        "engine": "codex",
        "fields": [
          "agent_conduct",
          "definition"
        ],
        "answering_review": "89d10d870cd4e1b7932b12c87de9b15c283b251f14db5b266c625b09f715c922"
      }
    ],
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T12:16:28+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q1146195",
    "registryId": "vr.tr.custom-car",
    "name": "custom car",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.OBJ"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q1146195/",
  "model": {
    "registry_id": "vr.tr.custom-car",
    "name": "custom car",
    "purpose": "Enable an AI agent to recognise a custom car, understand its departures from a base vehicle or original design, assess its documented condition and identify prerequisites for proposed use or further modification.",
    "definition": "A custom car is a passenger vehicle deliberately and substantially altered in appearance to express an owner's or builder's preferences beyond its original or standard design, with possible accompanying performance or configuration changes.",
    "scope_statement": "This model owns the custom-car kind within vr.tr.custom-car (PHY / PHY.OBJ), focusing on deliberate vehicle customisation and its consequences while relating to a general car model for shared automotive properties; whether the registry intends a narrower historical styling category remains unresolved.",
    "in_scope": [
      "Base-vehicle identity, build provenance and the boundary of the customised vehicle",
      "Customisation intent, styling language and departures from the baseline configuration",
      "Installed modifications and interactions among body, chassis, propulsion, controls and cabin",
      "Evidence of build condition, functional integration and suitability for intended use",
      "Modification-specific maintenance, documentation and future alteration constraints"
    ],
    "out_of_scope": [
      "General car construction and operation already covered by a broader car model",
      "The customising workshop, its business processes and its personnel",
      "Standalone models of engines, tyres, suspension components and other constituent parts",
      "Car shows, races and custom-car communities as events or social organisations",
      "Jurisdiction-wide vehicle approval rules as independent regulatory models"
    ],
    "distinguishing_features": [
      "Documented changes to a base vehicle or original design support a customisation intent; ownership or an unusual paint colour alone does not establish the boundary.",
      "A restoration seeks a stated historical configuration, whereas a custom build intentionally departs from its baseline; a vehicle can contain both kinds of work.",
      "A production trim or factory option package is distinguished from an individually specified custom configuration by the provenance and scope of its changes.",
      "Performance tuning and hot-rodding can overlap with customisation, but neither increased output nor a particular powertrain is assumed to be required.",
      "The model describes a category of cars; an individual build supplies the actual donor identity, modification history and condition evidence."
    ],
    "characteristics": [
      {
        "name": "Baseline vehicle or design",
        "kind": "relation",
        "unit_or_values": "Identified production vehicle, donor configuration or documented original design; unknown permitted",
        "why_it_matters": "Provides the reference needed to distinguish customisation from original equipment, repairs and restoration."
      },
      {
        "name": "Customisation intent",
        "kind": "category",
        "unit_or_values": "Appearance, performance, comfort, accessibility, exhibition, mixed or other stated intent",
        "why_it_matters": "Explains why changes were selected and which outcomes should be evaluated."
      },
      {
        "name": "Modification coverage",
        "kind": "category",
        "unit_or_values": "Bodywork, finish, chassis, suspension, wheels and tyres, propulsion, braking, electrical systems, controls or cabin; multiple values allowed",
        "why_it_matters": "Locates departures from the baseline and identifies systems requiring joint assessment."
      },
      {
        "name": "Configuration maturity",
        "kind": "state",
        "unit_or_values": "Planned, under construction, assembled but unverified, verified for a stated use, undergoing revision or unknown",
        "why_it_matters": "Prevents a visually finished build from being treated as functionally verified."
      },
      {
        "name": "Ride height and ground clearance",
        "kind": "measurement",
        "unit_or_values": "Millimetres at named reference points, with load and suspension setting recorded",
        "why_it_matters": "Allows assessment of lowered bodywork, adjustable suspension and clearance-dependent use."
      },
      {
        "name": "Wheel and tyre fitment envelope",
        "kind": "measurement",
        "unit_or_values": "Wheel diameter and width, offset in millimetres, tyre designation and measured clearance in millimetres under stated steering and suspension conditions",
        "why_it_matters": "Makes custom fitment assessable beyond its appearance at rest."
      },
      {
        "name": "Mass and axle loading",
        "kind": "measurement",
        "unit_or_values": "Kilograms for total and axle loads, with fluids, occupants and equipment stated",
        "why_it_matters": "Supports evaluation of consequences from changed engines, bodywork, interiors or installed equipment."
      },
      {
        "name": "Modification evidence",
        "kind": "relation",
        "unit_or_values": "Build records, drawings, component identifiers, photographs, inspection reports and test results linked to a configuration",
        "why_it_matters": "Distinguishes observed and verified changes from undocumented claims."
      },
      {
        "name": "Use eligibility evidence",
        "kind": "state",
        "unit_or_values": "Unassessed, evidence incomplete, documented for a named use and jurisdiction, restricted or unknown",
        "why_it_matters": "Keeps any eligibility conclusion tied to the actual configuration and its supporting records."
      }
    ],
    "affordances": [
      "Compare a build with its baseline and explain what makes it custom.",
      "Trace a proposed modification to affected systems and required checks.",
      "Inspect custom bodywork, installation interfaces and clearance-sensitive components.",
      "Evaluate whether documented evidence supports a proposed use of the current configuration.",
      "Plan maintenance and replacement around bespoke parts and altered access.",
      "Record a revision while preserving the provenance and verification history of earlier configurations."
    ],
    "agent_conduct": {
      "may": [
        "Describe a custom car's modifications and history from its owner's records or visible features.",
        "Check whether a modification needs approval or inspection under the rules of a stated jurisdiction."
      ],
      "must_not": [
        "Help modify a car so that it no longer meets road safety or emissions rules for road use.",
        "Disable or tamper with safety systems such as brakes, airbags or lights.",
        "Misrepresent a modified car's identity, mileage or history to a buyer.",
        "Alter or remove vehicle identification numbers."
      ],
      "requires_human": [
        "Registering a heavily modified car for road use requires human involvement.",
        "Reviewing modification disclosures before a custom car is sold requires human involvement."
      ]
    },
    "ethics": {
      "considerations": [
        "Modifications can make cars dangerous to occupants and other road users.",
        "Custom building is a craft and form of expression that many communities value."
      ],
      "affected_parties": [
        "Drivers and passengers",
        "Other road users",
        "Buyers"
      ]
    },
    "owners": {
      "steward": "The registered keeper; vehicle authorities approve modifications for road use.",
      "master_systems": [
        "National or regional vehicle register"
      ]
    },
    "visual_identification": [
      "Bodywork, paint, wheels or ride height clearly differ from the factory model.",
      "Common signs include chopped roofs, custom paintwork, altered grilles or exposed engines.",
      "Registration records settle the original model and identity."
    ],
    "failure_modes_and_hazards": [
      "Poorly engineered modifications can cause loss of control or structural failure.",
      "Engine and exhaust changes can raise emissions and noise beyond legal limits."
    ],
    "standards_and_regulation": [
      "UN Regulations annexed to the 1958 Agreement on vehicle approvals, United Nations Economic Commission for Europe (UNECE)."
    ],
    "what_it_is_for": [
      "Custom cars are encountered at exhibitions, enthusiast gatherings and workshops, and some are used for ordinary road travel.",
      "Their altered bodywork, paint, interiors or mechanical systems express individual preferences and may support display, recreation or specialised performance.",
      "Assessment depends on identifying the base vehicle and documenting modifications that affect condition, operation and permitted use."
    ]
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q1146195: custom car",
      "url": "https://www.wikidata.org/wiki/Q1146195",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Custom car",
      "url": "https://en.wikipedia.org/wiki/Custom_car",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "custom-identity-and-intent",
        "name": "Custom identity and intent",
        "description": "Establishes what is being customised and what the changes are intended to achieve.",
        "rationale": "Custom-car identity depends on an intentional relationship to a baseline, with unresolved boundaries around factory customisation and historical usage.",
        "layers": [
          {
            "id": "baseline-and-build-lineage",
            "name": "Baseline and build lineage",
            "description": "Connects the custom configuration to its donor vehicle or original design.",
            "findings": [
              {
                "id": "baseline-departures",
                "name": "Baseline departures",
                "description": "Record the reference configuration and separate deliberate alterations from repairs, replacement parts and restoration work.",
                "questions": [
                  {
                    "text": "Which vehicle or design provides the baseline against which this build is described as custom?",
                    "kind": "definition",
                    "id": "baseline-departures-q01"
                  },
                  {
                    "text": "Which records establish the donor identity and the provenance of the major alterations?",
                    "kind": "provenance",
                    "id": "baseline-departures-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "customisation-brief",
            "name": "Customisation brief",
            "description": "Captures the intended visual, functional and experiential departures.",
            "findings": [
              {
                "id": "intended-custom-outcome",
                "name": "Intended custom outcome",
                "description": "Represent the builder's stated objectives without inferring them solely from the car's appearance.",
                "questions": [
                  {
                    "text": "What appearance, driving experience or specialised use was the customisation intended to produce?",
                    "kind": "definition",
                    "id": "intended-custom-outcome-q01"
                  },
                  {
                    "text": "Which features support classification as a custom car rather than solely a restoration, production variant or tuned car?",
                    "kind": "boundary",
                    "id": "intended-custom-outcome-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "body-and-stance",
        "name": "Body and stance",
        "description": "Describes custom exterior form and the physical consequences of altered proportions and ride position.",
        "rationale": "A custom car's appearance can depend on body alterations and stance that also affect visibility, access and moving clearances.",
        "layers": [
          {
            "id": "bodywork-and-finish",
            "name": "Bodywork and finish",
            "description": "Distinguishes surface treatments from alterations to body geometry and supporting structure.",
            "findings": [
              {
                "id": "exterior-transformation",
                "name": "Exterior transformation",
                "description": "Identify changed panels, rooflines, openings, trim and finishes, including how each alteration was constructed.",
                "questions": [
                  {
                    "text": "Which exterior changes are surface treatments, panel replacements or alterations to structural body members?",
                    "kind": "boundary",
                    "id": "exterior-transformation-q01"
                  },
                  {
                    "text": "What records document materials, joining methods and concealed work behind the finished surfaces?",
                    "kind": "provenance",
                    "id": "exterior-transformation-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "stance-and-motion-envelope",
            "name": "Stance and motion envelope",
            "description": "Relates visual stance to suspension travel, steering movement and operating settings.",
            "findings": [
              {
                "id": "clearance-through-travel",
                "name": "Clearance through travel",
                "description": "Assess clearance at relevant loads and settings, distinguishing a display position from a configuration intended for movement.",
                "questions": [
                  {
                    "text": "What tyre, body, underbody and suspension clearances are measured through the relevant steering and suspension travel?",
                    "kind": "measurement",
                    "id": "clearance-through-travel-q01"
                  },
                  {
                    "text": "What suspension setting or other preparation is required before moving the car from its display position?",
                    "kind": "action",
                    "id": "clearance-through-travel-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "modified-system-integration",
        "name": "Modified system integration",
        "description": "Connects individual modifications to the behaviour of the assembled car.",
        "rationale": "A collection of compatible-looking parts does not establish that propulsion, chassis, controls and supporting systems work together.",
        "layers": [
          {
            "id": "propulsion-and-chassis-matching",
            "name": "Propulsion and chassis matching",
            "description": "Examines the relationships among changed propulsion, driveline, cooling, suspension and braking components.",
            "findings": [
              {
                "id": "mechanical-change-dependencies",
                "name": "Mechanical change dependencies",
                "description": "Record which supporting systems were retained, adapted or replaced when mechanical characteristics changed.",
                "questions": [
                  {
                    "text": "Which changes to propulsion, gearing or vehicle mass require corresponding assessment of cooling, driveline, suspension or brakes?",
                    "kind": "boundary",
                    "id": "mechanical-change-dependencies-q01"
                  },
                  {
                    "text": "What configuration-specific inspections or tests support the claimed compatibility of those systems?",
                    "kind": "provenance",
                    "id": "mechanical-change-dependencies-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "electrical-and-control-integration",
            "name": "Electrical and control integration",
            "description": "Covers custom wiring, instruments, actuators and the driver's means of operating altered systems.",
            "findings": [
              {
                "id": "custom-control-behaviour",
                "name": "Custom control behaviour",
                "description": "Describe added or remapped controls, power demands, indications and failure responses.",
                "questions": [
                  {
                    "text": "Which custom controls or electrical loads were added, and how are their functions and operating states identified?",
                    "kind": "definition",
                    "id": "custom-control-behaviour-q01"
                  },
                  {
                    "text": "How can an operator isolate added electrical equipment or place an altered control system in a documented safe state after a fault?",
                    "kind": "action",
                    "id": "custom-control-behaviour-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "use-and-verification",
        "name": "Use and verification",
        "description": "Assesses the current custom configuration against its intended operating context.",
        "rationale": "Show presentation, operational readiness and documented eligibility for a particular use require distinct evidence.",
        "layers": [
          {
            "id": "occupant-and-road-interface",
            "name": "Occupant and road interface",
            "description": "Examines how custom cabin and exterior changes affect occupants and interaction with the surroundings.",
            "findings": [
              {
                "id": "altered-human-interface",
                "name": "Altered human interface",
                "description": "Record the effects of changed glazing, seating, restraints, doors, mirrors and lighting on actual use.",
                "questions": [
                  {
                    "text": "How have body and cabin alterations changed driver sightlines, control reach and occupant entry or exit?",
                    "kind": "measurement",
                    "id": "altered-human-interface-q01"
                  },
                  {
                    "text": "What evidence supports the installation and function of altered seats, restraint mountings and lighting?",
                    "kind": "provenance",
                    "id": "altered-human-interface-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "configuration-specific-readiness",
            "name": "Configuration-specific readiness",
            "description": "Links proposed operation to verification records and applicable external requirements.",
            "findings": [
              {
                "id": "permitted-and-supported-use",
                "name": "Permitted and supported use",
                "description": "Keep readiness and eligibility conclusions specific to a dated build configuration, intended activity and jurisdiction.",
                "questions": [
                  {
                    "text": "Which inspections, approvals or test records apply to the current configuration and proposed use?",
                    "kind": "provenance",
                    "id": "permitted-and-supported-use-q01"
                  },
                  {
                    "text": "What unresolved defects, missing evidence or operating restrictions must be addressed before that use?",
                    "kind": "action",
                    "id": "permitted-and-supported-use-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "bespoke-service-and-evolution",
        "name": "Bespoke service and evolution",
        "description": "Preserves the ability to maintain and revise a car whose configuration differs from standard service references.",
        "rationale": "Bespoke components and successive alterations can make original manuals, replacement assumptions and earlier verification incomplete.",
        "layers": [
          {
            "id": "custom-parts-and-service-access",
            "name": "Custom parts and service access",
            "description": "Identifies nonstandard service dependencies and the information required to reproduce or replace bespoke parts.",
            "findings": [
              {
                "id": "maintainable-custom-configuration",
                "name": "Maintainable custom configuration",
                "description": "Capture component origins, fabrication details, consumables and service procedures affected by customisation.",
                "questions": [
                  {
                    "text": "Which parts require donor-specific identification, fabrication drawings or custom specifications to replace correctly?",
                    "kind": "provenance",
                    "id": "maintainable-custom-configuration-q01"
                  },
                  {
                    "text": "What maintenance procedures, access steps or lifting provisions differ from those of the baseline car?",
                    "kind": "action",
                    "id": "maintainable-custom-configuration-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "revision-and-reversibility",
            "name": "Revision and reversibility",
            "description": "Tracks subsequent changes and the extent to which earlier configurations remain recoverable.",
            "findings": [
              {
                "id": "configuration-change-consequences",
                "name": "Configuration change consequences",
                "description": "Associate revisions with affected dependencies, retained records and any need to repeat verification.",
                "questions": [
                  {
                    "text": "Which customisations can be reversed using retained parts, and which require reconstruction or replacement of altered material?",
                    "kind": "boundary",
                    "id": "configuration-change-consequences-q01"
                  },
                  {
                    "text": "After a proposed revision, which compatibility checks, operating instructions and eligibility records need reassessment?",
                    "kind": "action",
                    "id": "configuration-change-consequences-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "evidence-and-external-alignment",
        "name": "Evidence and external alignment",
        "description": "What the world already says about this thing, gathered so the model can be checked against it.",
        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
        "layers": [
          {
            "id": "reported-evidence",
            "name": "Reported evidence",
            "description": "Findings from the breadth pass, kept separate from the structural claims.",
            "findings": [
              {
                "id": "evidence-confidence-notes",
                "name": "Check these first",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "No sense is recorded: confirm whether the entry means the broad individualized automobile category or the narrower traditional custom/kustom styling tradition.",
                  "The listed kinds overlap and do not form a standardized classification.",
                  "No defensible category-wide dimensional, power, or capacity range is given; applicable vehicle requirements need checking for the jurisdiction, vehicle age, and modifications."
                ],
                "questions": [
                  {
                    "id": "evidence-confidence-notes-q01",
                    "text": "Which of these check these first hold for the sense of custom car this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-kinds",
                "name": "Kinds and varieties",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Traditional custom",
                  "Mild custom",
                  "Full custom",
                  "Lowrider",
                  "Restomod",
                  "Show custom"
                ],
                "questions": [
                  {
                    "id": "evidence-kinds-q01",
                    "text": "Which of these kinds and varieties hold for the sense of custom car this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-identifiers",
                "name": "Identifiers and schemes",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "scheme": "Vehicle identification number (VIN)",
                    "value_or_pattern": "Typically 17 characters on modern production-based cars",
                    "note": "Identifies the individual vehicle, not its customization style; older vehicles and individually constructed cars may use other chassis or assigned identification numbers."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-identifiers-q01",
                    "text": "Which of these identifiers and schemes hold for the sense of custom car this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-standards-and-regulation",
                "name": "Standards and regulation",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "ISO 3779, issued by the International Organization for Standardization, specifies vehicle identification number content and structure; it is not a customization approval standard."
                ],
                "questions": [
                  {
                    "id": "evidence-standards-and-regulation-q01",
                    "text": "Which of these standards and regulation hold for the sense of custom car this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-real-world-use",
                "name": "Real-world use",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Personal road transport with individualized styling or equipment",
                  "Car shows and judged customization competitions",
                  "Cruising and participation in automotive clubs",
                  "Demonstrating coachbuilding, paintwork, upholstery, and fabrication skills",
                  "Performance-oriented recreational driving"
                ],
                "questions": [
                  {
                    "id": "evidence-real-world-use-q01",
                    "text": "Which of these real-world use hold for the sense of custom car this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-failure-modes-and-hazards",
                "name": "Failure modes and hazards",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "Poorly engineered chassis or body alterations can weaken structural load paths and crash protection.",
                  "Suspension, steering, wheel, or tire changes can cause interference, unstable handling, or inadequate ground clearance.",
                  "Increased engine output without corresponding brake, cooling, and drivetrain upgrades can exceed component capabilities.",
                  "Improvised electrical wiring or fuel-system alterations can cause short circuits, leaks, and fires.",
                  "Altered seating, restraints, glazing, or lighting can impair occupant protection and visibility."
                ],
                "questions": [
                  {
                    "id": "evidence-failure-modes-and-hazards-q01",
                    "text": "Which of these failure modes and hazards hold for the sense of custom car this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-regional-variation",
                "name": "Regional variation",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "In American enthusiast usage, custom or kustom can refer specifically to a styling tradition emphasizing body reshaping, lowered stance, and distinctive finishes.",
                  "Elsewhere, custom car may function as a broad label overlapping modified car or tuned car.",
                  "Registration, inspection, and approval treatment of modified and individually constructed cars differs by jurisdiction."
                ],
                "questions": [
                  {
                    "id": "evidence-regional-variation-q01",
                    "text": "Which of these regional variation hold for the sense of custom car this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-neighbours",
                "name": "Neighbouring kinds and how to tell them apart",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "name": "Production car",
                    "difference": "A production car follows a manufacturer's repeatable specification; customization introduces individual departures from that specification."
                  },
                  {
                    "name": "Hot rod",
                    "difference": "Hot rod conventionally emphasizes performance modification, often of older cars; traditional custom-car usage emphasizes styling, although the categories overlap."
                  },
                  {
                    "name": "Restored car",
                    "difference": "Restoration aims to recover a documented earlier condition; customization intentionally introduces departures from it."
                  },
                  {
                    "name": "Tuned car",
                    "difference": "Tuning principally targets operating performance; a custom car can be distinguished entirely by appearance or configuration."
                  },
                  {
                    "name": "Kit car",
                    "difference": "Kit car describes how a vehicle is supplied and assembled, whereas custom car describes individualization; one vehicle can satisfy both descriptions."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-neighbours-q01",
                    "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of custom car this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Does the registry use custom car broadly for deliberately customised cars or narrowly for a particular historical body-styling tradition?",
    "What minimum extent or intent of modification distinguishes a custom car from a car with ordinary accessories or cosmetic personalisation?",
    "How should factory bespoke commissions, coachbuilt cars, kit cars and scratch-built cars relate to this entry?",
    "Which existing Vercy car, modified-vehicle or world models should supply shared properties and prevent duplicate conceptual coverage?",
    "Which authoritative sources and jurisdiction-specific requirements should support later findings about construction, inspection and permitted operation?"
  ],
  "statistics": {
    "bundles": 6,
    "layers": 11,
    "findings": 18,
    "questions": 28
  }
}
