{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T11:35:20Z",
    "providers": [
      "Codex"
    ],
    "breadth": "recalled by Codex without web access - no source was read",
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "seconds": 15.7,
        "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: 01a09565-5021-7591-ac4f-f61b726d619a\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: NiD 29\nSense to describe: (none recorded)\nDomain code: PHY.OBJ\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 044: 1001 register",
        "usd": 0.0,
        "recall": true
      },
      "codex": {
        "seconds": 80.4,
        "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: 01a09565-5020-7fa0-977a-b6b274afa889\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: NiD 29\nRegistry id: vr.tr.nid-29\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\nContext fo"
      }
    },
    "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",
        "visual_identification"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:26+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q1508406",
    "registryId": "vr.tr.nid-29",
    "name": "NiD 29",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.OBJ"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q1508406/",
  "model": {
    "registry_id": "vr.tr.nid-29",
    "name": "NiD 29",
    "purpose": "Enable an agent to recognise the NiD 29 aircraft type, distinguish its configurations, and identify the evidence needed to assess an associated airframe and proposed intervention.",
    "definition": "The Nieuport-Delage NiD 29 is a French single-seat, single-engine biplane fighter aircraft developed near the end of the First World War and used by several countries during the interwar period.",
    "scope_statement": "This draft owns the type-specific identification and assessment requirements for vr.tr.nid-29, provisionally interpreted as Nieuport-Delage NiD 29; variant boundaries require confirmation, and individual aircraft remain linked instances.",
    "in_scope": [
      "NiD 29 designation, recognition criteria and documented configuration boundaries",
      "Airframe geometry, construction and configuration-dependent structural assessment",
      "Engine, propeller, cooling and cockpit-system identification",
      "Configuration-qualified performance and historical equipment",
      "NiD 29-specific evidence needed for conservation, restoration or operational assessment"
    ],
    "out_of_scope": [
      "General aerodynamics and characteristics inherited from the broader aircraft model",
      "Independent models of engines, propellers and installed weapons",
      "Individual aircraft ownership, maintenance logs and accession records",
      "Histories of manufacturers, air forces and military campaigns",
      "Separately designated aircraft whose relationship to NiD 29 is only developmental"
    ],
    "distinguishing_features": [
      "Require a designation-bearing record connecting the aircraft to NiD 29 or Nieuport 29; a generic Nieuport attribution is insufficient. The Smithsonian catalogue includes a Nieuport 29 C1 reference-file entry: [NASM aircraft reference inventory](https://sirismm.si.edu/EADpdfs/NASM.XXXX.1183.A.pdf).",
      "Check the single-seat biplane silhouette against an authenticated NiD 29 drawing, including wing proportions, struts and tail outline.",
      "Compare the engine installation, cowling and radiator arrangement with the claimed NiD 29 configuration rather than identifying it from markings alone.",
      "Match undercarriage and mission equipment to the documented version; unusual equipment requires evidence of a conversion or derivative.",
      "Distinguish an original airframe, restored composite, replica and scale representation even when each carries NiD 29 markings."
    ],
    "characteristics": [
      {
        "name": "Designation and configuration attribution",
        "kind": "category",
        "unit_or_values": "Recorded designation, variant suffix, source and confidence",
        "why_it_matters": "Determines which drawings, equipment descriptions and performance claims apply."
      },
      {
        "name": "Production lineage",
        "kind": "relation",
        "unit_or_values": "Designer, builder, production series and documented licence relationship",
        "why_it_matters": "Separates shared type identity from production-specific differences."
      },
      {
        "name": "Wing and airframe geometry",
        "kind": "measurement",
        "unit_or_values": "Span and length in m; wing area in m²; configuration and measurement basis",
        "why_it_matters": "Supports recognition and prevents dimensions from unlike versions being combined."
      },
      {
        "name": "Mass and loading basis",
        "kind": "measurement",
        "unit_or_values": "kg, with empty or loaded definition and installed equipment",
        "why_it_matters": "Makes performance comparisons meaningful."
      },
      {
        "name": "Propulsion installation",
        "kind": "relation",
        "unit_or_values": "Engine designation, rated power in kW with original rating, propeller and cooling arrangement",
        "why_it_matters": "Identifies configuration and constrains restoration compatibility."
      },
      {
        "name": "Documented flight performance",
        "kind": "measurement",
        "unit_or_values": "Speed in km/h, altitude in m, climb in m/s and endurance in h, each with test conditions",
        "why_it_matters": "Separates historical observations from operating limits."
      },
      {
        "name": "Mission-equipment configuration",
        "kind": "category",
        "unit_or_values": "Documented original, modified, removed, reproduction or unknown equipment",
        "why_it_matters": "Explains differences in appearance, mass and interpretation."
      },
      {
        "name": "Linked airframe assessment state",
        "kind": "state",
        "unit_or_values": "Unassessed, conserved for display, under restoration or independently authorised for a specified activity",
        "why_it_matters": "Prevents type identification from being treated as evidence of present serviceability."
      }
    ],
    "affordances": [
      "Classify a candidate aircraft or historical image against documented NiD 29 configurations.",
      "Associate a drawing, manual or measurement with the correct production version.",
      "Compare claimed specifications while exposing differences in loading and test conditions.",
      "Identify configuration mismatches in a proposed restoration.",
      "Prepare an evidence-based conservation assessment for a linked airframe.",
      "Route proposed handling, engine running or flight to the appropriate instance-level assessment."
    ],
    "agent_conduct": {
      "may": [
        "Describe the NiD 29's history, operators and records from cited sources.",
        "Identify surviving examples and replicas from museum records."
      ],
      "must_not": [
        "Present a replica as an original airframe.",
        "Recommend flying a historic airframe without airworthiness approval.",
        "Confuse it with other Nieuport or Nieuport-Delage designs."
      ],
      "requires_human": [
        "Restoration decisions that alter original historic material."
      ]
    },
    "ethics": {
      "considerations": [
        "Historic aircraft carry the memory of the people who built and flew them.",
        "Restoration choices decide what history survives."
      ],
      "affected_parties": [
        "Museums",
        "Historians",
        "Aviation heritage communities"
      ]
    },
    "owners": {
      "steward": "The museum or owner holding a surviving example.",
      "master_systems": [
        "Museum collection records"
      ]
    },
    "visual_identification": [
      "A single-seat biplane fighter with a streamlined, rounded wooden fuselage.",
      "Two-bay wings of near equal span and an inline engine with a pointed nose.",
      "National markings vary by the many interwar air forces that used it."
    ],
    "failure_modes_and_hazards": [
      "Fragile historic materials deteriorate without care.",
      "Misidentification spreads errors in aviation history."
    ],
    "what_it_is_for": [
      "This aircraft type is encountered in accounts of early military aviation, museum collections and historical airframe documentation.",
      "It served as a fighter during the interwar period and is relevant to studies of aircraft development after the First World War.",
      "Variant identification and provenance support historical interpretation and conservation decisions."
    ],
    "standards_and_regulation": [
      "The Convention on International Civil Aviation, administered by the International Civil Aviation Organization, requires certificates of airworthiness under Article 31 for civil aircraft engaged in international navigation, which is relevant if a surviving example is operated in that capacity."
    ]
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q1508406: NiD 29",
      "url": "https://www.wikidata.org/wiki/Q1508406",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Nieuport-Delage NiD 29",
      "url": "https://en.wikipedia.org/wiki/Nieuport-Delage_NiD_29",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "designation-and-family-boundary",
        "name": "Designation and family boundary",
        "description": "Establish what the registry's short name denotes and how related designations attach to it.",
        "rationale": "NiD 29 attribution must precede inheritance of specifications or inclusion of derivatives.",
        "layers": [
          {
            "id": "registry-name-resolution",
            "name": "Registry name resolution",
            "description": "Connect the abbreviated registry label to documentary aircraft identities.",
            "findings": [
              {
                "id": "nid-29-identity-evidence",
                "name": "NiD 29 identity evidence",
                "description": "Require documentary support for expanding NiD 29 to a particular aircraft type.",
                "questions": [
                  {
                    "text": "Which registry identifier or original import record establishes that NiD 29 denotes Nieuport-Delage NiD 29?",
                    "kind": "provenance",
                    "id": "nid-29-identity-evidence-q01"
                  },
                  {
                    "text": "Which contemporary designation spellings and suffixes refer to the same type?",
                    "kind": "definition",
                    "id": "nid-29-identity-evidence-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "variants-and-production",
            "name": "Variants and production",
            "description": "Separate versions, licensed production and independently designated relatives.",
            "findings": [
              {
                "id": "inclusion-of-related-designations",
                "name": "Inclusion of related designations",
                "description": "Make inclusion depend on documented type relationships and registry granularity.",
                "questions": [
                  {
                    "text": "Which licensed or national designations identify NiD 29 production rather than a distinct development?",
                    "kind": "boundary",
                    "id": "inclusion-of-related-designations-q01"
                  },
                  {
                    "text": "Which racing, experimental or mission-modified aircraft belong within this entry, and what evidence supports each inclusion?",
                    "kind": "boundary",
                    "id": "inclusion-of-related-designations-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "airframe-recognition-and-construction",
        "name": "Airframe recognition and construction",
        "description": "Describe the geometry and structural evidence that identify a NiD 29 configuration.",
        "rationale": "Markings alone cannot distinguish a correct airframe from a related type or reconstruction.",
        "layers": [
          {
            "id": "wing-and-tail-geometry",
            "name": "Wing and tail geometry",
            "description": "Compare the complete lifting-surface arrangement with authenticated drawings.",
            "findings": [
              {
                "id": "configuration-recognition",
                "name": "Configuration recognition",
                "description": "Establish version-specific wing proportions, bracing, control surfaces and tail outlines.",
                "questions": [
                  {
                    "text": "Which wing, strut, aileron and tail features distinguish the documented NiD 29 version from other Nieuport fighters?",
                    "kind": "definition",
                    "id": "configuration-recognition-q01"
                  },
                  {
                    "text": "What span, wing area and overall dimensions are supported by a drawing or measurement for that version?",
                    "kind": "measurement",
                    "id": "configuration-recognition-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "structural-materials-and-joints",
            "name": "Structural materials and joints",
            "description": "Resolve the construction of fuselage, wings and load-transmitting connections.",
            "findings": [
              {
                "id": "construction-and-condition-evidence",
                "name": "Construction and condition evidence",
                "description": "Identify original structural methods before judging deterioration or replacement work.",
                "questions": [
                  {
                    "text": "Which drawings establish the fuselage shell, internal members, wing materials and joining methods?",
                    "kind": "provenance",
                    "id": "construction-and-condition-evidence-q01"
                  },
                  {
                    "text": "Which material-specific deterioration mechanisms must an assessor investigate at NiD 29 wing attachments, bracing and fuselage joints?",
                    "kind": "action",
                    "id": "construction-and-condition-evidence-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "propulsion-and-aircraft-controls",
        "name": "Propulsion and aircraft controls",
        "description": "Connect the installed powerplant and pilot controls to the documented NiD 29 version.",
        "rationale": "An engine designation alone does not establish compatibility of the complete installation.",
        "layers": [
          {
            "id": "engine-propeller-and-cooling",
            "name": "Engine, propeller and cooling",
            "description": "Identify the propulsion assembly and its installation interfaces.",
            "findings": [
              {
                "id": "verified-propulsion-configuration",
                "name": "Verified propulsion configuration",
                "description": "Require a matched engine, propeller, mounting and cooling specification.",
                "questions": [
                  {
                    "text": "Which engine subtype, power-rating conditions and propeller specification apply to the claimed NiD 29 version?",
                    "kind": "provenance",
                    "id": "verified-propulsion-configuration-q01"
                  },
                  {
                    "text": "Which radiator arrangement, coolant capacity and fuel and oil requirements are documented for that installation?",
                    "kind": "measurement",
                    "id": "verified-propulsion-configuration-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "cockpit-and-control-linkages",
            "name": "Cockpit and control linkages",
            "description": "Establish the installed pilot interfaces and their connection to aircraft systems.",
            "findings": [
              {
                "id": "control-completeness",
                "name": "Control completeness",
                "description": "Assess cockpit fidelity and control continuity against NiD 29 documentation.",
                "questions": [
                  {
                    "text": "Which instruments, engine controls and flight-control linkages are documented for this cockpit configuration?",
                    "kind": "definition",
                    "id": "control-completeness-q01"
                  },
                  {
                    "text": "What source establishes the required inspection of control travel, rigging and system isolation before a proposed ground activity?",
                    "kind": "action",
                    "id": "control-completeness-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "mission-fit-and-performance",
        "name": "Mission fit and performance",
        "description": "Qualify equipment and performance by version, loading and historical evidence.",
        "rationale": "Military, modified and record-attempt configurations must not contribute interchangeable specifications.",
        "layers": [
          {
            "id": "mission-equipment-attribution",
            "name": "Mission-equipment attribution",
            "description": "Record the equipment actually supported for a particular configuration.",
            "findings": [
              {
                "id": "documented-equipment-fit",
                "name": "Documented equipment fit",
                "description": "Separate specified, installed, removed and reproduced mission equipment.",
                "questions": [
                  {
                    "text": "Which armament, sights and other mission fittings are supported by records for this NiD 29 configuration?",
                    "kind": "provenance",
                    "id": "documented-equipment-fit-q01"
                  },
                  {
                    "text": "Does an unusual external fitting indicate a documented conversion, a separate derivative or a later restoration addition?",
                    "kind": "boundary",
                    "id": "documented-equipment-fit-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "performance-evidence",
            "name": "Performance evidence",
            "description": "Keep measured performance distinct from permissible operating limits.",
            "findings": [
              {
                "id": "comparable-performance-records",
                "name": "Comparable performance records",
                "description": "Attach aircraft configuration and test conditions to every performance claim.",
                "questions": [
                  {
                    "text": "At what mass, altitude, engine setting and equipment fit were the reported speed, climb and endurance obtained?",
                    "kind": "measurement",
                    "id": "comparable-performance-records-q01"
                  },
                  {
                    "text": "Which figures describe trials or records, and which are explicitly documented operating limitations?",
                    "kind": "boundary",
                    "id": "comparable-performance-records-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "surviving-airframes-and-intervention",
        "name": "Surviving airframes and intervention",
        "description": "Specify how NiD 29 type evidence informs assessment of surviving material.",
        "rationale": "Historical authenticity, display suitability and permission to operate require different evidence.",
        "layers": [
          {
            "id": "authenticity-and-restoration",
            "name": "Authenticity and restoration",
            "description": "Link physical components to documented manufacture and subsequent intervention.",
            "findings": [
              {
                "id": "original-and-replacement-material",
                "name": "Original and replacement material",
                "description": "Distinguish historically attributable components from substitutions and reproductions.",
                "questions": [
                  {
                    "text": "Which serial markings, accession records and restoration reports establish the identity of a claimed NiD 29 airframe?",
                    "kind": "provenance",
                    "id": "original-and-replacement-material-q01"
                  },
                  {
                    "text": "Which configuration should a proposed restoration represent, and what evidence supports replacing or retaining conflicting components?",
                    "kind": "action",
                    "id": "original-and-replacement-material-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "activity-specific-assessment",
            "name": "Activity-specific assessment",
            "description": "Identify evidence needed before moving, supporting, running or operating an associated airframe.",
            "findings": [
              {
                "id": "permitted-intervention-evidence",
                "name": "Permitted intervention evidence",
                "description": "Require current instance-level assessment informed by the actual NiD 29 configuration.",
                "questions": [
                  {
                    "text": "What verified NiD 29 lifting, support or towing information applies to the surviving structure and undercarriage?",
                    "kind": "action",
                    "id": "permitted-intervention-evidence-q01"
                  },
                  {
                    "text": "Which current inspection records and activity-specific authorisations support the proposed intervention on this particular airframe?",
                    "kind": "action",
                    "id": "permitted-intervention-evidence-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": [
                  "Identification assumes that the abbreviated registry name refers to the Nieuport-Delage fighter.",
                  "Variant designations, performance figures and production totals require checking before inclusion.",
                  "Hazards listed are general to aircraft of this construction and configuration, not verified NiD 29-specific defects."
                ],
                "questions": [
                  {
                    "id": "evidence-confidence-notes-q01",
                    "text": "Which of these check these first hold for the sense of NiD 29 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": "Manufacturer model designation",
                    "value_or_pattern": "Nieuport-Delage NiD 29",
                    "note": "Identifies an aircraft design, not an individual airframe."
                  },
                  {
                    "scheme": "Imperial Japanese Army aircraft designation",
                    "value_or_pattern": "Ko 4",
                    "note": "Designation associated with the Japanese licensed version."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-identifiers-q01",
                    "text": "Which of these identifiers and schemes hold for the sense of NiD 29 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": [
                  "Military fighter service during the interwar period.",
                  "Licensed production in Japan by Nakajima."
                ],
                "questions": [
                  {
                    "id": "evidence-real-world-use-q01",
                    "text": "Which of these real-world use hold for the sense of NiD 29 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": [
                  "Aerodynamic stall and possible spin following excessive angle of attack.",
                  "Loss of propulsion following engine failure.",
                  "Structural deterioration of wooden components and fabric covering.",
                  "Fire involving aviation fuel."
                ],
                "questions": [
                  {
                    "id": "evidence-failure-modes-and-hazards-q01",
                    "text": "Which of these failure modes and hazards hold for the sense of NiD 29 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": [
                  "Japanese licensed production was known as the Nakajima Ko 4."
                ],
                "questions": [
                  {
                    "id": "evidence-regional-variation-q01",
                    "text": "Which of these regional variation hold for the sense of NiD 29 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": "Nakajima Ko 4",
                    "difference": "The Japanese licensed version of the NiD 29, rather than an unrelated aircraft design."
                  },
                  {
                    "name": "Individual NiD 29 airframe",
                    "difference": "A particular manufactured aircraft has its own serial number and service history; NiD 29 identifies the model."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-neighbours-q01",
                    "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of NiD 29 this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Does the registry's original source unambiguously identify NiD 29 as Nieuport-Delage NiD 29, and does its scope include all variants?",
    "Which licensed production names and racing or experimental derivatives belong within this entry rather than neighbouring registry entries?",
    "Which contemporary manuals and drawings establish construction, engine subtype, cooling layout, controls and maintenance requirements?",
    "Which configuration-qualified sources reconcile published dimensions, masses and performance figures?",
    "What surviving airframes or components are documented, and which current condition and restoration records are available?"
  ],
  "statistics": {
    "bundles": 6,
    "layers": 11,
    "findings": 16,
    "questions": 26
  }
}
