{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T08:21:45Z",
    "providers": [
      "Codex"
    ],
    "breadth": "recalled by Codex without web access - no source was read",
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "seconds": 22.5,
        "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: 01a094b4-1fcc-7701-9e0c-5dc9e76e50e2\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: Canon d'Infanterie de 37 modèle 1916 TRP\nSense to describe: (none recorded)\nDomain code: PHY.OBJ\nAlso known as: (none)\n\n\nContext for this batch of 1001 ",
        "usd": 0.0,
        "recall": true
      },
      "codex": {
        "seconds": 78.8,
        "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: 01a094b4-1fe3-78f1-b9e0-e8bdf7aa9e6a\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: Canon d'Infanterie de 37 modèle 1916 TRP\nRegistry id: vr.tr.canon-d-infanterie-de-37-mod-le-1916-trp\nPlane / domain: PHY / PHY.OBJ\nRegistry definitio"
      }
    },
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T08:57:40+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "failure_modes_and_hazards",
        "owners",
        "visual_identification"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:29+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q2580029",
    "registryId": "vr.tr.canon-d-infanterie-de-37-mod-le-1916-trp",
    "name": "Canon d'Infanterie de 37 modèle 1916 TRP",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.OBJ"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q2580029/",
  "model": {
    "registry_id": "vr.tr.canon-d-infanterie-de-37-mod-le-1916-trp",
    "name": "Canon d'Infanterie de 37 modèle 1916 TRP",
    "purpose": "Enable an agent to identify the Canon d'Infanterie de 37 modèle 1916 TRP, distinguish its documented configurations, and assess evidence for conservation, display and handling decisions.",
    "definition": "The Canon d'Infanterie de 37 modèle 1916 TRP is a French 37 mm infantry-support gun introduced during the First World War for direct fire against machine-gun positions and other battlefield point targets.",
    "scope_statement": "This model owns the design-level identity and assessment requirements of registry entry vr.tr.canon-d-infanterie-de-37-mod-le-1916-trp in PHY / PHY.OBJ, linking individual specimens, ammunition and service histories without treating them as the design itself.",
    "in_scope": [
      "Model designation, identifying construction and documented designation equivalents",
      "Barrel, breech, recuperator and infantry carriage relationships",
      "Documented wheeled, tripod and shield configurations",
      "Specimen identification, completeness and alteration assessment",
      "Historical function and configuration-specific technical evidence",
      "Conservation condition and evidence governing permitted handling"
    ],
    "out_of_scope": [
      "Individual guns as independently managed collection objects",
      "Cartridge, projectile and fuze designs as separate ammunition models",
      "Other 37 mm guns and related tank-mounted designs",
      "Battalion organisation, battles and tactical doctrine",
      "Firing procedures, ammunition manufacture and restoration to firing condition"
    ],
    "distinguishing_features": [
      "Require designation or provenance evidence tying the object to the modèle 1916 infantry gun; a 37 mm bore alone is insufficient.",
      "Check the combination of screw breech and hydropneumatic recuperator described by the [Australian War Memorial](https://www.awm.gov.au/collection/C240435).",
      "Compare the carriage with the documented removable-wheel, folding-trail arrangement supporting a low tripod configuration. [Australian War Memorial](https://www.awm.gov.au/collection/C240435)",
      "Use the documented barrel, undercarriage and shield grouping as an identification check while allowing for missing components. [Australian War Memorial](https://www.awm.gov.au/collection/C240435)",
      "Distinguish an infantry-carriage assembly from a tank installation or another 37 mm design through mounting geometry and model-specific documentation."
    ],
    "characteristics": [
      {
        "name": "Designation attribution",
        "kind": "category",
        "unit_or_values": "confirmed modèle 1916 TRP; probable; conflicting; unidentified",
        "why_it_matters": "Prevents a similar small-calibre gun from inheriting this model's identity."
      },
      {
        "name": "Nominal calibre",
        "kind": "measurement",
        "unit_or_values": "mm; nominal 37, with measured condition recorded separately",
        "why_it_matters": "Provides an initial identification constraint without implying ammunition compatibility."
      },
      {
        "name": "Breech and recuperator attribution",
        "kind": "category",
        "unit_or_values": "matches documented arrangement; incomplete; altered; unresolved",
        "why_it_matters": "Tests the characteristic mechanism combination without requiring operation."
      },
      {
        "name": "Carriage configuration",
        "kind": "state",
        "unit_or_values": "wheeled; tripod; disassembled; incomplete; reconstructed; uncertain",
        "why_it_matters": "Explains differences between photographs, dimensions and surviving assemblies."
      },
      {
        "name": "Shield association",
        "kind": "relation",
        "unit_or_values": "documented original association; period-compatible; reproduction; absent; unknown",
        "why_it_matters": "Separates configuration evidence from later museum assembly."
      },
      {
        "name": "Configuration-specific mass and envelope",
        "kind": "measurement",
        "unit_or_values": "kg and mm, identifying all included components",
        "why_it_matters": "Supports transport and display planning without mixing bare-gun and complete-carriage figures."
      },
      {
        "name": "Marking evidence",
        "kind": "relation",
        "unit_or_values": "component-linked transcription, photograph and source record",
        "why_it_matters": "Connects maker, date and serial evidence to the actual marked component."
      },
      {
        "name": "Mechanical and conservation condition",
        "kind": "state",
        "unit_or_values": "component-specific observations; inspection date; assessor; unknown where unexamined",
        "why_it_matters": "Prevents an apparently complete gun from being assumed mechanically sound."
      },
      {
        "name": "Ammunition association",
        "kind": "relation",
        "unit_or_values": "documented historical cartridge designation and supporting reference",
        "why_it_matters": "Keeps historical association separate from any claim that surviving ammunition is usable."
      },
      {
        "name": "Handling authority",
        "kind": "state",
        "unit_or_values": "display only; movement authorised; specialist examination required; unresolved",
        "why_it_matters": "Makes decisions depend on current specimen evidence and responsible authority."
      }
    ],
    "affordances": [
      "Compare markings and construction with documented modèle 1916 reference examples.",
      "Record missing or substituted carriage, shield, sight and breech components.",
      "Reconcile conflicting specifications by identifying the configuration each source describes.",
      "Link specimens to manufacturing, service and collection records with explicit confidence.",
      "Prepare conservation, display and transport assessments using verified condition and dimensions.",
      "Route uncertain mechanical or ammunition-related findings to an appropriate specialist."
    ],
    "agent_conduct": {
      "may": [
        "Identify the infantry gun from markings and documented features for a museum or collector.",
        "Report its First World War role and history from historical sources."
      ],
      "must_not": [
        "Assist anyone to obtain, restore to firing or use it to harm people.",
        "Help evade weapon, antique or export rules.",
        "Present a reproduction or composite as original in a sale.",
        "Glorify its use against people."
      ],
      "requires_human": [
        "Any transfer, export or restoration."
      ]
    },
    "ethics": {
      "considerations": [
        "Trench warfare weapons recall immense loss of life on all sides.",
        "Lawful holding and honesty about originality matter in the collector market."
      ],
      "affected_parties": [
        "Museums and collectors",
        "Visitors",
        "Descendants of soldiers"
      ]
    },
    "owners": {
      "steward": "The museum or owner that holds it; national weapon or antique rules apply.",
      "master_systems": []
    },
    "visual_identification": [
      "Small 37 mm gun on a light mounting, often a tripod or small wheeled carriage.",
      "Short barrel with a small shield on some examples.",
      "French military and arsenal markings."
    ],
    "failure_modes_and_hazards": [
      "Residual explosive hazard if old ammunition is present.",
      "Fakes and composites in the collector market."
    ],
    "what_it_is_for": [
      "This infantry-support gun was used for direct fire against machine-gun positions and other small battlefield targets during the First World War.",
      "Surviving examples are encountered in museums and historical collections, where configuration and provenance support identification and conservation decisions."
    ],
    "standards_and_regulation": [
      "The Harmonized System, issued by the World Customs Organization, classifies military artillery weapons under heading 9301, subject to provisions for antiques and other applicable exclusions."
    ]
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q2580029: Canon d'Infanterie de 37 modèle 1916 TRP",
      "url": "https://www.wikidata.org/wiki/Q2580029",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Canon d'Infanterie de 37 modèle 1916 TRP",
      "url": "https://en.wikipedia.org/wiki/Canon_d%27Infanterie_de_37_mod%C3%A8le_1916_TRP",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "designation-and-design-boundary",
        "name": "Designation and design boundary",
        "description": "Establishes which objects and records belong to this registered infantry-gun design.",
        "rationale": "Calibre, abbreviated names and related mounting applications can produce false equivalences.",
        "layers": [
          {
            "id": "designation-evidence",
            "name": "Designation evidence",
            "description": "Connects the registry title to names found in contemporary and collection records.",
            "findings": [
              {
                "id": "designation-equivalence",
                "name": "Designation equivalence",
                "description": "Require documentary support before accepting TR, TRP or national service names as equivalent.",
                "questions": [
                  {
                    "text": "Which contemporary document establishes the full designation and the meaning of TRP?",
                    "kind": "definition",
                    "id": "designation-equivalence-q01"
                  },
                  {
                    "text": "Which abbreviated or foreign-service names denote this same design, and with what qualifications?",
                    "kind": "boundary",
                    "id": "designation-equivalence-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "neighbouring-gun-designs",
            "name": "Neighbouring gun designs",
            "description": "Separates the infantry gun from other weapons sharing calibre or design ancestry.",
            "findings": [
              {
                "id": "related-design-separation",
                "name": "Related-design separation",
                "description": "Compare the registered design with the 37 mm SA 18, Bethlehem Model 1917 and other potentially confused guns.",
                "questions": [
                  {
                    "text": "Which documented construction or mounting features distinguish this gun from each proposed neighbour?",
                    "kind": "boundary",
                    "id": "related-design-separation-q01"
                  },
                  {
                    "text": "Does an existing Vercy model already own this exact concept and require a registry link instead?",
                    "kind": "boundary",
                    "id": "related-design-separation-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "gun-assembly-and-mechanisms",
        "name": "Gun assembly and mechanisms",
        "description": "Records the identifying relationships among barrel, screw breech and recuperator.",
        "rationale": "Mechanism evidence helps authenticate incomplete examples and explains their physical condition.",
        "layers": [
          {
            "id": "barrel-and-breech",
            "name": "Barrel and breech",
            "description": "Assesses the gun body and breech as identifiable components.",
            "findings": [
              {
                "id": "gun-body-identification",
                "name": "Gun-body identification",
                "description": "Distinguish original model features from wear, missing parts and replacement components.",
                "questions": [
                  {
                    "text": "Which barrel and screw-breech features are supported by an authoritative drawing or manual?",
                    "kind": "definition",
                    "id": "gun-body-identification-q01"
                  },
                  {
                    "text": "Which visible markings and component dimensions support this assembly's attribution?",
                    "kind": "measurement",
                    "id": "gun-body-identification-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "recuperator-and-controls",
            "name": "Recuperator and controls",
            "description": "Documents the recoil assembly and control interfaces without prescribing operation.",
            "findings": [
              {
                "id": "mechanism-completeness",
                "name": "Mechanism completeness",
                "description": "Record the presence and observed condition of the recuperator, control linkages and associated fittings.",
                "questions": [
                  {
                    "text": "Which source identifies the recuperator arrangement and the original controls for this configuration?",
                    "kind": "provenance",
                    "id": "mechanism-completeness-q01"
                  },
                  {
                    "text": "Which components are absent, altered or unexamined, and how does that limit assessment?",
                    "kind": "boundary",
                    "id": "mechanism-completeness-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "infantry-carriage-and-equipment",
        "name": "Infantry carriage and equipment",
        "description": "Distinguishes carriage configurations and their associated shield and sight equipment.",
        "rationale": "A surviving gun may combine authentic parts with an incomplete or reconstructed mounting.",
        "layers": [
          {
            "id": "wheels-trail-and-tripod",
            "name": "Wheels, trail and tripod",
            "description": "Records evidence for the carriage's wheeled and low mounting forms.",
            "findings": [
              {
                "id": "carriage-configuration",
                "name": "Carriage configuration",
                "description": "Identify the represented configuration before assessing completeness or comparing dimensions.",
                "questions": [
                  {
                    "text": "Does the assembly retain the wheels, folding trail and forward support required by its documented configuration?",
                    "kind": "definition",
                    "id": "carriage-configuration-q01"
                  },
                  {
                    "text": "What are its measured mass and footprint, and which detached components are excluded?",
                    "kind": "measurement",
                    "id": "carriage-configuration-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "shield-and-sighting-equipment",
            "name": "Shield and sighting equipment",
            "description": "Evaluates accessories whose presence and pattern may vary between records and specimens.",
            "findings": [
              {
                "id": "equipment-association",
                "name": "Equipment association",
                "description": "Treat shield and sight attribution as evidence questions rather than assuming every attached item is original.",
                "questions": [
                  {
                    "text": "Which shield and sight patterns are documented for the relevant date and service?",
                    "kind": "provenance",
                    "id": "equipment-association-q01"
                  },
                  {
                    "text": "Is an absent accessory evidence of damage, a documented configuration or a later collection decision?",
                    "kind": "boundary",
                    "id": "equipment-association-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "historical-function-and-specifications",
        "name": "Historical function and specifications",
        "description": "Connects intended infantry-support use with carefully qualified technical records.",
        "rationale": "Historical capability statements often omit ammunition, mounting and measurement conditions.",
        "layers": [
          {
            "id": "intended-infantry-role",
            "name": "Intended infantry role",
            "description": "Records documented purpose without turning historical descriptions into tactical advice.",
            "findings": [
              {
                "id": "role-and-service-context",
                "name": "Role and service context",
                "description": "Distinguish design intent from later uses and individual service episodes.",
                "questions": [
                  {
                    "text": "Which contemporary source defines the gun's intended infantry-support role?",
                    "kind": "provenance",
                    "id": "role-and-service-context-q01"
                  },
                  {
                    "text": "Which reported uses belong to the base design, a modification or a particular specimen?",
                    "kind": "boundary",
                    "id": "role-and-service-context-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "ammunition-and-measurement-context",
            "name": "Ammunition and measurement context",
            "description": "Qualifies specifications through the source's configuration and ammunition assumptions.",
            "findings": [
              {
                "id": "qualified-specification-record",
                "name": "Qualified specification record",
                "description": "Require units, definitions and documentary context for published dimensions and performance figures.",
                "questions": [
                  {
                    "text": "Which cartridge designations are explicitly associated with this gun in contemporary records?",
                    "kind": "provenance",
                    "id": "qualified-specification-record-q01"
                  },
                  {
                    "text": "Do quoted range, mass and rate figures identify their measurement definition and configuration?",
                    "kind": "measurement",
                    "id": "qualified-specification-record-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "surviving-specimens-and-stewardship",
        "name": "Surviving specimens and stewardship",
        "description": "Connects authenticity, physical condition and custodial decisions for surviving examples.",
        "rationale": "Museum appearance, historical completeness and present handling suitability are separate assessments.",
        "layers": [
          {
            "id": "manufacture-and-later-alteration",
            "name": "Manufacture and later alteration",
            "description": "Separates production evidence from repairs, repainting and composite assembly.",
            "findings": [
              {
                "id": "component-provenance",
                "name": "Component provenance",
                "description": "Attribute markings and alterations to individual components before generalising to the complete gun.",
                "questions": [
                  {
                    "text": "Which maker, date and serial markings survive, and on which components?",
                    "kind": "provenance",
                    "id": "component-provenance-q01"
                  },
                  {
                    "text": "What records distinguish service-era alterations from later repainting, repairs or reproduction parts?",
                    "kind": "provenance",
                    "id": "component-provenance-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "condition-and-permitted-actions",
            "name": "Condition and permitted actions",
            "description": "Evaluates the barrel assembly, carriage supports and retained mechanisms for custodial decisions.",
            "findings": [
              {
                "id": "evidence-based-handling",
                "name": "Evidence-based handling",
                "description": "Require specimen-specific examination and authority for movement or mechanical intervention.",
                "questions": [
                  {
                    "text": "What examination records address bore contents, breech condition, recuperator condition and carriage stability?",
                    "kind": "provenance",
                    "id": "evidence-based-handling-q01"
                  },
                  {
                    "text": "Which conservation or movement actions are authorised, and which require specialist assessment?",
                    "kind": "action",
                    "id": "evidence-based-handling-q02"
                  },
                  {
                    "text": "Which applicable collection rules or deactivation records govern this specimen, and who issued them?",
                    "kind": "provenance",
                    "id": "evidence-based-handling-q03"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "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": [
                  "This description is recalled knowledge; no sources were consulted.",
                  "Verify carriage configurations, component weights, ammunition designations and ballistic figures before adding technical specifications.",
                  "American production details and subcaliber mounting arrangements require checking against period manuals."
                ],
                "questions": [
                  {
                    "id": "evidence-confidence-notes-q01",
                    "text": "Which of these check these first hold for the sense of Canon d'Infanterie de 37 modèle 1916 TRP 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": "French military equipment designation",
                    "value_or_pattern": "Canon d'Infanterie de 37 modèle 1916 TRP",
                    "note": "TRP abbreviates tir rapide, portatif; the designation identifies a gun model, not an individual weapon."
                  },
                  {
                    "scheme": "United States Army model designation",
                    "value_or_pattern": "37-mm gun M1916",
                    "note": "Designation associated with American adoption of this French gun."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-identifiers-q01",
                    "text": "Which of these identifiers and schemes hold for the sense of Canon d'Infanterie de 37 modèle 1916 TRP 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": [
                  "Direct infantry support against machine-gun emplacements during the First World War.",
                  "Engagement of small battlefield targets with explosive shells.",
                  "Service with French and American forces.",
                  "American training use as a subcaliber gun for larger artillery."
                ],
                "questions": [
                  {
                    "id": "evidence-real-world-use-q01",
                    "text": "Which of these real-world use hold for the sense of Canon d'Infanterie de 37 modèle 1916 TRP this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-measurements",
                "name": "Typical measurements",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "quantity": "Nominal bore diameter",
                    "typical_range": "37",
                    "unit": "mm"
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-measurements-q01",
                    "text": "Which of these typical measurements hold for the sense of Canon d'Infanterie de 37 modèle 1916 TRP 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": [
                  "Live historical ammunition and unexploded projectiles can retain explosive hazards.",
                  "Misfires or delayed ignition present hazards during handling.",
                  "Deterioration of the barrel, breech or recoil mechanism can make surviving examples unsafe to fire.",
                  "Firing produces blast, hazardous noise and projectile-fragment hazards."
                ],
                "questions": [
                  {
                    "id": "evidence-failure-modes-and-hazards-q01",
                    "text": "Which of these failure modes and hazards hold for the sense of Canon d'Infanterie de 37 modèle 1916 TRP 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": [
                  "French service used the modèle 1916 TRP designation.",
                  "American service used the M1916 designation."
                ],
                "questions": [
                  {
                    "id": "evidence-regional-variation-q01",
                    "text": "Which of these regional variation hold for the sense of Canon d'Infanterie de 37 modèle 1916 TRP 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": "Infantry gun",
                    "difference": "Infantry gun is the broader functional class; this entry identifies a particular French model."
                  },
                  {
                    "name": "37 mm Puteaux SA 18",
                    "difference": "The SA 18 is a distinct gun associated with tanks and armored vehicles; shared caliber and manufacturing associations do not establish model identity."
                  },
                  {
                    "name": "37 mm Hotchkiss revolving cannon",
                    "difference": "The Hotchkiss revolving cannon uses a multiple-barrel revolving mechanism; the modèle 1916 TRP is a single-barrel infantry gun."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-neighbours-q01",
                    "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of Canon d'Infanterie de 37 modèle 1916 TRP this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "What contemporary evidence resolves the exact TR/TRP naming relationship and the scope of the American M1916 designation?",
    "Which production changes and national adaptations remain within this registry entry rather than requiring links to neighbouring designs?",
    "What authoritative manuals establish configuration-specific dimensions, mass, sight patterns and ammunition associations?",
    "Which documented inspection and preservation requirements apply to surviving examples, including their recuperators and carriage supports?",
    "Does an existing world-model publication already cover this exact design, requiring reuse as the source of truth?"
  ],
  "statistics": {
    "bundles": 6,
    "layers": 11,
    "findings": 17,
    "questions": 28
  }
}
