{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-13T18:38:43Z",
    "providers": [
      "Claude"
    ],
    "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify",
    "pass": 2,
    "wave": 4,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T11:00:00Z",
      "ingestedAt": "2026-10-06T07:34:54+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-06T19:51:54+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q1497485",
    "registryId": "vr.tr.covertway",
    "name": "covertway",
    "version": "0.2.0-wave.4",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.BLT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q1497485/",
  "model": {
    "registry_id": "vr.tr.covertway",
    "name": "covertway",
    "purpose": "Let an agent explain the covertway as a historical fortification element, relay its function and features from military architecture sources, describe places of arms and traverses, and distinguish the covertway from the glacis, counterscarp, ditch and ravelin.",
    "definition": "In bastion fortification, a walkway along the outer edge of the ditch, on top of the counterscarp, protected by a parapet formed by the crest of the glacis, which allowed defenders to move around the fortress and assemble for sorties; covertways often included places of arms at salient and re-entrant angles and traverses against enfilade fire. The model describes historical fortification.",
    "what_it_is_for": "Historically, a protected walkway beyond the ditch.",
    "affordances": [
      "explain the element",
      "relay function and features",
      "describe related parts",
      "distinguish related works"
    ],
    "distinguishing_features": [
      "Beyond the ditch",
      "Sheltered by glacis",
      "Assembly for sorties",
      "Bastion system element"
    ],
    "appearance": "A path along the outer ditch edge sheltered behind a low earth slope.",
    "visual_identification": [
      "Protected walkway on the counterscarp",
      "Covertway or covered way with places of arms and traverses",
      "The glacis is the outer slope; the counterscarp is the ditch wall; the ditch is the moat; ravelins are outworks"
    ],
    "physical_properties": [
      {
        "quantity": "width",
        "typical_range": "about 6-10",
        "unit": "m",
        "note": "typical"
      },
      {
        "quantity": "period",
        "typical_range": "16th-19th centuries",
        "unit": "note",
        "note": ""
      },
      {
        "quantity": "features",
        "typical_range": "places of arms, traverses, banquette",
        "unit": "list",
        "note": ""
      }
    ],
    "families_and_kinds": [
      "covertways with salient places of arms",
      "covertways with re-entrant places of arms",
      "traversed covertways",
      "covertways around outworks"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "built structure",
        "why": "in registry terms"
      },
      {
        "relation": "is part of",
        "target": "bastion fort",
        "why": ""
      },
      {
        "relation": "is sheltered by",
        "target": "glacis",
        "why": ""
      },
      {
        "relation": "lies on",
        "target": "counterscarp",
        "why": ""
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Heritage protection of fortifications"
    ],
    "failure_modes_and_hazards": [
      "Confusing covertway with glacis or ditch",
      "Misreading plans",
      "Loss of earthworks"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Explain the covertway in bastion fortification and its relation to the ditch, counterscarp and glacis.",
        "Identify covertways on historical plans and surviving sites, citing sources."
      ],
      "must_not": [
        "Confuse the covertway with the glacis or the ditch.",
        "Encourage people to climb or dig into fragile historic earthworks.",
        "Disturb or remove material from a protected fortification site.",
        "Present a reconstruction of a lost covertway as surviving fabric."
      ],
      "requires_human": [
        "Any physical intervention on a surviving historic covertway."
      ]
    },
    "ethics": {
      "considerations": [
        "Surviving earthworks are fragile heritage that is easily lost to erosion and development.",
        "Fortifications are linked to sieges and loss of life that deserve respectful description."
      ],
      "affected_parties": [
        "Heritage bodies",
        "Visitors to historic sites",
        "Local communities"
      ]
    },
    "owners": {
      "steward": "The owner of the fortification site; heritage authorities where it is protected.",
      "master_systems": [
        "National heritage and monument registers"
      ]
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q1497485: covertway",
      "url": "https://www.wikidata.org/wiki/Q1497485",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Covertway",
      "url": "https://en.wikipedia.org/wiki/Covertway",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What a covertway is.",
        "rationale": "Definition.",
        "layers": [
          {
            "id": "definition",
            "name": "Definition",
            "description": "Definition.",
            "findings": [
              {
                "id": "definition-finding",
                "name": "Definition",
                "description": "Definition.",
                "questions": [
                  {
                    "text": "What is a covertway, and how does it differ from the glacis, counterscarp, ditch and ravelin?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is the question about historical fortification, a site or terminology?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "features",
            "name": "Features",
            "description": "Features.",
            "findings": [
              {
                "id": "features-finding",
                "name": "Features",
                "description": "Features.",
                "questions": [
                  {
                    "text": "What are places of arms, traverses and banquettes on a covertway?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits the specific feature?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "history",
        "name": "History",
        "description": "History.",
        "rationale": "Sources.",
        "layers": [
          {
            "id": "system",
            "name": "System",
            "description": "Bastion system.",
            "findings": [
              {
                "id": "system-finding",
                "name": "System",
                "description": "System.",
                "questions": [
                  {
                    "text": "How did covertways fit into the trace italienne and Vauban s designs?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "sieges",
            "name": "Sieges",
            "description": "Sieges.",
            "findings": [
              {
                "id": "sieges-finding",
                "name": "Sieges",
                "description": "Sieges.",
                "questions": [
                  {
                    "text": "What role did the covertway play in historical sieges, as military historians describe?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which sources are cited?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "sites",
        "name": "Sites",
        "description": "Sites.",
        "rationale": "Application.",
        "layers": [
          {
            "id": "examples",
            "name": "Examples",
            "description": "Examples.",
            "findings": [
              {
                "id": "examples-finding",
                "name": "Examples",
                "description": "Examples.",
                "questions": [
                  {
                    "text": "Which fortresses preserve covertways?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits Fortifications of Vauban?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "plans",
            "name": "Plans",
            "description": "Reading plans.",
            "findings": [
              {
                "id": "plans-finding",
                "name": "Plans",
                "description": "Plans.",
                "questions": [
                  {
                    "text": "How can covertways be identified on fortress plans?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits bastion fort?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "context",
        "name": "Context",
        "description": "Terms.",
        "rationale": "Context.",
        "layers": [
          {
            "id": "glossary",
            "name": "Glossary",
            "description": "Glossary.",
            "findings": [
              {
                "id": "glossary-finding",
                "name": "Glossary",
                "description": "Glossary.",
                "questions": [
                  {
                    "text": "What related fortification terms are used?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits glossary of fortification?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "heritage",
            "name": "Heritage",
            "description": "Heritage.",
            "findings": [
              {
                "id": "heritage-finding",
                "name": "Heritage",
                "description": "Heritage.",
                "questions": [
                  {
                    "text": "How are fortification earthworks conserved?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits military heritage?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should place of arms be a separate entry?",
    "How should military architecture sources be linked?",
    "How should the spellings covertway and covered way be recorded?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}