{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-07T14:23:44Z",
    "providers": [
      "Codex",
      "Grok"
    ],
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "usd": 0.00575382,
        "turns": 1,
        "seconds": 20.3,
        "error": null
      },
      "codex": {
        "seconds": 67.7,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.3\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: 01a07c3f-e72d-72c2-ac4b-b1741b0fa9e4\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: rook\nRegistry id: vr.tr.rook\nPlane / domain: PHY / PHY.OBJ\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\nA Vercy model s"
      }
    },
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T08:16:20+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "failure_modes_and_hazards",
        "owners",
        "standards_and_regulation",
        "visual_identification"
      ]
    },
    "revisions": [
      {
        "at": "2026-10-07T11:09:44+00:00",
        "engine": "codex",
        "fields": [
          "agent_conduct",
          "definition",
          "ethics",
          "failure_modes_and_hazards",
          "owners",
          "scope_statement",
          "visual_identification"
        ],
        "answering_review": "c8d3c5ecc9e23d9feb3ce52c18463ea14ca1483c02c6f561e05341dd2a535861"
      }
    ],
    "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-Q137",
    "registryId": "vr.tr.rook",
    "name": "rook",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.OBJ"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q137/",
  "model": {
    "registry_id": "vr.tr.rook",
    "name": "rook",
    "purpose": "Enable an AI agent to recognise a physical chess rook, assess its condition and game role, and determine permitted handling or moves within an identified ruleset.",
    "definition": "A chess piece whose ordinary movement under standard chess rules follows a rank or file through unobstructed squares and which can participate with the king in castling when eligible, commonly represented by a tower-shaped physical piece.",
    "scope_statement": "This model owns the rook as a physical chess piece, including its identification, physical usability, assigned side and game-dependent rook role under an identified ruleset.",
    "in_scope": [
      "Recognition of a physical piece as a rook within its chess set",
      "Physical condition and suitability for placement and handling",
      "Assigned side and distinction between physical appearance and game role",
      "Current placement, capture status, and promotion-derived role",
      "Rook movement, attack relationships, and participation in castling under the selected ruleset"
    ],
    "out_of_scope": [
      "The rook bird and its biological or ecological characteristics",
      "Complete board geometry and whole-game state",
      "King identity, condition, and general movement rules",
      "Player identity, tournament administration, and time controls",
      "Whole-set inventory, manufacture, valuation, and collecting history"
    ],
    "distinguishing_features": [
      "Within the identified set, the piece is designated as a rook by its recognised design, markings, or explicit role assignment; a tower silhouette alone is insufficient.",
      "Under standard chess rules, its ordinary movement follows a rank or file through unobstructed squares, distinguishing its role from a bishop or queen.",
      "Under standard chess rules, its ordinary move does not jump intervening pieces, distinguishing it from a knight.",
      "Its possible participation alongside a king in castling distinguishes the rook role from other non-king roles, although any particular rook may be ineligible.",
      "A rook-shaped ornament without an assigned chess role is distinguished from a game piece, while a substitute token may have a rook role without resembling a tower."
    ],
    "characteristics": [
      {
        "name": "Interpretation and identification confidence",
        "kind": "state",
        "unit_or_values": "confirmed chess rook | provisional chess rook | ambiguous | rejected",
        "why_it_matters": "Prevents an unsupported interpretation of the registry name from becoming an asserted identity."
      },
      {
        "name": "Set-relative identifying features",
        "kind": "category",
        "unit_or_values": "observed silhouette, top design, markings, and set designation",
        "why_it_matters": "Supports recognition in conventional, stylised, damaged, and accessible sets."
      },
      {
        "name": "Assigned side",
        "kind": "relation",
        "unit_or_values": "reference to a side in the current game | unassigned | unknown",
        "why_it_matters": "Determines friendly and opposing pieces without assuming material colour determines allegiance."
      },
      {
        "name": "Effective game role",
        "kind": "state",
        "unit_or_values": "rook | another declared role | unassigned | disputed",
        "why_it_matters": "Separates the physical token's appearance from the role it currently represents."
      },
      {
        "name": "Placement and participation",
        "kind": "state",
        "unit_or_values": "on a referenced square | captured | spare | awaiting placement | unknown",
        "why_it_matters": "Distinguishes a participating rook from an identical token beside the board."
      },
      {
        "name": "Role origin",
        "kind": "category",
        "unit_or_values": "initial rook | promotion-derived rook | setup-assigned rook | unknown",
        "why_it_matters": "Helps interpret identity continuity and castling eligibility."
      },
      {
        "name": "Base footprint",
        "kind": "measurement",
        "unit_or_values": "millimetres, with shape or maximum width recorded",
        "why_it_matters": "Helps assess square fit and clearance from adjacent pieces."
      },
      {
        "name": "Handling condition",
        "kind": "state",
        "unit_or_values": "stable and recognisable | unstable | damaged but usable | unsafe to handle | uncertain",
        "why_it_matters": "Determines whether the piece can be placed, grasped, and distinguished reliably."
      },
      {
        "name": "Castling-related movement history",
        "kind": "state",
        "unit_or_values": "verified unmoved | previously moved | ineligible by origin or assignment | unknown",
        "why_it_matters": "Returning a rook to its starting square does not establish that castling rights remain."
      }
    ],
    "affordances": [
      "Identify or flag a candidate rook using evidence from its set and declared role.",
      "Place, grasp, move, or replace the physical token according to its condition and the authorised task.",
      "Evaluate candidate rook moves and captures against the selected ruleset and referenced board state.",
      "Determine rook attack lines and their obstructions.",
      "Assess the rook's eligibility to participate in a proposed castling move.",
      "Record capture, promotion assignment, or token substitution while preserving game-role continuity."
    ],
    "agent_conduct": {
      "may": [
        "Identify a rook within its chess set and record its condition, assigned side and game role.",
        "Explain rook movement and castling eligibility under the selected ruleset.",
        "Handle or move a rook when authorized and permitted by the game context."
      ],
      "must_not": [
        "Move or remove a piece without authorization.",
        "Treat a tower-shaped object as a rook without evidence of its assigned chess role.",
        "Present an illegal rook move or ineligible castling move as permitted.",
        "Provide prohibited assistance during a game."
      ],
      "requires_human": [
        "Disputes about piece identity, assigned role or move legality require human adjudication.",
        "Replacing or repairing another person's damaged piece requires human authorization."
      ]
    },
    "ethics": {
      "considerations": [
        "Accurate piece identification and rule application support fair play.",
        "Automated assistance must respect the players' agreement and applicable competition rules.",
        "Handling should respect ownership and accessibility needs."
      ],
      "affected_parties": [
        "Players depend on accurate game state and fair assistance.",
        "Arbiters are responsible for resolving game disputes.",
        "Piece owners and custodians are affected by loss or damage."
      ]
    },
    "owners": {
      "steward": "The owner or custodian of the chess piece or set.",
      "master_systems": [
        "Chess set inventory records may document physical ownership and condition.",
        "Game records may document the piece's assigned role and position."
      ]
    },
    "visual_identification": [
      "A rook commonly resembles a tower with a battlemented top.",
      "Design, markings and assigned role within the identified chess set establish identity more reliably than silhouette alone.",
      "A substitute token may serve as a rook without resembling a tower."
    ],
    "failure_modes_and_hazards": [
      "Confusing a piece's appearance with its assigned rook role can corrupt the recorded game state.",
      "Incorrect movement or castling eligibility can result in illegal moves.",
      "Damaged or unstable pieces can interfere with safe handling and reliable placement."
    ],
    "standards_and_regulation": [
      "Directive 2009/147/EC on the conservation of wild birds, European Union."
    ],
    "what_it_is_for": [
      "A rook is a chess piece used in games, instruction and demonstrations on a chessboard.",
      "It moves along ranks or files through unobstructed squares and participates with the king in castling when the rules permit.",
      "Each player begins a standard game with two rooks on the corner squares of their back rank."
    ]
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q137: rook",
      "url": "https://www.wikidata.org/wiki/Q137",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Rook (chess)",
      "url": "https://en.wikipedia.org/wiki/Rook_%28chess%29",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "rook-identification",
        "name": "Rook identification",
        "description": "Establish whether the observed object is a chess rook and how that identification is supported.",
        "rationale": "The registry supplies no definition, and neither the word rook nor a tower-shaped object establishes the intended chess identity.",
        "layers": [
          {
            "id": "referent-resolution",
            "name": "Referent resolution",
            "description": "Resolve the intended meaning of rook before applying chess-specific reasoning.",
            "findings": [
              {
                "id": "chess-referent-evidence",
                "name": "Chess referent evidence",
                "description": "Record evidence supporting the provisional chess-piece interpretation and retain unresolved alternatives.",
                "questions": [
                  {
                    "text": "What registry context or associated artefact establishes that rook denotes a chess piece here?",
                    "kind": "definition",
                    "id": "chess-referent-evidence-q01"
                  },
                  {
                    "text": "What evidence excludes the bird sense or a decorative object without a chess role?",
                    "kind": "boundary",
                    "id": "chess-referent-evidence-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "set-relative-recognition",
            "name": "Set-relative recognition",
            "description": "Identify the rook through the conventions of the particular set.",
            "findings": [
              {
                "id": "rook-design-and-designation",
                "name": "Rook design and designation",
                "description": "Record visible or tactile identifiers together with any explicit designation that establishes the token's role.",
                "questions": [
                  {
                    "text": "Which silhouette, top features, markings, or tactile cues distinguish this set's rook from its other pieces?",
                    "kind": "definition",
                    "id": "rook-design-and-designation-q01"
                  },
                  {
                    "text": "Who or what identifies this token as a rook when its design is unconventional or incomplete?",
                    "kind": "provenance",
                    "id": "rook-design-and-designation-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "physical-playability",
        "name": "Physical playability",
        "description": "Assess whether this rook can be recognised, positioned, and manipulated on the intended board.",
        "rationale": "A valid rook role can be represented by a physical token whose footprint, damage, or instability prevents reliable play or robotic handling.",
        "layers": [
          {
            "id": "square-fit-and-stability",
            "name": "Square fit and stability",
            "description": "Relate the rook's base and standing behaviour to the board on which it is used.",
            "findings": [
              {
                "id": "rook-placement-clearance",
                "name": "Rook placement clearance",
                "description": "Record the footprint and observed stability needed to occupy one square unambiguously.",
                "questions": [
                  {
                    "text": "What is the rook's base footprint relative to the usable area of its intended square?",
                    "kind": "measurement",
                    "id": "rook-placement-clearance-q01"
                  },
                  {
                    "text": "Does the rook stand securely without obscuring square boundaries or interfering with neighbouring pieces?",
                    "kind": "measurement",
                    "id": "rook-placement-clearance-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "recognition-preserving-handling",
            "name": "Recognition-preserving handling",
            "description": "Assess damage and grasping constraints that affect continued use as a distinguishable rook.",
            "findings": [
              {
                "id": "rook-damage-and-grasp",
                "name": "Rook damage and grasp",
                "description": "Record whether damaged identifying features, loose parts, or available grasp surfaces affect use.",
                "questions": [
                  {
                    "text": "Has damage altered the features that distinguish this rook from the other pieces in its set?",
                    "kind": "boundary",
                    "id": "rook-damage-and-grasp-q01"
                  },
                  {
                    "text": "Where can the agent securely grasp this rook, or is an agreed replacement needed before further handling?",
                    "kind": "action",
                    "id": "rook-damage-and-grasp-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "rook-role-and-continuity",
        "name": "Rook role and continuity",
        "description": "Track which side and rook role the physical token represents throughout play.",
        "rationale": "Promotions, captures, spare pieces, and substitutions make physical appearance insufficient to establish a rook's current participation or history.",
        "layers": [
          {
            "id": "side-and-participation",
            "name": "Side and participation",
            "description": "Connect the token to its effective role, side, and current place in the game.",
            "findings": [
              {
                "id": "active-rook-assignment",
                "name": "Active rook assignment",
                "description": "Record whether this token currently represents an active rook and where that role is situated.",
                "questions": [
                  {
                    "text": "Which side and declared game role does this physical token currently represent?",
                    "kind": "definition",
                    "id": "active-rook-assignment-q01"
                  },
                  {
                    "text": "Is it on a specific square, captured, spare, or awaiting placement, and what observation establishes that status?",
                    "kind": "provenance",
                    "id": "active-rook-assignment-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "origin-and-token-substitution",
            "name": "Origin and token substitution",
            "description": "Preserve the distinction between game-role history and changes of physical representative.",
            "findings": [
              {
                "id": "rook-role-lineage",
                "name": "Rook role lineage",
                "description": "Record whether the role began in the initial position, arose through promotion, or was assigned in a custom setup.",
                "questions": [
                  {
                    "text": "Did this rook role originate in the initial position, through a recorded promotion, or through an explicit setup assignment?",
                    "kind": "provenance",
                    "id": "rook-role-lineage-q01"
                  },
                  {
                    "text": "If the physical token is replaced, which role identity, side, square, and movement history must carry forward?",
                    "kind": "action",
                    "id": "rook-role-lineage-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "rook-movement-and-castling",
        "name": "Rook movement and castling",
        "description": "Evaluate actions specific to the rook role using external board state and an identified ruleset.",
        "rationale": "Rook movement depends on straight-line clearance, while castling additionally depends on historical rights and king-related conditions.",
        "layers": [
          {
            "id": "rank-file-movement",
            "name": "Rank and file movement",
            "description": "Assess ordinary rook movement, captures, and attack lines without treating geometric reach as sufficient proof of move legality.",
            "findings": [
              {
                "id": "rook-lines-and-legal-moves",
                "name": "Rook lines and legal moves",
                "description": "Record the path, blockers, destination occupancy, and whole-position constraints relevant to a candidate action.",
                "questions": [
                  {
                    "text": "Under the selected ruleset, does the proposed destination lie on an allowed rook line with no intervening piece?",
                    "kind": "boundary",
                    "id": "rook-lines-and-legal-moves-q01"
                  },
                  {
                    "text": "Does destination occupancy permit the move or capture, and would the resulting position leave the moving side's king in check?",
                    "kind": "action",
                    "id": "rook-lines-and-legal-moves-q02"
                  },
                  {
                    "text": "Which squares does this rook attack, distinguished from the moves it may legally make in the current position?",
                    "kind": "measurement",
                    "id": "rook-lines-and-legal-moves-q03"
                  }
                ]
              }
            ]
          },
          {
            "id": "castling-participation",
            "name": "Castling participation",
            "description": "Determine whether this particular rook can participate in the proposed castling action.",
            "findings": [
              {
                "id": "rook-castling-eligibility",
                "name": "Rook castling eligibility",
                "description": "Connect the rook's identity and history to recorded castling rights and the rules governing the paired king movement.",
                "questions": [
                  {
                    "text": "What verified history or authoritative game record establishes castling rights involving this rook?",
                    "kind": "provenance",
                    "id": "rook-castling-eligibility-q01"
                  },
                  {
                    "text": "For the selected ruleset and current position, are the required king conditions, clearances, and final king and rook squares satisfied?",
                    "kind": "action",
                    "id": "rook-castling-eligibility-q02"
                  },
                  {
                    "text": "If movement history is unknown, what further evidence is required before permitting castling?",
                    "kind": "boundary",
                    "id": "rook-castling-eligibility-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-kinds",
                "name": "Kinds and varieties",
                "description": "Reported by the breadth pass; each item needs checking against its source before it becomes normative.",
                "evidence": [
                  "adult rook",
                  "juvenile rook",
                  "western Palearctic rook (C. f. frugilegus)",
                  "eastern Palearctic rook (C. f. pastinator)"
                ],
                "questions": [
                  {
                    "id": "evidence-kinds-q01",
                    "text": "Which of these kinds and varieties hold for the sense of rook this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Does vr.tr.rook denote the chess piece, the bird, or another referent, and what registry evidence settles that ambiguity?",
    "Does an existing Vercy world model already own the chess-rook concept, requiring this registry entry to link to it?",
    "Which rulesets must be supported, especially standard chess, Chess960, or other variants with different castling conventions?",
    "What evidence is authoritative for role assignments, promotions, substitutions, and castling rights when observation is incomplete?",
    "Which set designs, tactile conventions, board dimensions, and manipulation systems must recognition and physical usability assessments support?"
  ],
  "statistics": {
    "bundles": 5,
    "layers": 9,
    "findings": 9,
    "questions": 19
  }
}
