{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T01:22:46Z",
    "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": 2,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-05T23:55:00Z",
      "ingestedAt": "2026-10-05T20:53:40+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "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-Q1360",
    "registryId": "vr.tr.arthropod",
    "name": "arthropod",
    "version": "0.2.0-wave.2",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.LIV"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q1360/",
  "model": {
    "registry_id": "vr.tr.arthropod",
    "name": "arthropod",
    "purpose": "Let an agent explain arthropods and their major groups, describe their biology and roles in ecosystems and human life, support identification at group level, and describe their significance as pests, vectors and resources.",
    "definition": "An invertebrate animal of the phylum Arthropoda, with a segmented body, jointed limbs and a chitinous exoskeleton that is moulted to grow, comprising insects and other hexapods, arachnids, crustaceans and myriapods, and forming the most diverse animal phylum; arthropods include pollinators, decomposers, pests, disease vectors, invasive species and food sources, and are studied in entomology, arachnology and carcinology.",
    "what_it_is_for": "Jointed-limbed invertebrates.",
    "affordances": [
      "explain major groups",
      "describe biology and roles",
      "support identification",
      "describe significance"
    ],
    "distinguishing_features": [
      "Exoskeleton",
      "Segmentation",
      "Moulting",
      "Extreme diversity"
    ],
    "appearance": "Segmented animals with jointed legs and hard exoskeletons.",
    "visual_identification": [
      "Exoskeleton and jointed limbs",
      "Insects, arachnids, crustaceans, myriapods",
      "Worms lack limbs; molluscs lack jointed limbs"
    ],
    "physical_properties": [
      {
        "quantity": "Body length",
        "unit": "millimetre",
        "typical_range": "",
        "note": "Body length is measured between anatomical landmarks specified for the group, with appendages included or excluded explicitly."
      },
      {
        "quantity": "Body mass",
        "unit": "gram",
        "typical_range": "",
        "note": "Mass is measured with a suitable balance while recording whether the specimen is living, preserved or dried."
      },
      {
        "quantity": "Exoskeleton thickness",
        "unit": "micrometre",
        "typical_range": "",
        "note": "Thickness is measured by microscopy at a specified body region and developmental stage."
      }
    ],
    "families_and_kinds": [
      "insects and other hexapods",
      "arachnids",
      "crustaceans",
      "myriapods",
      "extinct groups such as trilobites"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "invertebrate",
        "why": "category"
      },
      {
        "relation": "is related to",
        "target": "vector",
        "why": "arthropod disease vectors"
      },
      {
        "relation": "is related to",
        "target": "spider web",
        "why": "arachnid constructions"
      },
      {
        "relation": "is related to",
        "target": "gall",
        "why": "arthropod-induced galls"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "Plant health and quarantine rules on invasive arthropods",
      "Food safety rules for edible arthropods",
      "Animal welfare considerations in research"
    ],
    "failure_modes_and_hazards": [
      "Pest outbreaks and invasive species",
      "Disease transmission",
      "Declines in pollinators"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Identify arthropods from photographs, stating confidence and naming venomous look-alikes.",
        "Record sightings for biodiversity surveys it is authorized to contribute to.",
        "Explain arthropod groups, moulting and roles in ecosystems."
      ],
      "must_not": [
        "Advise that a spider, scorpion or other arthropod is harmless on the basis of uncertain identification.",
        "Recommend broad insecticide use without identifying the species and need.",
        "Collect protected species or release non-native arthropods.",
        "Keep or transport arthropods in ways that cause needless suffering."
      ],
      "requires_human": [
        "Advising a person who may have been stung or bitten by a venomous arthropod.",
        "Releasing arthropods for biological pest control."
      ]
    },
    "ethics": {
      "considerations": [
        "Arthropods include pollinators and other species in steep decline.",
        "Some arthropods spread disease or cause dangerous bites and stings."
      ],
      "affected_parties": [
        "Pollinators and other wildlife",
        "People bitten or stung",
        "Farmers"
      ]
    },
    "owners": {
      "steward": "Nobody: most are wild; species databases record known arthropods.",
      "master_systems": [
        "Species and biodiversity databases"
      ]
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q1360: arthropod",
      "url": "https://www.wikidata.org/wiki/Q1360",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Arthropod",
      "url": "https://en.wikipedia.org/wiki/Arthropod",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "understand",
        "name": "Understand",
        "description": "What arthropods are.",
        "rationale": "Biology.",
        "layers": [
          {
            "id": "traits",
            "name": "Traits",
            "description": "Traits and groups.",
            "findings": [
              {
                "id": "traits-finding",
                "name": "Traits",
                "description": "Traits.",
                "questions": [
                  {
                    "text": "What defines arthropods, and how do insects, arachnids, crustaceans and myriapods differ?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits a specific group?",
                    "kind": "action"
                  }
                ]
              }
            ]
          },
          {
            "id": "biology",
            "name": "Biology",
            "description": "Biology.",
            "findings": [
              {
                "id": "biology-finding",
                "name": "Biology",
                "description": "Biology.",
                "questions": [
                  {
                    "text": "How do arthropods moult, breathe, sense and reproduce, and why are they so diverse?",
                    "kind": "definition"
                  },
                  {
                    "text": "Which entry fits a specific process?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "roles",
        "name": "Roles",
        "description": "Roles in ecosystems and human life.",
        "rationale": "Context.",
        "layers": [
          {
            "id": "ecology",
            "name": "Ecology",
            "description": "Ecological roles.",
            "findings": [
              {
                "id": "ecology-finding",
                "name": "Ecology",
                "description": "Ecology.",
                "questions": [
                  {
                    "text": "What roles do arthropods play as pollinators, decomposers, predators and prey, and what is known about declines?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which findings are contested?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "humans",
            "name": "Humans",
            "description": "Pests, vectors and resources.",
            "findings": [
              {
                "id": "humans-finding",
                "name": "Humans",
                "description": "Humans.",
                "questions": [
                  {
                    "text": "How are arthropods pests, disease vectors, invasive species and food and material resources?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits a specific pest or vector?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "identify",
        "name": "Identify",
        "description": "Identification and study.",
        "rationale": "Practice.",
        "layers": [
          {
            "id": "identify",
            "name": "Identify",
            "description": "Identifying arthropods.",
            "findings": [
              {
                "id": "identify-finding",
                "name": "Identify",
                "description": "Identification.",
                "questions": [
                  {
                    "text": "How can an arthropod be identified to major group by body plan and legs?",
                    "kind": "action"
                  },
                  {
                    "text": "Is a potentially dangerous species involved, needing expert identification?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "study",
            "name": "Study",
            "description": "Studying arthropods.",
            "findings": [
              {
                "id": "study-finding",
                "name": "Study",
                "description": "Study.",
                "questions": [
                  {
                    "text": "How are arthropods collected and studied in entomology and related fields?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which entry fits entomology?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "learn",
        "name": "Learn",
        "description": "Evolution and teaching.",
        "rationale": "Education.",
        "layers": [
          {
            "id": "evolution",
            "name": "Evolution",
            "description": "Evolution.",
            "findings": [
              {
                "id": "evolution-finding",
                "name": "Evolution",
                "description": "Evolution.",
                "questions": [
                  {
                    "text": "How did arthropods evolve, from the Cambrian to the present, according to palaeontology?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Which references are standard?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "teach",
            "name": "Teach",
            "description": "Teaching.",
            "findings": [
              {
                "id": "teach-finding",
                "name": "Teach",
                "description": "Teaching.",
                "questions": [
                  {
                    "text": "How can arthropod diversity be taught?",
                    "kind": "action"
                  },
                  {
                    "text": "Which misconceptions arise?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should each subphylum be a separate entry?",
    "How should identification keys be linked?",
    "How should pest and vector guidance be linked?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}
