{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T14:17:01Z",
    "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": 1,
    "engine": "claude",
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-05T17:00:00Z",
      "ingestedAt": "2026-10-05T13:28:06+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "revisions": [
      {
        "at": "2026-10-07T11:03:55+00:00",
        "engine": "codex",
        "fields": [
          "agent_conduct",
          "definition",
          "distinguishing_features",
          "owners",
          "purpose"
        ],
        "answering_review": "68bc022f07607999147623136b02114944df4444b68b5cdbbf4e7c7b798b2c4b"
      }
    ],
    "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-Q1037127",
    "registryId": "vr.tr.desert-planet",
    "name": "desert planet",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "PHY.SPC"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q1037127/",
  "model": {
    "registry_id": "vr.tr.desert-planet",
    "name": "desert planet",
    "purpose": "Let an agent explain desert planets as existing dry rocky worlds, scientific hypotheses, and a fiction trope, attributing habitability models and separating fiction from observation.",
    "definition": "A desert planet is a rocky planet with very little water, including existing dry rocky planets such as Mars in this broad sense, as well as hypothetical planets studied in habitability models and fictional worlds.",
    "what_it_is_for": "Exoplanet science, habitability research and fiction.",
    "affordances": [
      "explain scientific models of dry planets",
      "summarise habitability arguments with attribution",
      "distinguish real exoplanets from fictional worlds",
      "discuss desert planets in fiction"
    ],
    "distinguishing_features": [
      "Desert planets have very little water.",
      "The broad class includes existing dry rocky planets such as Mars.",
      "Their habitability may differ from that of ocean-rich planets.",
      "Desert planets are common in fiction."
    ],
    "appearance": "Imagined as sandy, rocky worlds with little water; not directly observed.",
    "visual_identification": [
      "Arid terrestrial planets in models",
      "Fictional desert worlds",
      "Mars is a cold, dry real planet with some water ice"
    ],
    "physical_properties": [
      {
        "quantity": "Surface water coverage",
        "unit": "percent",
        "typical_range": "",
        "note": "The fraction of surface covered by water is specified in a model or estimated from observations, with no universal threshold defining a desert planet."
      },
      {
        "quantity": "Planetary radius",
        "unit": "km",
        "typical_range": "",
        "note": "Radius is specified in a hypothetical model or inferred from suitable astronomical observations."
      },
      {
        "quantity": "Surface temperature",
        "unit": "K",
        "typical_range": "",
        "note": "Temperature is modeled or constrained by radiation measurements and depends on location, time, and atmospheric conditions."
      }
    ],
    "families_and_kinds": [
      "dry terrestrial planet models",
      "arid habitable-zone planets",
      "fictional desert planets"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "hypothetical planet",
        "why": "category"
      },
      {
        "relation": "is related to",
        "target": "Mars",
        "why": "dry real planet"
      },
      {
        "relation": "is contrasted with",
        "target": "ocean planet",
        "why": "water-rich class"
      },
      {
        "relation": "appears in",
        "target": "science fiction",
        "why": "culture"
      }
    ],
    "identifiers": [],
    "standards_and_regulation": [
      "No specific regulation"
    ],
    "failure_modes_and_hazards": [
      "Presenting fictional worlds as real",
      "Overstating habitability claims"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Explain the desert planet concept in planetary science and fiction, distinguishing the two.",
        "Report research on arid worlds, citing sources and distinguishing observed planets from hypothetical models."
      ],
      "must_not": [
        "Present an exoplanet as a confirmed desert planet without supporting observational evidence.",
        "Present science fiction depictions as scientific findings."
      ],
      "requires_human": [
        "Announcing a planet as a desert world in a public catalogue."
      ]
    },
    "ethics": {
      "considerations": [
        "Overstated discoveries erode public trust in astronomy.",
        "Correct attribution gives credit to the researchers who proposed the ideas."
      ],
      "affected_parties": [
        "The public and students",
        "Researchers"
      ]
    },
    "owners": {
      "steward": "Nobody owns the class of objects; the scientific community answers for its classification.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q1037127: desert planet",
      "url": "https://www.wikidata.org/wiki/Q1037127",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Desert planet",
      "url": "https://en.wikipedia.org/wiki/Desert_planet",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "science",
        "name": "Science",
        "description": "Models.",
        "rationale": "Models are attributed.",
        "layers": [
          {
            "id": "models",
            "name": "Models",
            "description": "Dry planet models.",
            "findings": [
              {
                "id": "models-finding",
                "name": "Models",
                "description": "Dry planet models.",
                "questions": [
                  {
                    "text": "What do planetary scientists propose about the climate and habitability of dry planets?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Who proposed these models?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "status",
            "name": "Status",
            "description": "Observational status.",
            "findings": [
              {
                "id": "status-finding",
                "name": "Status",
                "description": "Observational status.",
                "questions": [
                  {
                    "text": "Has any exoplanet been shown to be a desert planet?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which observations could test it?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "habitability",
        "name": "Habitability",
        "description": "Life potential.",
        "rationale": "Claims are debated.",
        "layers": [
          {
            "id": "zone",
            "name": "Zone",
            "description": "Habitable zone.",
            "findings": [
              {
                "id": "zone-finding",
                "name": "Zone",
                "description": "Habitable zone.",
                "questions": [
                  {
                    "text": "How might a dry planet habitable zone differ from an ocean planet, according to studies?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How certain is it?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "mars",
            "name": "Mars",
            "description": "Real examples.",
            "findings": [
              {
                "id": "mars-finding",
                "name": "Mars",
                "description": "Real dry planets.",
                "questions": [
                  {
                    "text": "What does Mars teach about dry planets, according to missions?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Where is water found on Mars?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "fiction",
        "name": "Fiction",
        "description": "Culture.",
        "rationale": "Fiction is separate.",
        "layers": [
          {
            "id": "works",
            "name": "Works",
            "description": "Fictional worlds.",
            "findings": [
              {
                "id": "works-finding",
                "name": "Works",
                "description": "Fictional worlds.",
                "questions": [
                  {
                    "text": "Which fictional desert planets are well known, and in which works?",
                    "kind": "provenance"
                  },
                  {
                    "text": "How realistic are they, according to scientists?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          },
          {
            "id": "separate",
            "name": "Separate",
            "description": "Fact and fiction.",
            "findings": [
              {
                "id": "separate-finding",
                "name": "Separate",
                "description": "Fact and fiction.",
                "questions": [
                  {
                    "text": "Is the question about a fictional world rather than a real planet?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which entry fits?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "learning",
        "name": "Learning",
        "description": "Explaining.",
        "rationale": "Clarity matters.",
        "layers": [
          {
            "id": "explain",
            "name": "Explain",
            "description": "Plain language.",
            "findings": [
              {
                "id": "explain-finding",
                "name": "Explain",
                "description": "Plain explanation.",
                "questions": [
                  {
                    "text": "How can the idea of desert planets be explained simply?",
                    "kind": "action"
                  },
                  {
                    "text": "Which caveats apply?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "sources",
            "name": "Sources",
            "description": "Literature.",
            "findings": [
              {
                "id": "sources-finding",
                "name": "Sources",
                "description": "Literature.",
                "questions": [
                  {
                    "text": "Which papers discuss dry planet habitability?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Are there reviews?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should planet types be separate entries?",
    "How should habitability studies be linked?",
    "How should fiction be linked?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}