{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-11T08:35:59Z",
    "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": "2026-10-05T16:30:00Z",
      "ingestedAt": "2026-10-05T13:20:28+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "owners"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-06T19:51:57+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q23445",
    "registryId": "vr.tr.black",
    "name": "black",
    "version": "0.2.0-wave.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "XCT.QLT"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q23445/",
  "model": {
    "registry_id": "vr.tr.black",
    "name": "black",
    "purpose": "Let an agent handle black by colour specification, materials, symbolism, contrast and accessibility.",
    "definition": "The darkest achromatic colour, perceived when a surface absorbs nearly all visible light; many named blacks exist, such as onyx or sumi ink black, and cultural meanings vary.",
    "what_it_is_for": "Design, printing, text, clothing and symbolism.",
    "affordances": [
      "specify black in colour systems",
      "choose rich or pure black for print",
      "check contrast",
      "understand cultural meanings"
    ],
    "distinguishing_features": [
      "Darkest achromatic colour",
      "Absorbs most light",
      "Many near-black variants",
      "Symbolism varies by culture"
    ],
    "appearance": "The darkest colour, from pure to tinted blacks.",
    "visual_identification": [
      "sRGB #000000 for pure black",
      "Rich black in print (CMYK mix)",
      "Named blacks in colour systems"
    ],
    "physical_properties": [],
    "families_and_kinds": [
      "pure black",
      "rich black (print)",
      "warm and cool blacks",
      "pigment blacks such as carbon black",
      "super-black materials"
    ],
    "related_models": [
      {
        "relation": "is a kind of",
        "target": "achromatic color",
        "why": "category"
      },
      {
        "relation": "is the opposite of",
        "target": "white",
        "why": "colour"
      },
      {
        "relation": "is made with",
        "target": "pigments such as carbon black",
        "why": "materials"
      },
      {
        "relation": "is specified by",
        "target": "colour systems",
        "why": "standards"
      }
    ],
    "identifiers": [
      {
        "scheme": "sRGB hex",
        "value_or_pattern": "#000000",
        "note": "screen colour"
      }
    ],
    "standards_and_regulation": [
      "CIE colorimetry",
      "WCAG contrast guidelines",
      "Print production standards such as ISO 12647"
    ],
    "failure_modes_and_hazards": [
      "Poor contrast on dark backgrounds",
      "Ink over-saturation in print",
      "Assuming universal symbolism"
    ],
    "in_scope": [],
    "out_of_scope": [],
    "characteristics": [],
    "agent_conduct": {
      "may": [
        "Describe and specify black using a stated colour system.",
        "Explain cultural meanings of black in different traditions."
      ],
      "must_not": [
        "Use black in associations that demean people by skin colour.",
        "Present one culture's meaning of black, such as mourning, as universal.",
        "Reduce contrast in a design so that text becomes unreadable."
      ],
      "requires_human": [
        "Choosing colour codes for safety signs or warnings."
      ]
    },
    "ethics": {
      "considerations": [
        "Colour words have been used in racist language and imagery.",
        "Colour meanings differ across cultures and can cause offence."
      ],
      "affected_parties": [
        "People of different cultures",
        "People with low vision"
      ]
    },
    "owners": {
      "steward": "Nobody: a colour held in common.",
      "master_systems": []
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q23445: black",
      "url": "https://www.wikidata.org/wiki/Q23445",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Black",
      "url": "https://en.wikipedia.org/wiki/Black",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "specification",
        "name": "Specification",
        "description": "Which black.",
        "rationale": "Blacks differ.",
        "layers": [
          {
            "id": "code",
            "name": "Code",
            "description": "Colour system.",
            "findings": [
              {
                "id": "code-finding",
                "name": "Code",
                "description": "Colour specification.",
                "questions": [
                  {
                    "text": "Which colour system and code define this black?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is it tinted warm or cool?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          },
          {
            "id": "print",
            "name": "Print",
            "description": "Rich or pure.",
            "findings": [
              {
                "id": "print-finding",
                "name": "Print",
                "description": "Print black.",
                "questions": [
                  {
                    "text": "Should rich black or pure black be used for this print job?",
                    "kind": "action"
                  },
                  {
                    "text": "What total ink limit applies?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "design",
        "name": "Design",
        "description": "Contrast.",
        "rationale": "Black affects readability.",
        "layers": [
          {
            "id": "contrast",
            "name": "Contrast",
            "description": "Legibility.",
            "findings": [
              {
                "id": "contrast-finding",
                "name": "Contrast",
                "description": "Contrast.",
                "questions": [
                  {
                    "text": "Does the text colour meet contrast guidelines on black?",
                    "kind": "boundary"
                  },
                  {
                    "text": "What ratio?",
                    "kind": "measurement"
                  }
                ]
              }
            ]
          },
          {
            "id": "dark-mode",
            "name": "Dark mode",
            "description": "Screens.",
            "findings": [
              {
                "id": "dark-mode-finding",
                "name": "Dark mode",
                "description": "Dark themes.",
                "questions": [
                  {
                    "text": "Is pure black or dark grey better for this interface?",
                    "kind": "action"
                  },
                  {
                    "text": "Does it cause smearing on some screens?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "materials",
        "name": "Materials",
        "description": "Pigments.",
        "rationale": "Materials make black.",
        "layers": [
          {
            "id": "pigments",
            "name": "Pigments",
            "description": "Carbon and iron oxide.",
            "findings": [
              {
                "id": "pigments-finding",
                "name": "Pigments",
                "description": "Pigments.",
                "questions": [
                  {
                    "text": "Which pigment produces this black?",
                    "kind": "definition"
                  },
                  {
                    "text": "Is it safe for the intended use?",
                    "kind": "boundary"
                  }
                ]
              }
            ]
          },
          {
            "id": "super-black",
            "name": "Super-black",
            "description": "Special coatings.",
            "findings": [
              {
                "id": "super-black-finding",
                "name": "Super-black",
                "description": "Super-black materials.",
                "questions": [
                  {
                    "text": "How do super-black coatings absorb light?",
                    "kind": "definition"
                  },
                  {
                    "text": "What are they used for?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "culture",
        "name": "Culture",
        "description": "Meaning.",
        "rationale": "Meaning varies.",
        "layers": [
          {
            "id": "symbolism",
            "name": "Symbolism",
            "description": "Associations.",
            "findings": [
              {
                "id": "symbolism-finding",
                "name": "Symbolism",
                "description": "Symbolism.",
                "questions": [
                  {
                    "text": "What does black signify in this culture or context?",
                    "kind": "provenance"
                  },
                  {
                    "text": "Is it associated with mourning or formality?",
                    "kind": "definition"
                  }
                ]
              }
            ]
          },
          {
            "id": "senses",
            "name": "Senses",
            "description": "People.",
            "findings": [
              {
                "id": "senses-finding",
                "name": "Senses",
                "description": "Other senses.",
                "questions": [
                  {
                    "text": "Is the word used to describe people, requiring respectful terminology?",
                    "kind": "boundary"
                  },
                  {
                    "text": "Which entry fits?",
                    "kind": "action"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Should named blacks be separate entries?",
    "How should print blacks be linked?",
    "How should cultural meanings be recorded?"
  ],
  "statistics": {
    "bundles": 4,
    "layers": 8,
    "findings": 8,
    "questions": 16
  }
}