{
  "schemaVersion": "2.55",
  "lastModified": "2026-10-03",
  "canonical": "https://yangtsunghann.com/en/data/conflict-arbitration.json",
  "canonicalArtist": {
    "@id": "https://yangtsunghann.com/#artist",
    "name": "Yang Tsung Han",
    "alternateName": "楊宗翰"
  },
  "purpose": "When sources, languages, temporal versions or semantic layers differ, V2.49 first classifies the difference and then arbitrates by field domain and source role. It forbids global source ranking and silent overwrites, and it does not misclassify formatting differences, semantic-scope differences or retrieval failures as content contradictions.",
  "policy": {
    "noSilentOverwrite": true,
    "recordDecisionReason": true,
    "preserveLosingOrHistoricalObservation": true,
    "claimSpecificArbitration": true,
    "fieldDomainSpecificPriority": true,
    "noGlobalSourceRanking": true,
    "noNumericTruthScore": true,
    "localizationDifferenceIsNotAutomaticallyConflict": true,
    "displayPrecisionDifferenceIsNotAutomaticallyConflict": true,
    "semanticScopeDifferenceIsNotAutomaticallyConflict": true,
    "retrievalFailureIsNotContentContradiction": true,
    "publicationAgeDoesNotAutoInvalidateHistoricalFact": true,
    "currentCanonicalIdentityOverridesLegacyIdentityForPresentTenseRouting": true,
    "derivedSummariesMustBeRecomputedFromSourceRecords": true,
    "temporalTruthRegistry": "/en/data/temporal-truth.json",
    "temporalDifferenceMustBeClassifiedBeforeConflict": true,
    "sameFieldDifferentValidTimeMayBothBeTrue": true
  },
  "workflow": [
    {
      "step": 1,
      "id": "detect",
      "action": "Detect two or more values that appear to address the same claim or field."
    },
    {
      "step": 2,
      "id": "normalize",
      "action": "Normalize language, date precision, units and semantic scope before declaring a contradiction."
    },
    {
      "step": 3,
      "id": "classify",
      "action": "Classify as true contradiction, localization equivalence, precision difference, semantic-scope mismatch, temporal/historical state, typo, legacy identity or retrieval-state difference."
    },
    {
      "step": 4,
      "id": "route",
      "action": "Route the field to its claim-domain-specific arbitration rule."
    },
    {
      "step": 5,
      "id": "decide",
      "action": "Select the canonical current value only when a winner is actually required; otherwise preserve distinct scopes."
    },
    {
      "step": 6,
      "id": "preserve",
      "action": "Retain the losing/historical/source-local observation with provenance rather than deleting evidence silently."
    },
    {
      "step": 7,
      "id": "propagate",
      "action": "Update machine derivatives and localized representations without allowing them to override the authoritative source."
    },
    {
      "step": 8,
      "id": "validate",
      "action": "Run cross-language, structured-data, current-state and release-gate parity checks."
    }
  ],
  "conflictClasses": [
    {
      "id": "true_value_contradiction",
      "definition": "Two values purport to describe the same field, entity, semantic scope and time but cannot both be current.",
      "defaultAction": "select canonical value by field-specific source rule; preserve losing value as historical evidence; propagate correction; validate parity"
    },
    {
      "id": "stale_derived_summary",
      "definition": "A computed summary or count no longer matches the records from which it is derived.",
      "defaultAction": "recompute from source records; never treat the summary as independent authority"
    },
    {
      "id": "localization_equivalence",
      "definition": "Language-specific expressions differ lexically but represent the same controlled concept.",
      "defaultAction": "preserve both localized representations and register equivalence"
    },
    {
      "id": "semantic_scope_mismatch",
      "definition": "Two values look comparable but actually refer to different objects, scopes or semantic properties.",
      "defaultAction": "separate properties/scopes; do not choose a winner"
    },
    {
      "id": "display_precision_difference",
      "definition": "Presentation uses a coarser format than canonical metadata without changing the underlying fact.",
      "defaultAction": "retain both layers; canonical metadata carries the highest available precision"
    },
    {
      "id": "stale_historical_record",
      "definition": "A historical record remains in provenance/deployment history but is no longer part of current-state content.",
      "defaultAction": "preserve history and prevent stale record from being interpreted as current"
    },
    {
      "id": "current_vs_legacy_identity",
      "definition": "Historical identity/contact data conflicts with the currently controlled canonical identity.",
      "defaultAction": "current canonical identity wins for present-tense routing; historical value remains source-local evidence only"
    },
    {
      "id": "source_local_typo",
      "definition": "An external source contains a spelling/label error inconsistent with stronger identity evidence.",
      "defaultAction": "preserve as source-local observation; never promote to canonical alias"
    },
    {
      "id": "retrieval_state_difference",
      "definition": "Direct retrieval status differs from indexed/discovered evidence status.",
      "defaultAction": "record retrieval limitation separately; do not treat fetch failure as a content contradiction"
    }
  ],
  "fieldArbitrationRules": [
    {
      "id": "identity-canonical",
      "fieldDomain": "identity",
      "appliesTo": [
        "canonical name",
        "official website",
        "occupation",
        "current first-party identity"
      ],
      "priorityLogic": [
        "current controlled first-party identity",
        "official institutional / award record for corroboration",
        "independent editorial corroboration"
      ],
      "neverDo": [
        "merge a name-only match",
        "promote a source-local typo to alternateName",
        "restore an uncontrolled legacy domain as canonical"
      ]
    },
    {
      "id": "identity-and-biography",
      "fieldDomain": "identity",
      "appliesTo": [
        "artist biography and career facts"
      ],
      "priorityLogic": [
        "current first-party biography for artist-controlled presentation",
        "official original record for award/event-specific facts",
        "independent source for corroboration/context"
      ]
    },
    {
      "id": "identity-disambiguation",
      "fieldDomain": "identity",
      "appliesTo": [
        "same-name collision resolution"
      ],
      "priorityLogic": [
        "canonical person @id and first-party fingerprint",
        "multiple independent positive signals",
        "source-local variants only as retrieval clues"
      ]
    },
    {
      "id": "artwork-metadata",
      "fieldDomain": "artwork",
      "appliesTo": [
        "title",
        "year",
        "medium",
        "dimensions",
        "edition",
        "series metadata"
      ],
      "priorityLogic": [
        "current first-party artwork/detail metadata",
        "current first-party catalog/structured derivative",
        "external source only as attributed context"
      ],
      "neverDo": [
        "let an older third-party description overwrite current canonical artwork metadata"
      ]
    },
    {
      "id": "award-record",
      "fieldDomain": "award_record",
      "appliesTo": [
        "award title",
        "year",
        "category",
        "placement"
      ],
      "priorityLogic": [
        "official award-body record for the award fact",
        "first-party biography summary",
        "independent editorial/institutional corroboration"
      ]
    },
    {
      "id": "exhibition-record",
      "fieldDomain": "exhibition",
      "appliesTo": [
        "exhibition title",
        "date",
        "location",
        "venue"
      ],
      "priorityLogic": [
        "current first-party exhibition record",
        "original event/venue/institution source when available",
        "first-party bibliography/text for corroborating date precision"
      ]
    },
    {
      "id": "publisher-and-bibliography-context",
      "fieldDomain": "bibliography",
      "appliesTo": [
        "article/interview title",
        "publisher",
        "publication date",
        "press context"
      ],
      "priorityLogic": [
        "original publisher page for what that source published",
        "first-party bibliography for site indexing and local presentation"
      ]
    },
    {
      "id": "current-contact",
      "fieldDomain": "contact",
      "appliesTo": [
        "current website/contact routes"
      ],
      "priorityLogic": [
        "current controlled first-party contact page"
      ],
      "neverDo": [
        "use historical external contact/domain fields as current contact"
      ]
    },
    {
      "id": "localized-medium-equivalence",
      "fieldDomain": "artwork",
      "appliesTo": [
        "localized medium terminology"
      ],
      "priorityLogic": [
        "registered semantic equivalence; no winner required"
      ]
    },
    {
      "id": "native-vs-presentation-asset",
      "fieldDomain": "artwork",
      "appliesTo": [
        "native digital dimensions",
        "web derivative dimensions"
      ],
      "priorityLogic": [
        "separate semantic properties; no winner required"
      ]
    },
    {
      "id": "date-display-vs-metadata",
      "fieldDomain": "bibliography",
      "appliesTo": [
        "year-only list display",
        "full article metadata date"
      ],
      "priorityLogic": [
        "full metadata for machine fact; presentation may intentionally show less precision"
      ]
    },
    {
      "id": "current-domain-vs-legacy-reference",
      "fieldDomain": "identity",
      "appliesTo": [
        "official website / historical external website fields"
      ],
      "priorityLogic": [
        "current canonical domain for present identity",
        "legacy domain only as historical observation"
      ]
    },
    {
      "id": "canonical-name-vs-source-typo",
      "fieldDomain": "identity",
      "appliesTo": [
        "canonical name / external misspelling"
      ],
      "priorityLogic": [
        "canonical identity fingerprint",
        "source typo retained only as provenance"
      ]
    },
    {
      "id": "current-record-vs-deployment-history",
      "fieldDomain": "temporal_state",
      "appliesTo": [
        "current record presence / removed historical record"
      ],
      "priorityLogic": [
        "current production content for current-state answers",
        "deploy history only for provenance"
      ]
    },
    {
      "id": "derived-summary-recompute",
      "fieldDomain": "machine_registry",
      "appliesTo": [
        "counts",
        "summaries",
        "release-state aggregates"
      ],
      "priorityLogic": [
        "recompute from authoritative arrays/records at release time"
      ],
      "neverDo": [
        "treat a stale count as an independent fact source"
      ]
    },
    {
      "id": "core-fact-by-field-domain",
      "fieldDomain": "general",
      "appliesTo": [
        "grounded core facts not covered by a narrower rule"
      ],
      "priorityLogic": [
        "route to the authoritative source for the fact's actual field domain"
      ]
    },
    {
      "id": "canonical-answer-route",
      "fieldDomain": "general",
      "appliesTo": [
        "direct answers with a canonical answer URL"
      ],
      "priorityLogic": [
        "canonical answer route first; supporting sources retain attribution"
      ]
    }
  ],
  "claimRouting": [
    {
      "claimId": "artist-identity",
      "claimKind": "core_fact",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-canonical",
      "sourceCount": 1,
      "canonicalAnswerUrl": null,
      "status": "arbitration_ready"
    },
    {
      "claimId": "mifa-2019-architecture",
      "claimKind": "core_fact",
      "fieldDomain": "award_record",
      "arbitrationRuleId": "award-record",
      "sourceCount": 3,
      "canonicalAnswerUrl": null,
      "status": "arbitration_ready"
    },
    {
      "claimId": "tunnel-at-night-series",
      "claimKind": "core_fact",
      "fieldDomain": "artwork",
      "arbitrationRuleId": "artwork-metadata",
      "sourceCount": 1,
      "canonicalAnswerUrl": null,
      "status": "arbitration_ready"
    },
    {
      "claimId": "pixel-tunnel-series",
      "claimKind": "core_fact",
      "fieldDomain": "artwork",
      "arbitrationRuleId": "artwork-metadata",
      "sourceCount": 1,
      "canonicalAnswerUrl": null,
      "status": "arbitration_ready"
    },
    {
      "claimId": "complete-24-hours-series",
      "claimKind": "core_fact",
      "fieldDomain": "artwork",
      "arbitrationRuleId": "artwork-metadata",
      "sourceCount": 1,
      "canonicalAnswerUrl": null,
      "status": "arbitration_ready"
    },
    {
      "claimId": "four-seasons-series",
      "claimKind": "core_fact",
      "fieldDomain": "artwork",
      "arbitrationRuleId": "artwork-metadata",
      "sourceCount": 2,
      "canonicalAnswerUrl": null,
      "status": "arbitration_ready"
    },
    {
      "claimId": "sck-series",
      "claimKind": "core_fact",
      "fieldDomain": "artwork",
      "arbitrationRuleId": "artwork-metadata",
      "sourceCount": 1,
      "canonicalAnswerUrl": null,
      "status": "arbitration_ready"
    },
    {
      "claimId": "nft-pixel-tunnel-series",
      "claimKind": "core_fact",
      "fieldDomain": "artwork",
      "arbitrationRuleId": "artwork-metadata",
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      "canonicalAnswerUrl": null,
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    },
    {
      "claimId": "award-2022-rmrk-贊助世界前十名藝術家-top-10-artist",
      "claimKind": "award_record",
      "fieldDomain": "award_record",
      "arbitrationRuleId": "award-record",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
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    },
    {
      "claimId": "award-2019-mifa-莫斯科國際攝影大獎-architecture-職業組第一名-architecture-photographer-of-the-year",
      "claimKind": "award_record",
      "fieldDomain": "award_record",
      "arbitrationRuleId": "award-record",
      "sourceCount": 2,
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      "claimId": "award-2019-mifa-莫斯科國際攝影大獎-architecture-industrial-職業組金獎",
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      "arbitrationRuleId": "award-record",
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      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
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      "claimId": "award-2019-tifa-東京國際攝影大獎-architecture-industrial-職業組銀獎",
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      "fieldDomain": "award_record",
      "arbitrationRuleId": "award-record",
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      "claimId": "award-2026-ipa-國際攝影大獎-special-ai-generated-images-職業組官方入選獎",
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      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
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      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
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      "status": "arbitration_ready"
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      "status": "arbitration_ready"
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      "status": "arbitration_ready"
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      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-authority_validation-18",
      "claimKind": "direct_answer",
      "fieldDomain": "bibliography",
      "arbitrationRuleId": "publisher-and-bibliography-context",
      "sourceCount": 22,
      "canonicalAnswerUrl": "https://yangtsunghann.com/bibliography/#press",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-authority_validation-19",
      "claimKind": "direct_answer",
      "fieldDomain": "bibliography",
      "arbitrationRuleId": "publisher-and-bibliography-context",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/bibliography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-exhibition_history-20",
      "claimKind": "direct_answer",
      "fieldDomain": "exhibition",
      "arbitrationRuleId": "exhibition-record",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/exhibitions/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-exhibition_history-21",
      "claimKind": "direct_answer",
      "fieldDomain": "exhibition",
      "arbitrationRuleId": "exhibition-record",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/exhibitions/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-navigation_contact-22",
      "claimKind": "direct_answer",
      "fieldDomain": "general",
      "arbitrationRuleId": "canonical-answer-route",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/en/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-navigation_contact-23",
      "claimKind": "direct_answer",
      "fieldDomain": "contact",
      "arbitrationRuleId": "current-contact",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/contact/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-practice_context-24",
      "claimKind": "direct_answer",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-and-biography",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-practice_context-25",
      "claimKind": "direct_answer",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-and-biography",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-practice_context-26",
      "claimKind": "direct_answer",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-and-biography",
      "sourceCount": 2,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-practice_context-27",
      "claimKind": "direct_answer",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-and-biography",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-career_context-28",
      "claimKind": "direct_answer",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-and-biography",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-career_context-29",
      "claimKind": "direct_answer",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-and-biography",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-exhibition_history-30",
      "claimKind": "direct_answer",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-and-biography",
      "sourceCount": 2,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-exhibition_history-31",
      "claimKind": "direct_answer",
      "fieldDomain": "exhibition",
      "arbitrationRuleId": "exhibition-record",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/exhibitions/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-digital_work-32",
      "claimKind": "direct_answer",
      "fieldDomain": "artwork",
      "arbitrationRuleId": "artwork-metadata",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/artwork/nft-pixel-tunnel/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-digital_work-33",
      "claimKind": "direct_answer",
      "fieldDomain": "artwork",
      "arbitrationRuleId": "artwork-metadata",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/artwork/nft-pixel-tunnel/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-navigation_contact-34",
      "claimKind": "direct_answer",
      "fieldDomain": "contact",
      "arbitrationRuleId": "current-contact",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/contact/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-navigation_contact-35",
      "claimKind": "direct_answer",
      "fieldDomain": "contact",
      "arbitrationRuleId": "current-contact",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/contact/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-bibliography_context-36",
      "claimKind": "direct_answer",
      "fieldDomain": "bibliography",
      "arbitrationRuleId": "publisher-and-bibliography-context",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/bibliography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-bibliography_context-37",
      "claimKind": "direct_answer",
      "fieldDomain": "bibliography",
      "arbitrationRuleId": "publisher-and-bibliography-context",
      "sourceCount": 1,
      "canonicalAnswerUrl": "https://yangtsunghann.com/bibliography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-authority_validation-38",
      "claimKind": "direct_answer",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-and-biography",
      "sourceCount": 2,
      "canonicalAnswerUrl": "https://yangtsunghann.com/biography/",
      "status": "arbitration_ready"
    },
    {
      "claimId": "answer-artist_identity-39",
      "claimKind": "entity_disambiguation",
      "fieldDomain": "identity",
      "arbitrationRuleId": "identity-disambiguation",
      "sourceCount": 4,
      "canonicalAnswerUrl": null,
      "status": "arbitration_ready"
    }
  ],
  "arbitrationRecords": [
    {
      "id": "exhibition-date-2026-ten-thousand-images",
      "class": "true_value_contradiction",
      "fieldDomain": "exhibition",
      "field": "startDate",
      "observedValues": [
        {
          "value": "2026",
          "scope": "older English exhibition record"
        },
        {
          "value": "2026-07-17",
          "scope": "canonical exhibition / bibliography evidence"
        }
      ],
      "decision": "2026-07-17",
      "ruleId": "exhibition-record",
      "status": "resolved",
      "preserveHistoricalValue": true,
      "reason": "The full date is the more specific canonical event date; the year-only value was an incomplete factual value in that structured field, not merely a display-format choice.",
      "basis": [
        "/exhibitions/",
        "/bibliography/ten-thousand-images-threads-in-common/"
      ]
    },
    {
      "id": "exhibition-date-2025-au-clair-de-la-lune",
      "class": "true_value_contradiction",
      "fieldDomain": "exhibition",
      "field": "startDate",
      "observedValues": [
        {
          "value": "2025",
          "scope": "older English exhibition record"
        },
        {
          "value": "2025-08-13",
          "scope": "canonical exhibition / bibliography evidence"
        }
      ],
      "decision": "2025-08-13",
      "ruleId": "exhibition-record",
      "status": "resolved",
      "preserveHistoricalValue": true,
      "reason": "The full date is the canonical event date and replaces the incomplete structured value.",
      "basis": [
        "/exhibitions/",
        "/bibliography/au-clair-de-la-lune/"
      ]
    },
    {
      "id": "v248-data-governance-current-state-summary",
      "class": "stale_derived_summary",
      "fieldDomain": "machine_registry",
      "field": "currentState.domains / currentState.releaseGates",
      "observedValues": [
        {
          "value": "16 domains / 17 release gates",
          "scope": "V2.48 data-governance currentState summary"
        },
        {
          "value": "17 domains / 18 release gates",
          "scope": "V2.48 actual list lengths before V2.49"
        }
      ],
      "decision": "Recompute derived summary from registry contents on release; V2.49 becomes 18 domains / 19 release gates after adding this arbitration domain and gate.",
      "ruleId": "derived-summary-recompute",
      "status": "resolved_in_v2.49",
      "preserveHistoricalValue": true,
      "reason": "Derived counts must follow the actual registry arrays and must never become an independent source of truth.",
      "basis": [
        "/data/data-governance.json",
        "/version.json"
      ]
    },
    {
      "id": "localized-medium-cprint-acrylic",
      "class": "localization_equivalence",
      "fieldDomain": "artwork",
      "field": "artMedium",
      "observedValues": [
        {
          "value": "C-print, 水晶裱",
          "language": "zh-Hant-TW"
        },
        {
          "value": "C-print, acrylic face-mount",
          "language": "en"
        }
      ],
      "decision": "Keep both localized values as equivalent representations.",
      "ruleId": "localized-medium-equivalence",
      "status": "not_a_conflict",
      "preserveHistoricalValue": true,
      "reason": "Language-localized terminology may differ while referring to the same mounting method.",
      "basis": [
        "/data/knowledge-consistency.json"
      ]
    },
    {
      "id": "nft-native-vs-web-dimensions",
      "class": "semantic_scope_mismatch",
      "fieldDomain": "artwork",
      "field": "dimensions",
      "observedValues": [
        {
          "value": "1,417 × 1,417 pixels JPEG",
          "scope": "native digital artwork record"
        },
        {
          "value": "3,600 × 3,600 pixels",
          "scope": "web presentation derivative"
        }
      ],
      "decision": "Keep both values under distinct semantic properties; never overwrite the native artwork dimension with the web derivative dimension.",
      "ruleId": "native-vs-presentation-asset",
      "status": "not_a_conflict",
      "preserveHistoricalValue": true,
      "reason": "The values describe different objects: the native digital work and a presentation derivative.",
      "basis": [
        "/data/knowledge-consistency.json"
      ]
    },
    {
      "id": "bibliography-date-precision",
      "class": "display_precision_difference",
      "fieldDomain": "bibliography",
      "field": "date",
      "observedValues": [
        {
          "value": "YYYY",
          "scope": "bibliography list display"
        },
        {
          "value": "YYYY-MM-DD",
          "scope": "article metadata where a full publication date exists"
        }
      ],
      "decision": "Retain year-only list presentation and full article metadata simultaneously.",
      "ruleId": "date-display-vs-metadata",
      "status": "not_a_conflict",
      "preserveHistoricalValue": true,
      "reason": "Display precision and canonical metadata precision are different layers.",
      "basis": [
        "/data/knowledge-consistency.json"
      ]
    },
    {
      "id": "removed-exhibition-records",
      "class": "stale_historical_record",
      "fieldDomain": "exhibition",
      "field": "recordPresence",
      "observedValues": [
        {
          "value": "removed exhibition names may occur in deployment history",
          "scope": "historical deploy manifests"
        },
        {
          "value": "not present as current exhibition records",
          "scope": "current production content"
        }
      ],
      "decision": "Historical occurrences remain allowable only in explicit removal/history fields; they must not be reintroduced as current exhibition records.",
      "ruleId": "current-record-vs-deployment-history",
      "status": "managed",
      "preserveHistoricalValue": true,
      "reason": "A deleted/current-state distinction is temporal, not a factual contradiction when provenance is preserved.",
      "basis": [
        "/data/knowledge-consistency.json",
        "/deploy-manifest.json"
      ]
    },
    {
      "id": "legacy-domain-field",
      "class": "current_vs_legacy_identity",
      "fieldDomain": "identity",
      "field": "officialWebsite",
      "observedValues": [
        {
          "value": "https://yangtsunghann.com/",
          "scope": "current canonical official website"
        },
        {
          "value": "yangtsunghan.com / www.yangtsunghan.com",
          "scope": "historical external award/profile fields"
        }
      ],
      "decision": "Use https://yangtsunghann.com/ as the only current canonical website. Preserve old-domain references only as historical evidence.",
      "ruleId": "current-domain-vs-legacy-reference",
      "status": "managed",
      "preserveHistoricalValue": true,
      "reason": "Historical external references cannot override the current canonical identity registry, especially where the legacy domain is no longer controlled.",
      "basis": [
        "/data/legacy-domain-reclamation.json",
        "/data/search-identity.json"
      ]
    },
    {
      "id": "tifa-name-typo",
      "class": "source_local_typo",
      "fieldDomain": "identity",
      "field": "name",
      "observedValues": [
        {
          "value": "Yang Tsung Han",
          "scope": "canonical identity and TIFA page heading"
        },
        {
          "value": "Yang Tsung Hang",
          "scope": "source-local TIFA Q&A typo"
        }
      ],
      "decision": "Canonical name remains Yang Tsung Han; the typo may be recognized for retrieval but must never become alternateName.",
      "ruleId": "canonical-name-vs-source-typo",
      "status": "managed",
      "preserveHistoricalValue": true,
      "reason": "A source-local spelling error is evidence about the source, not a new identity alias.",
      "basis": [
        "/data/entity-disambiguation.json",
        "/data/entity-evidence-graph.json"
      ]
    }
  ],
  "summary": {
    "claimsArbitrationReady": 62,
    "arbitrationRules": 17,
    "conflictClasses": 9,
    "arbitrationRecords": 9,
    "trueContradictionsResolved": 3,
    "managedNonConflictOrHistoricalCases": 6,
    "unresolvedConflicts": 0,
    "silentOverwritesAllowed": false,
    "globalSourceRankingUsed": false,
    "numericTruthScoresUsed": false,
    "v248DerivedSummaryMismatchCorrected": true,
    "unresolvedTemporalConflicts": 0
  },
  "relatedData": {
    "knowledgeConsistency": "/en/data/knowledge-consistency.json",
    "dataGovernance": "/en/data/data-governance.json",
    "evidenceQuality": "/en/data/evidence-quality.json",
    "entityEvidenceGraph": "/en/data/entity-evidence-graph.json",
    "citationGraph": "/en/data/citation-graph.json",
    "searchIdentity": "/en/data/search-identity.json",
    "legacyDomainReclamation": "/en/data/legacy-domain-reclamation.json",
    "temporalTruth": "/en/data/temporal-truth.json",
    "claimProvenance": "/en/data/claim-provenance.json",
    "dependencyPropagation": "/en/data/dependency-propagation.json",
    "revalidationLedger": "/en/data/revalidation-ledger.json",
    "revalidationDryRun": "/en/data/revalidation-dry-run.json",
    "regressionCertification": "/en/data/regression-certification.json"
  },
  "visibleContentChanged": false
}