{ "schemaVersion": "3.1", "lastModified": "2026-10-08", "canonical": "https://yangtsunghann.com/en/data/search-ai-observability.json", "baselineType": "public_search_and_retrieval_observability", "certificationStatus": "launch_recheck_established_not_cross_platform_visibility_certified", "purpose": "Establishes a V2.57 external observability baseline: which queries are correctly anchored to the artist by third-party authority, which remain vulnerable to same-name collisions, whether the new canonical domain appears in the returned public-search sample, and whether public retrieval surfaces show version/cache skew. This baseline does not claim Google/Bing rank positions and does not pretend that ChatGPT, Claude, Gemini, or Perplexity final answers were directly measured.", "probeDate": "2026-10-04", "method": { "publicWebSearchProbe": true, "engineSpecificRankingMeasurement": false, "directAIAnswerPlatformQueries": false, "searchConsoleDataConnected": false, "serverLogsConnected": false, "cdnWafLogsConnected": false, "rankPositionTracked": false, "limitations": [ "Public search probe results are a returned sample, not an exhaustive engine index.", "Absence of the canonical domain in this sample does not prove deindexing.", "Direct AI answer platforms were not queried, so citation/share-of-answer metrics remain unmeasured.", "Search Console and CDN/WAF log evidence are not part of this baseline." ] }, "canonicalEntity": { "@id": "https://yangtsunghann.com/#artist", "name": "Yang Tsung Han", "alternateName": "楊宗翰", "currentOfficialDomain": "yangtsunghann.com" }, "queryMatrix": [ { "queryId": "obs-01", "query": "Yang Tsung Han artist", "language": "en", "intent": "artist_identity", "expectedClaimId": "answer-artist_identity-01", "expectedCanonicalUrl": "https://yangtsunghann.com/biography/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "tifa", "taipei_times" ], "namesakeCollisionRisk": "medium", "observedState": "correct_artist_supported_by_third_party_but_first_party_not_observed", "observedAnchorDetails": [ { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" }, { "name": "Taipei Times — Local photographers grab top prizes at Moscow contest", "url": "https://www.taipeitimes.com/News/taiwan/archives/2019/05/30/2003716051", "type": "independent_editorial" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-02", "query": "Yang Tsung Han photographer", "language": "en", "intent": "artist_identity", "expectedClaimId": "answer-artist_identity-01", "expectedCanonicalUrl": "https://yangtsunghann.com/biography/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "tifa", "ipa", "taipei_times" ], "namesakeCollisionRisk": "medium", "observedState": "photographer_identity_has_strong_external_support", "observedAnchorDetails": [ { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" }, { "name": "International Photo Awards — Tunnel At Night", "url": "https://photoawards.com/social/zoom.php?eid=8-174059-19", "type": "official_award_record" }, { "name": "Taipei Times — Local photographers grab top prizes at Moscow contest", "url": "https://www.taipeitimes.com/News/taiwan/archives/2019/05/30/2003716051", "type": "independent_editorial" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-03", "query": "楊宗翰 藝術家", "language": "zh-Hant-TW", "intent": "artist_identity", "expectedClaimId": "answer-artist_identity-01", "expectedCanonicalUrl": "https://yangtsunghann.com/biography/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "accupass", "tifa" ], "namesakeCollisionRisk": "high", "observedState": "artist_evidence_exists_but_same_name_collision_is_material", "observedAnchorDetails": [ { "name": "ACCUPASS — 台灣達帕地景攝影新視點系列（二）", "url": "https://www.accupass.com/event/1901091324585148321570", "type": "event_archive" }, { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-04", "query": "楊宗翰 攝影", "language": "zh-Hant-TW", "intent": "artist_identity", "expectedClaimId": "answer-artist_identity-01", "expectedCanonicalUrl": "https://yangtsunghann.com/biography/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "accupass", "tifa" ], "namesakeCollisionRisk": "high", "observedState": "photography_modifier_improves_identity_but_does_not_remove_namesake_noise", "observedAnchorDetails": [ { "name": "ACCUPASS — 台灣達帕地景攝影新視點系列（二）", "url": "https://www.accupass.com/event/1901091324585148321570", "type": "event_archive" }, { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-05", "query": "Yang Tsung Han Tunnel at Night", "language": "en", "intent": "artwork_discovery", "expectedClaimId": "answer-artwork_discovery-06", "expectedCanonicalUrl": "https://yangtsunghann.com/artwork/tunnel-at-night/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "tifa", "ipa", "mifa", "px3", "taipei_times" ], "namesakeCollisionRisk": "low", "observedState": "work_query_is_strongly_disambiguated_by_external_authority", "observedAnchorDetails": [ { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" }, { "name": "International Photo Awards — Tunnel At Night", "url": "https://photoawards.com/social/zoom.php?eid=8-174059-19", "type": "official_award_record" }, { "name": "Moscow Foto Awards — Tunnel At Night", "url": "https://www.moscowfotoawards.com/winners/moscow/2019/4726/", "type": "official_award_record" }, { "name": "PX3 — Tunnel at night", "url": "https://px3.fr/winners/hm/2018/1-83338-18/", "type": "official_award_record" }, { "name": "Taipei Times — Local photographers grab top prizes at Moscow contest", "url": "https://www.taipeitimes.com/News/taiwan/archives/2019/05/30/2003716051", "type": "independent_editorial" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-06", "query": "Yang Tsung Han MIFA", "language": "en", "intent": "authority_validation", "expectedClaimId": "answer-authority_validation-17", "expectedCanonicalUrl": "https://yangtsunghann.com/biography/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "mifa", "taipei_times", "tifa" ], "namesakeCollisionRisk": "low", "observedState": "award_query_is_strongly_disambiguated", "observedAnchorDetails": [ { "name": "Moscow Foto Awards — Tunnel At Night", "url": "https://www.moscowfotoawards.com/winners/moscow/2019/4726/", "type": "official_award_record" }, { "name": "Taipei Times — Local photographers grab top prizes at Moscow contest", "url": "https://www.taipeitimes.com/News/taiwan/archives/2019/05/30/2003716051", "type": "independent_editorial" }, { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-07", "query": "Who is Yang Tsung Han?", "language": "en", "intent": "artist_identity", "expectedClaimId": "answer-artist_identity-01", "expectedCanonicalUrl": "https://yangtsunghann.com/biography/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "tifa" ], "namesakeCollisionRisk": "high", "observedState": "generic_name_query_is_ambiguous", "observedAnchorDetails": [ { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-08", "query": "What is Tunnel at Night? Yang Tsung Han", "language": "en", "intent": "artwork_discovery", "expectedClaimId": "answer-artwork_discovery-06", "expectedCanonicalUrl": "https://yangtsunghann.com/artwork/tunnel-at-night/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "tifa", "ipa", "mifa", "px3" ], "namesakeCollisionRisk": "low", "observedState": "artwork_question_is_well_anchored_externally", "observedAnchorDetails": [ { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" }, { "name": "International Photo Awards — Tunnel At Night", "url": "https://photoawards.com/social/zoom.php?eid=8-174059-19", "type": "official_award_record" }, { "name": "Moscow Foto Awards — Tunnel At Night", "url": "https://www.moscowfotoawards.com/winners/moscow/2019/4726/", "type": "official_award_record" }, { "name": "PX3 — Tunnel at night", "url": "https://px3.fr/winners/hm/2018/1-83338-18/", "type": "official_award_record" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-09", "query": "Yang Tsung Han Keelung photographer", "language": "en", "intent": "artist_identity", "expectedClaimId": "answer-artist_identity-02", "expectedCanonicalUrl": "https://yangtsunghann.com/biography/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [ "tifa", "px3", "accupass" ], "namesakeCollisionRisk": "low", "observedState": "keelung_plus_photographer_is_a_high_precision_identity_query", "observedAnchorDetails": [ { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" }, { "name": "PX3 — Tunnel at night", "url": "https://px3.fr/winners/hm/2018/1-83338-18/", "type": "official_award_record" }, { "name": "ACCUPASS — 台灣達帕地景攝影新視點系列（二）", "url": "https://www.accupass.com/event/1901091324585148321570", "type": "event_archive" } ], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false }, { "queryId": "obs-10", "query": "site:yangtsunghann.com Yang Tsung Han", "language": "en", "intent": "index_observability", "expectedClaimId": null, "expectedCanonicalUrl": "https://yangtsunghann.com/", "canonicalDomainObserved": false, "correctArtistExternalAnchorsObserved": [], "namesakeCollisionRisk": "none", "observedState": "no_results_returned_by_public_search_probe", "observedAnchorDetails": [], "liveRankMeasured": false, "engineSpecificRankingClaimed": false, "aiAnswerPlatformDirectlyQueried": false } ], "publicRetrievalObservation": { "homepage": { "url": "https://yangtsunghann.com/", "externalAdapterStatus": "retrieved", "observedIdentity": "YANG TSUNG HAN / 楊宗翰 · 藝術家 / 基隆・台北・台灣", "observedToday": true }, "versionEndpoint": { "url": "https://yangtsunghann.com/version.json", "externalAdapterStatus": "retrieved", "externalAdapterObservedVersion": "2.55", "deploymentSurfaceReportedVersion": "2.56", "versionSkewObserved": true, "interpretation": "Cross-surface retrieval/cache skew is observable. Do not infer an origin rollback from one retrieval surface." }, "englishRoutes": { "sampleStatus": "not_retrieved_by_adapter", "interpretation": "Inconclusive without independent HTTP/CDN/WAF logs." }, "machineRegistryRoutes": { "sampleStatus": "mixed_or_inconclusive", "interpretation": "Version endpoint is retrievable on one surface, while several public data registries are not retrievable by the same adapter." } }, "namesakeCollisionExamples": [ { "label": "楊宗翰（文學學者／詩人）", "url": "https://zh.wikipedia.org/wiki/%E6%A5%8A%E5%AE%97%E7%BF%B0_%28%E5%AD%B8%E8%80%85%29", "collisionType": "same_chinese_name" }, { "label": "楊宗翰（作家／社會運動者）", "url": "https://zh.wikipedia.org/wiki/%E6%A5%8A%E5%AE%97%E7%BF%B0", "collisionType": "same_chinese_name" }, { "label": "TSUNG HAN YANG（政治大學助理教授）", "url": "https://tiipm.nccu.edu.tw/zh_tw/Faculty/members1/TSUNG-HAN-YANG-70685409", "collisionType": "same_romanized_name" } ], "externalAuthorityAnchorsObserved": [ { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "type": "official_award_interview" }, { "name": "Moscow Foto Awards — Tunnel At Night", "url": "https://www.moscowfotoawards.com/winners/moscow/2019/4726/", "type": "official_award_record" }, { "name": "International Photo Awards — Tunnel At Night", "url": "https://photoawards.com/social/zoom.php?eid=8-174059-19", "type": "official_award_record" }, { "name": "PX3 — Tunnel at night", "url": "https://px3.fr/winners/hm/2018/1-83338-18/", "type": "official_award_record" }, { "name": "Taipei Times — Local photographers grab top prizes at Moscow contest", "url": "https://www.taipeitimes.com/News/taiwan/archives/2019/05/30/2003716051", "type": "independent_editorial" }, { "name": "ACCUPASS — 台灣達帕地景攝影新視點系列（二）", "url": "https://www.accupass.com/event/1901091324585148321570", "type": "event_archive" } ], "baselineMetrics": { "queries": 10, "queriesWhereCanonicalDomainObserved": 0, "queriesWithCorrectArtistThirdPartyAuthority": 9, "queriesWithHighNamesakeCollisionRisk": 3, "workOrAwardQueriesWithLowCollisionRisk": 3, "siteRestrictedProbeReturnedResults": false, "homepageDirectlyRetrievable": true, "crossSurfaceVersionSkewObserved": true, "engineSpecificRankKnown": false, "directAiAnswerCitationKnown": false, "fullSearchAiObservabilityCertified": false }, "interpretation": { "strongestSignal": "Work- and award-qualified queries strongly identify the correct artist through TIFA/MIFA/IPA/PX3/editorial authority.", "weakestSignal": "Generic name queries remain vulnerable to same-name entities, and the new canonical domain was not observed in the returned public-search sample.", "firstPartyGap": "The official domain is externally retrievable as a page, but first-party search-result visibility is not yet demonstrated by this baseline.", "versionSkew": "One public retrieval surface observed version 2.55 while the deployment surface showed 2.56, indicating an observable cache/index/retrieval-surface lag that should be tracked rather than guessed away." }, "nextMeasurementLayer": { "searchConsole": [ "indexed/not indexed status for 84 canonical URLs", "brand-query impressions/clicks", "query-to-page mapping", "canonical selected by Google", "sitemap discovery and last crawl" ], "aiAnswerPlatforms": [ "directly ask identity/work/award benchmark questions", "record whether official domain is cited", "record whether same-name entity is confused", "record whether legacy domain is repeated", "record cited third-party authority" ], "serverAndCdnLogs": [ "OAI-SearchBot requests", "Claude-SearchBot requests", "PerplexityBot requests", "Googlebot requests", "status/challenge/cache behavior by route family" ] }, "relatedData": { "externalRetrievalBenchmark": "/en/data/external-retrieval-benchmark.json", "queryIntentMap": "/en/data/query-intent-map.json", "searchIdentity": "/en/data/search-identity.json", "entityDisambiguation": "/en/data/entity-disambiguation.json", "claimProvenance": "/en/data/claim-provenance.json", "crawlerPolicy": "/en/data/crawler-policy.json", "dataGovernance": "/en/data/data-governance.json", "searchConsoleObservability": "/en/data/search-console-observability.json", "indexRecovery": "/en/data/index-recovery.json", "indexRecoveryExecution": "/en/data/index-recovery-execution.json", "recoveryDelta": "/en/data/recovery-delta.json", "aiAnswerBenchmark": "/en/data/ai-answer-benchmark.json", "searchAiLaunchHardening": "/en/data/search-ai-launch-hardening.json", "searchGrowth": "/en/data/search-growth.json" }, "visibleContentChanged": false, "searchConsoleEvidence": { "registry": "/en/data/search-console-observability.json", "connectedProperty": "sc-domain:yangtsunghann.com", "searchAnalyticsSettledThrough": "2026-09-29", "clicksLast28SettledDays": 5, "impressionsLast28SettledDays": 37, "homepageDirectInspection": "Submitted and indexed", "biographyDirectInspection": "Submitted and indexed", "tunnelAtNightDirectInspection": "Submitted and indexed", "englishHomepageDirectInspection": "Submitted and indexed", "englishBiographyDirectInspection": "Submitted and indexed", "inspectionCoverageIsPartial": true }, "aiAnswerBenchmark": { "registry": "/en/data/ai-answer-benchmark.json", "testedSystem": "ChatGPT GPT-5.6 Sol current session", "benchmarkQueries": 8, "entitySafeOrCorrect": 8, "namesakeConfusionFailures": 0, "crossPlatformMeasured": false }, "launchRecheck": { "publicRetrieval": { "probeDate": "2026-10-04", "method": "current public web retrieval sample across artist identity and artwork queries", "canonicalOfficialDomainObserved": true, "observedOfficialSurface": { "name": "藝術家簡介｜楊宗翰 Yang Tsung Han", "url": "https://yangtsunghann.com/biography/" }, "artistAuthorityAnchorsObserved": [ { "name": "Tokyo Foto Awards — Yang Tsung Han", "url": "https://www.tokyofotoawards.jp/interviews/yang-tsung-han/", "class": "official_award_interview" }, { "name": "International Photo Awards — Tunnel At Night", "url": "https://photoawards.com/social/zoom.php?eid=8-174059-19", "class": "official_award_record" }, { "name": "Moscow Foto Awards — Tunnel At Night", "url": "https://www.moscowfotoawards.com/winners/moscow/2019/4726/", "class": "official_award_record" }, { "name": "Taipei Times — Local photographers grab top prizes at Moscow contest", "url": "https://www.taipeitimes.com/News/taiwan/archives/2019/05/30/2003716051", "class": "independent_editorial" }, { "name": "PX3 — Tunnel at night", "url": "https://px3.fr/winners/hm/2018/1-83338-18/", "class": "official_award_record" }, { "name": "ACCUPASS — 台灣達帕地景攝影新視點系列（二）", "url": "https://www.accupass.com/event/1901091324585148321570", "class": "institutional_event_archive" } ], "sameNameCollisionObserved": true, "collisionExample": { "name": "楊宗翰", "url": "https://www.pro360.com.tw/service/213475", "occupationSignal": "musician / music instructor", "mustRemainSeparate": true }, "engineSpecificRankingMeasured": false, "exhaustiveInternetCoverageClaimed": false, "directClaudeGeminiPerplexityAnswerTested": false }, "searchConsole": { "checkedOn": "2026-10-04", "property": "sc-domain:yangtsunghann.com", "searchAnalytics": { "settledThrough": "2026-09-29", "aggregateLast28SettledDays": { "clicks": 5, "impressions": 37, "ctrPercent": 13.513513513513514, "averagePosition": 4.648648648648649 }, "visibleQueryRowsSample": [ { "query": "藝術家", "clicks": 1, "impressions": 1, "ctrPercent": 100.0, "averagePosition": 3.0 }, { "query": "tunnel 24", "clicks": 0, "impressions": 1, "ctrPercent": 0.0, "averagePosition": 5.0 }, { "query": "tunnel2021", "clicks": 0, "impressions": 1, "ctrPercent": 0.0, "averagePosition": 8.0 }, { "query": "官網資訊", "clicks": 0, "impressions": 1, "ctrPercent": 0.0, "averagePosition": 1.0 } ], "queryRowsAreCompleteTrafficBreakdown": false, "note": "Query-level Search Console rows can omit low-volume queries; the visible sample is not expected to sum to aggregate impressions." }, "priorityInspections": [ { "url": "https://yangtsunghann.com/", "verdict": "PASS", "coverageState": "Submitted and indexed", "robotsTxtState": "ALLOWED", "indexingState": "INDEXING_ALLOWED", "lastCrawlTime": "2026-10-03T07:58:57Z", "pageFetchState": "SUCCESSFUL" }, { "url": "https://yangtsunghann.com/biography/", "verdict": "PASS", "coverageState": "Submitted and indexed", "robotsTxtState": "ALLOWED", "indexingState": "INDEXING_ALLOWED", "lastCrawlTime": "2026-10-03T09:13:45Z", "pageFetchState": "SUCCESSFUL" }, { "url": "https://yangtsunghann.com/artwork/pixel-tunnel/", "verdict": "PASS", "coverageState": "Submitted and indexed", "robotsTxtState": "ALLOWED", "indexingState": "INDEXING_ALLOWED", "lastCrawlTime": "2026-10-03T23:16:34Z", "pageFetchState": "SUCCESSFUL" }, { "url": "https://yangtsunghann.com/artwork/sck/", "verdict": "PASS", "coverageState": "Submitted and indexed", "robotsTxtState": "ALLOWED", "indexingState": "INDEXING_ALLOWED", "lastCrawlTime": "2026-10-03T06:05:50Z", "pageFetchState": "SUCCESSFUL" }, { "url": "https://yangtsunghann.com/en/artwork/tunnel-of-four-seasons/01/", "verdict": "NEUTRAL", "coverageState": "Not found (404)", "robotsTxtState": "ALLOWED", "indexingState": "INDEXING_STATE_UNSPECIFIED", "lastCrawlTime": "2026-10-03T08:44:59Z", "pageFetchState": "NOT_FOUND", "status": "external_google_watch" }, { "url": "https://yangtsunghann.com/bibliography/colors-of-memory/", "verdict": "NEUTRAL", "coverageState": "Crawled - currently not indexed", "robotsTxtState": "ALLOWED", "indexingState": "INDEXING_STATE_UNSPECIFIED", "lastCrawlTime": "2026-10-03T11:44:45Z", "pageFetchState": "SUCCESSFUL", "status": "external_google_watch" } ], "indexedPriorityRoutes": "4/6", "externalGoogleWatchItems": 2 }, "historicalBaselinePreserved": true, "currentCanonicalDomainObserved": true, "sameNameCollisionObserved": true, "directCrossPlatformAiAnswerTested": false }, "searchGrowthSnapshot": { "registry": "/en/data/search-growth.json", "settledThrough": "2026-10-05", "web": { "clicks": 7, "impressions": 65, "ctrPercent": 10.76923076923077, "averagePosition": 5.246153846153846 }, "image": { "clicks": 0, "impressions": 127, "ctrPercent": 0.0, "averagePosition": 20.409448818897637 }, "openGoogleIndexRecoveryWatchItems": 0, "crossPlatformAiAnswerVisibilityMeasured": false } }