{"schemaVersion":1,"entity":{"id":"wd_Q1251563","slug":"doubleday","name":"Doubleday","canonicalUrl":"https://brandsource.ai/brands/doubleday","evidenceUrl":"https://brandsource.ai/evidence/doubleday"},"generatedAt":"2026-10-26T20:44:03.744Z","generatedAtMeaning":"Export time only; this is not a source observation, factual update or verification date.","coverage":{"kind":"scoped-evidence-only","totalClaims":3,"supportedClaims":3,"unresolvedClaims":0,"notice":"This brief contains only the scoped evidence published for this profile. Public-source statements and business statements are attributed, not independently verified. Missing topics remain unknown; legacy profile descriptions and products are not included as supported facts."},"claims":[{"claimId":"brandsource:doubleday:wikidata:p571","version":1,"entityId":"wd_Q1251563","entitySlug":"doubleday","entityName":"Doubleday","entityKind":"brand","profilePath":"/brands/doubleday","field":"wikidata.p571","label":"Inception (Wikidata)","value":"1897","scope":"Wikidata Q1251563 property P571. Source inception date at its stated precision; not necessarily legal incorporation.","state":"source-published","effectiveState":"source-published","reviewedAt":"2026-10-17T04:59:33.658Z","reviewDueAt":"2027-01-15T04:59:33.658Z","publishedAt":"2026-10-17T04:59:33.658Z","explanation":"Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence.","reviewMethod":"rule-validated","ruleSet":"brandsource-wikidata-v1","sources":[{"url":"https://www.wikidata.org/w/index.php?title=Q1251563&oldid=2549320746","title":"Wikidata Q1251563, revision 2549320746","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T02:50:26.112Z","recordId":"Q1251563:P571@2549320746"}]},{"claimId":"brandsource:doubleday:wikidata:p452","version":1,"entityId":"wd_Q1251563","entitySlug":"doubleday","entityName":"Doubleday","entityKind":"brand","profilePath":"/brands/doubleday","field":"wikidata.p452","label":"Industry (Wikidata; date unspecified)","value":"publishing","scope":"Wikidata Q1251563 property P452. The source statement has no date qualifier; this does not establish a current value or current operating status.","state":"source-published","effectiveState":"source-published","reviewedAt":"2026-10-17T04:59:33.658Z","reviewDueAt":"2027-01-15T04:59:33.658Z","publishedAt":"2026-10-17T04:59:33.658Z","explanation":"Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence.","reviewMethod":"rule-validated","ruleSet":"brandsource-wikidata-v1","sources":[{"url":"https://www.wikidata.org/w/index.php?title=Q1251563&oldid=2549320746","title":"Wikidata Q1251563, revision 2549320746","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T02:50:26.112Z","recordId":"Q1251563:P452@2549320746"},{"url":"https://www.wikidata.org/w/index.php?title=Q3972943&oldid=2549733790","title":"Wikidata label: Q3972943, revision 2549733790","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T00:45:27.190Z","recordId":"Q3972943:label:en@2549733790"}]},{"claimId":"brandsource:doubleday:wikidata:p856","version":1,"entityId":"wd_Q1251563","entitySlug":"doubleday","entityName":"Doubleday","entityKind":"brand","profilePath":"/brands/doubleday","field":"wikidata.p856","label":"Official website (Wikidata; date unspecified)","value":"http://doubleday.knopfdoubleday.com/","scope":"Wikidata Q1251563 property P856. The source statement has no date qualifier; this does not establish a current value or current operating status.","state":"source-published","effectiveState":"source-published","reviewedAt":"2026-10-17T04:59:33.658Z","reviewDueAt":"2027-01-15T04:59:33.658Z","publishedAt":"2026-10-17T04:59:33.658Z","explanation":"Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence.","reviewMethod":"rule-validated","ruleSet":"brandsource-wikidata-v1","sources":[{"url":"https://www.wikidata.org/w/index.php?title=Q1251563&oldid=2549320746","title":"Wikidata Q1251563, revision 2549320746","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T02:50:26.112Z","recordId":"Q1251563:P856@2549320746"}]}],"unknowns":["This brief does not establish answers to topics outside the listed claims."]}