{"schemaVersion":1,"entity":{"id":"wd_Q2700050","slug":"o-s-engines","name":"O.S. Engines","canonicalUrl":"https://brandsource.ai/brands/o-s-engines","evidenceUrl":"https://brandsource.ai/evidence/o-s-engines"},"generatedAt":"2026-10-30T07:10:13.187Z","generatedAtMeaning":"Export time only; this is not a source observation, factual update or verification date.","coverage":{"kind":"scoped-evidence-only","totalClaims":4,"supportedClaims":4,"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:o-s-engines:wikidata:p17","version":1,"entityId":"wd_Q2700050","entitySlug":"o-s-engines","entityName":"O.S. Engines","entityKind":"brand","profilePath":"/brands/o-s-engines","field":"wikidata.p17","label":"Country (Wikidata; date unspecified)","value":"Japan","scope":"Wikidata Q2700050 property P17. 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":"2026-10-17T03:08:55.548Z","reviewDueAt":"2027-01-15T03:08:55.548Z","publishedAt":"2026-10-17T03:08:55.548Z","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=Q2700050&oldid=2492561631","title":"Wikidata Q2700050, revision 2492561631","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T02:50:46.230Z","recordId":"Q2700050:P17@2492561631"},{"url":"https://www.wikidata.org/w/index.php?title=Q17&oldid=2555599058","title":"Wikidata label: Q17, revision 2555599058","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T00:45:25.927Z","recordId":"Q17:label:en@2555599058"}]},{"claimId":"brandsource:o-s-engines:wikidata:p159","version":1,"entityId":"wd_Q2700050","entitySlug":"o-s-engines","entityName":"O.S. Engines","entityKind":"brand","profilePath":"/brands/o-s-engines","field":"wikidata.p159","label":"Headquarters location (Wikidata; date unspecified)","value":"Higashisumiyoshi-ku","scope":"Wikidata Q2700050 property P159. 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":"2026-10-17T03:08:55.548Z","reviewDueAt":"2027-01-15T03:08:55.548Z","publishedAt":"2026-10-17T03:08:55.548Z","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=Q2700050&oldid=2492561631","title":"Wikidata Q2700050, revision 2492561631","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T02:50:46.230Z","recordId":"Q2700050:P159@2492561631"},{"url":"https://www.wikidata.org/w/index.php?title=Q861264&oldid=2525243830","title":"Wikidata label: Q861264, revision 2525243830","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T03:07:39.456Z","recordId":"Q861264:label:en@2525243830"}]},{"claimId":"brandsource:o-s-engines:wikidata:p571","version":1,"entityId":"wd_Q2700050","entitySlug":"o-s-engines","entityName":"O.S. Engines","entityKind":"brand","profilePath":"/brands/o-s-engines","field":"wikidata.p571","label":"Inception (Wikidata)","value":"1936","scope":"Wikidata Q2700050 property P571. Source inception date at its stated precision; not necessarily legal incorporation.","state":"source-published","effectiveState":"source-published","reviewedAt":"2026-10-17T03:08:55.548Z","reviewDueAt":"2027-01-15T03:08:55.548Z","publishedAt":"2026-10-17T03:08:55.548Z","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=Q2700050&oldid=2492561631","title":"Wikidata Q2700050, revision 2492561631","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T02:50:46.230Z","recordId":"Q2700050:P571@2492561631"}]},{"claimId":"brandsource:o-s-engines:wikidata:p856","version":1,"entityId":"wd_Q2700050","entitySlug":"o-s-engines","entityName":"O.S. Engines","entityKind":"brand","profilePath":"/brands/o-s-engines","field":"wikidata.p856","label":"Official website (Wikidata; date unspecified)","value":"http://www.os-engines.co.jp/","scope":"Wikidata Q2700050 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":"2026-10-17T03:08:55.548Z","reviewDueAt":"2027-01-15T03:08:55.548Z","publishedAt":"2026-10-17T03:08:55.548Z","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=Q2700050&oldid=2492561631","title":"Wikidata Q2700050, revision 2492561631","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T02:50:46.230Z","recordId":"Q2700050:P856@2492561631"}]}],"unknowns":["This brief does not establish answers to topics outside the listed claims."]}