{"schemaVersion":1,"entity":{"id":"wd_Q23810833","slug":"mainstage-music","name":"Mainstage Music","canonicalUrl":"https://brandsource.ai/brands/mainstage-music","evidenceUrl":"https://brandsource.ai/evidence/mainstage-music"},"generatedAt":"2026-10-30T20:13:26.838Z","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:mainstage-music:wikidata:p159","version":1,"entityId":"wd_Q23810833","entitySlug":"mainstage-music","entityName":"Mainstage Music","entityKind":"brand","profilePath":"/brands/mainstage-music","field":"wikidata.p159","label":"Headquarters location (Wikidata; date unspecified)","value":"Haarlem","scope":"Wikidata Q23810833 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":"2026-10-17T06:48:13.554Z","reviewDueAt":"2027-01-15T06:48:13.554Z","publishedAt":"2026-10-17T06:48:13.554Z","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=Q23810833&oldid=2067995138","title":"Wikidata Q23810833, revision 2067995138","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T05:08:02.186Z","recordId":"Q23810833:P159@2067995138"},{"url":"https://www.wikidata.org/w/index.php?title=Q9920&oldid=2550953161","title":"Wikidata label: Q9920, revision 2550953161","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T03:06:49.015Z","recordId":"Q9920:label:en@2550953161"}]},{"claimId":"brandsource:mainstage-music:wikidata:p571","version":1,"entityId":"wd_Q23810833","entitySlug":"mainstage-music","entityName":"Mainstage Music","entityKind":"brand","profilePath":"/brands/mainstage-music","field":"wikidata.p571","label":"Inception (Wikidata)","value":"2012","scope":"Wikidata Q23810833 property P571. Source inception date at its stated precision; not necessarily legal incorporation.","state":"source-published","effectiveState":"source-published","reviewedAt":"2026-10-17T06:48:13.554Z","reviewDueAt":"2027-01-15T06:48:13.554Z","publishedAt":"2026-10-17T06:48:13.554Z","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=Q23810833&oldid=2067995138","title":"Wikidata Q23810833, revision 2067995138","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T05:08:02.186Z","recordId":"Q23810833:P571@2067995138"}]},{"claimId":"brandsource:mainstage-music:wikidata:p856","version":1,"entityId":"wd_Q23810833","entitySlug":"mainstage-music","entityName":"Mainstage Music","entityKind":"brand","profilePath":"/brands/mainstage-music","field":"wikidata.p856","label":"Official website (Wikidata; date unspecified)","value":"http://www.armadamusic.com/label/mainstage/","scope":"Wikidata Q23810833 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":"2026-10-17T06:48:13.554Z","reviewDueAt":"2027-01-15T06:48:13.554Z","publishedAt":"2026-10-17T06:48:13.554Z","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=Q23810833&oldid=2067995138","title":"Wikidata Q23810833, revision 2067995138","kind":"knowledge-base","lineage":"wikidata.org","observedAt":"2026-10-17T05:08:02.186Z","recordId":"Q23810833:P856@2067995138"}]}],"unknowns":["This brief does not establish answers to topics outside the listed claims."]}