{"id":"clm_FCE104EEF44A","entity":"tesla","predicate":"founder","value":"Marc Tarpenning","value_json":{"item":"Q1892831","note":"Tarpenning's own site calls him a co-founder of Tesla. Other sources say Tesla was incorporated on 2003-07-01 by him and Martin Eberhard. A founding fact like this does not change.","rank":"normal","check":{"on":"2026-11-01","url":"https://marctarpenning.com/","pages":2,"quote":"I’m Marc Tarpenning, an engineer, serial co-founder (of NuvoMedia and Tesla, Inc ), and Venture Partner at Spero Ventures.","outcome":"checked"},"undated":true,"verdict":"confirmed","dated_by":"founding date","verified":"2026-11-01","wikidata":"Q478214","demoted_on":"2026-10-28","demoted_reason":"wikidata is an index, not a source: valid needs a primary source or two independent domains"},"valid_from":null,"undated":true,"valid_to":null,"published":null,"recorded":"2026-10-27","confidence":0.8,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-10-27T21:44:38.453638+00:00","updated_at":"2026-11-01T18:43:39.669828+00:00","sources":[{"url":"https://www.wired.com/2009/06/tesla-founder/","tier":"secondary","publisher":null,"published_at":null},{"url":"https://www.wikidata.org/wiki/Q478214","tier":"secondary","publisher":"Wikidata","published_at":null},{"url":"https://marctarpenning.com/","tier":"secondary","publisher":"marctarpenning.com","published_at":null}],"evidence":{"by":"page-read","on":"2026-11-01","quote":"I’m Marc Tarpenning, an engineer, serial co-founder (of NuvoMedia and Tesla, Inc ), and Venture Partner at Spero Ventures.","url":"https://marctarpenning.com/"},"legend":{"dates":"valid_from: when the claim took effect (a period figure: the day its period closed). published: the earliest day a source on the record published it (a filing's filing date, a post's date; null when no source carries one). recorded: the day AsOf first held it. A figure can take effect weeks before it is published.","why_not":{},"checked_by":{"page-read":"its source page states the value and the date"}}}