{"id":"clm_5EDC9BDB72C2","entity":"duolingo","predicate":"founded","value":"2011","value_json":{"note":"The page says Duolingo was founded in 2011 at Carnegie Mellon. I found no page with a more precise founding date. This is a third-party site, not Duolingo's own.","check":{"on":"2026-11-02","url":"https://corpdigest.com/company/duolingo/company-history","pages":1,"quote":"Duolingo was founded in 2011 in Pittsburgh, Pennsylvania by Luis von Ahn and Severin Hacker, making it 15 years old.","outcome":"checked"},"verdict":"found","verified":"2026-11-02","precision":9,"missing_basic":true},"valid_from":"2011-01-01","valid_to":null,"published":null,"recorded":"2026-11-02","confidence":0.6,"status":"unverified","assertable":false,"why_not":"unverified","superseded_by":null,"supersedes":[],"first_seen_at":"2026-11-02T01:43:36.610355+00:00","updated_at":"2026-11-02T08:04:23.00255+00:00","sources":[{"url":"https://corpdigest.com/company/duolingo/company-history","tier":"secondary","publisher":"corpdigest.com","published_at":null}],"evidence":{"by":"page-read","on":"2026-11-02","quote":"Duolingo was founded in 2011 in Pittsburgh, Pennsylvania by Luis von Ahn and Severin Hacker, making it 15 years old.","url":"https://corpdigest.com/company/duolingo/company-history"},"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":{"unverified":"Unverified: one source that is not primary, or a primary source below confidence 0.7. Asserted once a primary source or a second independent domain confirms it."},"checked_by":{"page-read":"its source page states the value and the date"}}}