{"date":"2007-04-19","became_true":[{"id":"clm_26187979E3B0","entity":"twitter-inc","predicate":"founded","value":"2007-04-19","valid_from":"2007-04-19","valid_to":null,"published":null,"recorded":"2026-10-29","status":"valid","assertable":true}],"stopped_being_true":[],"recorded":[],"complete":true,"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":{}}}