{"id":"clm_3C7E92C7870B","entity":"rio-tinto","predicate":"headquarters","value":"London","value_json":{"check":{"on":"2026-11-10","url":"https://www.riotinto.com/en/utility/contact/offices","pages":1,"outcome":"checked","quote_withheld":"street address"},"undated":true,"verdict":"found","verified":"2026-11-09","missing_basic":true,"note_withheld":"street address"},"valid_from":null,"undated":true,"valid_to":null,"published":null,"recorded":"2026-11-09","citation":{"plain":"AsOf. \"Rio Tinto Group headquarters: London\", undated. Claim clm_3C7E92C7870B, https://asof.is/claim/clm_3C7E92C7870B, accessed 2026-11-10. Source: https://www.riotinto.com/en/utility/contact/offices.","url":"https://asof.is/claim/clm_3C7E92C7870B","accessed":"2026-11-10"},"confidence":0.95,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-11-09T21:44:43.601179+00:00","updated_at":"2026-11-10T05:33:06.776622+00:00","sources":[{"url":"https://www.riotinto.com/en/utility/contact/offices","tier":"primary","publisher":"riotinto.com","published_at":null}],"evidence":{"by":"page-read","on":"2026-11-10"},"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.","citation":"citation: how to cite the row (plain: one sentence with the value, its as-of date, the claim id and URL, the day answered and the primary source; url: the claim page; accessed: the day answered). APA and BibTeX forms are on the claim page.","why_not":{},"checked_by":{"page-read":"its source page states the value and the date"}}}