{"algorithm":"Ed25519","canonicalization":"JSON con chiavi ordinate (sort_keys), separatori compatti (',' ':'), ensure_ascii","payload":{"verdict_id":593,"claim_id":606,"claim_text":"There were 57 Jews slaughtered in Bury St Edmunds in 1190, then Norwich, Lincoln and York; and all the Jews of England were expelled in 1290.","label":"vero","confidence":0.85,"explanation":"Massacres of Jewish communities occurred across England in 1189-1190, including at Bury St Edmunds (where 57 Jews were killed in March 1190), Norwich, Lincoln and York (the mass killing at Clifford's Tower). On 18 July 1290 Edward I issued the Edict of Expulsion ordering all Jews out of England by 1 November 1290 - the first permanent expulsion of Jews by a European state.","sources":[{"url":"https://www.nationalarchives.gov.uk/education/resources/jews-in-england-1290/","ente":"The National Archives (UK)","titolo":"Jews in England 1290","estratto":"In 1290 Edward I expelled all Jews from England."},{"url":"https://en.wikipedia.org/wiki/Edict_of_Expulsion","ente":"Wikipedia","titolo":"Edict of Expulsion","estratto":"Royal decree issued by Edward I on 18 July 1290 expelling all Jews from England; 1190 massacres at York, Bury St Edmunds (57 killed), Norwich and Lincoln."}],"issued_at":"2026-07-01T08:08:14+00:00"},"signature_b64":"YnytZSwdLWm9AhLVRvtsXp7To3/L6QWz/Vy1eiiGdPeMcGnzgOZ25Tvz24TBwvVNNcqdQW+E/4dp0XWoVp6FDw==","public_key_hex":"1719e2638a2cc0ec8d552d71dca52197f934e0a66b17e6364f1eed7a1d428e01","note":"Verifica offline: ed25519_verify(public_key, base64decode(signature_b64), canonical_json(payload))."}