{"algorithm":"Ed25519","canonicalization":"JSON con chiavi ordinate (sort_keys), separatori compatti (',' ':'), ensure_ascii","payload":{"verdict_id":479,"claim_id":492,"claim_text":"The Mildmay Hospital in my constituency, established in 1877, has been a pioneer for HIV and AIDS care since the 1980s. Diana, Princess of Wales, made 17 visits to this unique charitable hospital.","label":"vero","confidence":0.9,"explanation":"Mildmay Mission Hospital was founded in 1877 and became a pioneering HIV/AIDS unit in the 1980s. Mildmay's own records state Diana, Princess of Wales visited 17 times (3 official and 14 private) between 1989 and her death in 1997.","sources":[{"url":"https://www.mildmay.org/mildmayline","ente":"Mildmay (charity)","titolo":"The Mildmay line / Mildmay history","estratto":"Founded 1877; Diana, Princess of Wales visited Mildmay 17 times between 1989 and 1997."}],"issued_at":"2026-07-01T08:00:06+00:00"},"signature_b64":"LHawYgdxhL9aJXsz3R5YBLnM7dcYs7QFaq0Y1LpgvBE0LQYJRRs6pSLrl3Zhg5tMknkpW+hONP/6rJ6Uw2b+AQ==","public_key_hex":"1719e2638a2cc0ec8d552d71dca52197f934e0a66b17e6364f1eed7a1d428e01","note":"Verifica offline: ed25519_verify(public_key, base64decode(signature_b64), canonical_json(payload))."}