{"algorithm":"Ed25519","canonicalization":"JSON con chiavi ordinate (sort_keys), separatori compatti (',' ':'), ensure_ascii","payload":{"verdict_id":415,"claim_id":428,"claim_text":"The Jackdaw gas field could be up and running before winter. All that gas would be used here in the UK to heat 1.6 million homes.","label":"impreciso","confidence":0.8,"explanation":"Shell's own figures put Jackdaw's peak output at the energy equivalent to heat about 1.4 million homes, not 1.6 million. First production is expected in the second half of 2026. The core point stands but the 1.6 million figure is overstated.","sources":[{"url":"https://www.instituteforgovernment.org.uk/explainer/jackdaw-and-rosebank","ente":"Institute for Government","titolo":"Jackdaw and Rosebank","estratto":"Jackdaw would produce enough energy to heat more than 1.4 million homes at peak production."}],"issued_at":"2026-07-01T07:58:51+00:00"},"signature_b64":"QWHin16TOSuuFirAqF/pGDikaJbdFFFfeI/ciOHxu/ciYaTXwKAgyQ9Pe4RxtoBNyvFMB+n1vDIOXIo/iQJoDA==","public_key_hex":"1719e2638a2cc0ec8d552d71dca52197f934e0a66b17e6364f1eed7a1d428e01","note":"Verifica offline: ed25519_verify(public_key, base64decode(signature_b64), canonical_json(payload))."}