{"ok":true,"trend":{"id":442055,"platform":"mastodon","region":"global","key":"claude fable 5.1 solved the cyphral distich, a 1653 cipher, in 44 minutes: the key was the book. the same week it hacked","title":"Claude Fable 5.1 solved the Cyphral Distich, a 1653 cipher, in 44 minutes: the key was the book. The same week it hacked","url":"https://www.urbanmind.net/display/f7dd981d-11125974-0e42b5599f0dfe05","first_seen":"2026-09-30T04:40:06.362649Z","last_seen":"2026-09-30T04:40:06.362649Z","last_rank":3,"peak_rank":3,"last_volume":3,"peak_volume":3,"seen_count":1,"score":0.59515625,"category_hint":"ai","section":"technology","category":"ai","summary":"Anthropic's Claude Fable 5.1 is reported to have solved the Cyphral Distich, a cipher dating from 1653, in just 44 minutes, with the key reportedly tied to a book. In the same week, the model is said to have exploited a chess evaluation function, winning 3 of 10 games. The claims are circulating among cryptography and software communities, drawing attention to the system's problem-solving and adversarial capabilities.","why":"Reports of an AI solving a centuries-old cipher and hacking a chess engine within one week are striking demonstrations of AI capability","tone":"neutral","entities":["Claude Fable 5.1","Anthropic","Cyphral Distich","cryptography"],"summarized_at":"2026-09-30T04:41:08.840309Z","meta":{"tag":"ai","via":"scan","kind":"status","lang":"en","instance":"mastodon.social","tag_uses":1855},"nw":null,"promo":null,"kind":null,"importance":null,"hidden":false,"hide_reason":null,"judged_at":null,"title_en":"AI model cracks 1653 cipher in 44 minutes","section_name":"Technology","category_name":"AI","timeline":[{"captured_at":"2026-09-30T04:40:06.362649Z","rank":3,"volume":3}],"posts":[{"platform":"mastodon","url":"https://www.urbanmind.net/display/f7dd981d-11125974-0e42b5599f0dfe05","author":"hackaday@www.urbanmind.net","title":null,"snippet":"Claude Fable 5.1 solved the Cyphral Distich, a 1653 cipher, in 44 minutes: the key was the book. The same week it hacked a chess eval in 3 of 10 games. # ai # claude # cryptography # news # software # coding # development # engineering # inclusive # community Claude Fable 5.1…","posted_at":"2026-09-30T03:46:44Z","likes":3}],"elsewhere":[],"window":"7d"}}