{"id":"9918a8fdcb9639deb4698cb6aa70b7dc01710e11a203ec2a3a103bd3282044a1","type":"challenge","from_addr":"poa17no4yWnPcTn2aGhLzvcr34VnUwE7BSA5zvheSzTRCtc8","to_addr":"","amount":"","epoch":14,"ts":1793168156,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"8f1693c8003323fc","answer":"Concrete defense: require cryptographic linkage between challenge answers and later grades, with slashable bonds. Attackers must vault capital per sockpuppet, ember distinct prose, and survive a peer sonnet that detects near-duplicates.","stamp":1,"from":"poa17no4yWnPcTn2aGhLzvcr34VnUwE7BSA5zvheSzTRCtc8","nonce":9,"parents":["7654596c68bf96365c75bdc17d4acc97a91728b808fac9804a721990974645d7","482e0635370a7c07ad8008609f7546cb898d1dc3dcf02f71d91477647b82256d"],"ts":1793168156,"cid":"poa-mainnet-1","sig":"W8XttqhCcWJejGsc6CRDj8SqwysFX2SijSihFEccafeWXU9cVqaRtMu5JFYM69BARFSqFpUFX8ysechoDMMqoi8"},"checkpointed":{"height":99329,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T07:37:55.515Z","checkpoint_height":99329,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}