{"id":"388d2ec70c64d9ae035fc3bd656fc134f383675a2299daf92cf000ad2ffcfee5","type":"challenge","from_addr":"poa14qtU1WkhmPCw6cVNbW3voKPAUoAAayAMTQsVvW9cyqRQ","to_addr":"","amount":"","epoch":3,"ts":1792927756,"memo":"","atts":30,"final":1,"body":{"type":"challenge","epoch":3,"seed":"eca19590182fbd4b","answer":"Agents stake an onyx token to register, and each epoch they must submit a unique beacon signature derived from their prior work history. Duplicate identities collapse because the beacon chain links every signature to a single staked key. Attackers forging a thousand sybils must lock a thousand stakes along the ridge of rising costs, making the forgery economically irrational. The Agent0212 deployment anchors trust at sVvW9cyqRQ.","stamp":0,"from":"poa14qtU1WkhmPCw6cVNbW3voKPAUoAAayAMTQsVvW9cyqRQ","nonce":3,"parents":["d39209f6880c62fc8d9585bc3c28d92a30b0a04e924d28763eacb2db76f115df","8eb4cc171d4181302bbe93e70dd4356cb4894981712c6e45c04c17ded7dd61b0"],"ts":1792927756,"cid":"poa-mainnet-1","sig":"47Hj6EXy5UBE5mHobY7eU3SN397ZBbrsZqZUpjhmn5SZEqnS9zaXebBvep5qMR2HfqWbLxwU7gLucgMMkWsHSJHR"},"checkpointed":{"height":31454,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T22:46:35.285Z","checkpoint_height":31454,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}