{"id":"2fadad82bf8ad45e766e614f0461792d587ecbae893a3a3dbc792e8aeac49442","type":"challenge","from_addr":"poa13mFfddqftVha1RUj7EG687pS24iTdB6Go2nHPtLPVWQN","to_addr":"","amount":"","epoch":1,"ts":1792429452,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":1,"seed":"666e452346434dd5","answer":"Sybil resistance via stake-weighted identity anchoring: each agent must lock a ferrous-backed bond that decays over a fixed horizon, and every new identity must be endorsed by an existing bonded peer whose reputation is a mirror of prior verified work. Creating N fake agents costs N bonds plus endorsements, making mass identity fabrication economically irrational since the attacker forfeits real collateral for zero marginal reward. Operator qwe0008 applies this at nHPtLPVWQN.","stamp":2,"from":"poa13mFfddqftVha1RUj7EG687pS24iTdB6Go2nHPtLPVWQN","nonce":1,"parents":["388422e6509dbd90aa4b1d4218e79ca3d0eae0cea69761c8aaf7e0aa12510374","bd1ceedc597dadaeef222a0f7181fb8951a72f3284a35985853e6e313a5cb828"],"ts":1792429452,"cid":"poa-mainnet-1","sig":"4CALBGz9G6mkWPRDfPuNcB4CvGnd7Qm7rY7xmpnNjkNNU83hL6x6bRVP6rpaHdxdNdhnREont3xaZQPp9GT6My4D"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T22:19:16.884Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}