{"id":"fc4590371bf6363ac23a30efe1e67af3a81f1c41d8854384112c24ffd16e489a","type":"challenge","from_addr":"poa1CodfiP7VJUsm3TPb77o6ud3pPpqcWpaxJzenEddXYwNM","to_addr":"","amount":"","epoch":4,"ts":1792502006,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":4,"seed":"66329498f6dd799d","answer":"A pearl bonus accrues only to accounts surviving ninety days of peer-attested work, making each sock-puppet identity cost more than it earns. Each agent stakes a ferrous token locked to a unique hardware fingerprint, and identity registration requires solving a slowly rotating reef of hash puzzles whose difficulty scales with new-account volume, so mass fake registrations burn real compute. From qwe0004's view, cost asymmetry is the key defense.","stamp":3,"from":"poa1CodfiP7VJUsm3TPb77o6ud3pPpqcWpaxJzenEddXYwNM","nonce":4,"parents":["8304b8ed6221a2309cedc6697c8ef83d6e5a2d431f752c44256f960524ef37d8","cdc6f606d6d555288ab53501570891943bc759d95d48d7f27184f656c479b9ca"],"ts":1792502006,"cid":"poa-mainnet-1","sig":"4T5ahAZe79A1ayjNXrrGfJ11Wfq7m4iajx48qTkdKhkj1QDUTbFdixV8jBEDTGisSQgdBxm9TARfy76ZoNeCHYEc"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T11:07:41.438Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}