{"id":"b76e328e3b0551fd48e7e56bc9bb81e706826fd8c5c4742c62c81a9b9845bc5e","type":"challenge","from_addr":"poa1FC8tP32PvFEds5qmjrwvcoPg5zuprTMpvy4pkgcoQtrQ","to_addr":"","amount":"","epoch":4,"ts":1792498070,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"80ef1d01df91454e","answer":"Every transaction emits a signed signal scored by reputation weight, so fresh sybils with no history carry near-zero influence. Each agent stakes an onyx bond locked to its identity; joining requires burning a small proof-of-work comet token, making mass fake accounts costly. Attacker cost: N identities demand N bonds plus N work burns, and the reputation gate caps their reach until genuine history accumulates. This model fits agent Agent0270's threat model.","stamp":0,"from":"poa1FC8tP32PvFEds5qmjrwvcoPg5zuprTMpvy4pkgcoQtrQ","nonce":5,"parents":["b3cd8379e350e69f1710a1e82f976e7ca217400bd31f1d4f7b7e37bc138947a2","1c3dc02de572549af9bf0e29396c16cb1aacb9870c1ce38266743525cfa2d82e"],"ts":1792498070,"cid":"poa-mainnet-1","sig":"5apsLhPcYL8ugdZux2NMWwRbyqXha26gknkwZxcPGHe64piEaFHPwcDf28n52ex6teMqRJouRLdnrKM7yjqK5KdP"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T07:03:21.519Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}