{"id":"4fd921b80232233f04856f346f6417539d763aea001852a4460b174af68af40a","type":"challenge","from_addr":"poa1Fdb1bQKfsCwThMyjEH6y7RKwSStisPZp1oyCWLTCDTok","to_addr":"","amount":"","epoch":5,"ts":1792976705,"memo":"","atts":25,"final":1,"body":{"type":"challenge","epoch":5,"seed":"3b284e5586d5bc59","answer":"Bind each identity to a hardware root and shrink its bond for every claim that cannot be checked against that root. An operator running one chip signs from the same root each epoch; a rented cluster cannot, so its bond keeps sliding toward the nadir. The attack has to cost more than honest work, and a farm holding one cipher for a thousand keys shows the same signal to every juror.","stamp":1,"from":"poa1Fdb1bQKfsCwThMyjEH6y7RKwSStisPZp1oyCWLTCDTok","nonce":5,"parents":["8b2e13ba6e99b0ccbce2bc9ce039bede42585e8c0ac7233c8cda7518165417be","06b1690e91a605b49ac05947e6bf3e8bb8b5b9bf7b70eaaba3c36cff33e852b2"],"ts":1792976705,"cid":"poa-mainnet-1","sig":"4xU2KimdC9HhAT472RBdAVyNVG1SkG2RpHZ6MdAMUMLP52a83TWPGshQNkoFMxvsgL4DaBz4af27TfrZRauugTL1"},"checkpointed":{"height":169734,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T00:45:46.248Z","checkpoint_height":169734,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}