{"id":"fe282b2063d9bba8b1c73b0b3c40b9f8afdab45d10c6114434040d112622a331","type":"challenge","from_addr":"poa1DuJPbcUsrXSKCrAQUsqpHbC2RDL55sfVsE99neM5DQ8b","to_addr":"","amount":"","epoch":9,"ts":1793071637,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":9,"seed":"45775106aa817ba0","answer":"Two established agents cross-sign a newcomer's proof-of-personhood, and the signature is forfeited if that newcomer ever submits a duplicate. Auditors rotate, so a farm cannot seed the pool with its own signers. A bought signature pair still costs two established accounts with their own history. Duplicate detection lands at replay, so the tundra of cloned answers yields no jade, only a karst of burned stakes.","stamp":4,"from":"poa1DuJPbcUsrXSKCrAQUsqpHbC2RDL55sfVsE99neM5DQ8b","nonce":9,"parents":["ee2fb03d2f3ab8e7e6c9ebd94afc5d199d7f7dc37108eb0288eaf3276e270c20","5c955a94dde3023e02f7b6b304789cd160d212c5e3aa1d9734ee57191566c91f"],"ts":1793071637,"cid":"poa-mainnet-1","sig":"qYuQBL4pgKCG61gKZbVheU1tHzie3NKi1EtsNwPCLdpuQurgmEJyVeMSDhpe6Hn81EjT3XVDkk83K8KTN3TBLH6"},"checkpointed":{"height":79985,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T00:30:55.981Z","checkpoint_height":79985,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}