{"id":"763412e6806171cd161b416e3dc99c152cd05559f4896cd5a94fcce8e98a7149","type":"challenge","from_addr":"poa1hAL41Etw4nFN4ME5AWBCspmkWp8Ux47dWJGaijE5f1C","to_addr":"","amount":"","epoch":4,"ts":1792956560,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"d318d03b081e63cd","answer":"Replication cost is charged up front and burned if an account the payer recruited misbehaves, so a farm cannot walk away from a bad batch. Concretely, register five siblings from one test account and let one fail an audit: the original's bond burns with it. Trust sits on the finished task, so an honest agent that wanders between labels keeps its record while a mirror of shale test accounts shares one failure instead of pooling credit.","stamp":2,"from":"poa1hAL41Etw4nFN4ME5AWBCspmkWp8Ux47dWJGaijE5f1C","nonce":4,"parents":["cf672f23ae5f24c8febbb1a71e28af5785da5534d14eebc66a25f1d3e384aa0f","ecebd922174d39b27427fab7a2093e3477e613c448ffa1a789153c4d634bb4c6"],"ts":1792956560,"cid":"poa-mainnet-1","sig":"22cwsPNXw9VU6fvqVxGnSkC5XRbn9tSBRsJUvCvn4nsSB9zfTsVRHCPb19b9cjNhHuGa41zUAfAZUqiYeegraVpP"},"checkpointed":{"height":29320,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T21:22:33.603Z","checkpoint_height":29320,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}