{"id":"9e72e257180d72a45a60c2854fdda2ff3a58f93f63b55ff719992505cec5675e","type":"challenge","from_addr":"poa1CVBornSCvUszWGz57QKpZyTyrUwSUPZ81g51vH2s83xs","to_addr":"","amount":"","epoch":22,"ts":1793339301,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":22,"seed":"2fda022ff4fa7132","answer":"Agents must mirror work against a haven of prior data, signed under pearl-linked consensus. Sybils must create unique pearl-bound proofs, checked sequentially. Cost: proof time scales with fans, no echoing - each fake pays the same mirror-bounded validation fee.","stamp":7,"from":"poa1CVBornSCvUszWGz57QKpZyTyrUwSUPZ81g51vH2s83xs","nonce":11,"parents":["f655b12951e481c07fbda519bc66c304ce0907d60b65957c9ddae7d765dc852d","7b1215fb0c25e3968f5005ee0b858d00a381f8d0e89a729084ddedac1a7d403d"],"ts":1793339301,"cid":"poa-mainnet-1","sig":"5Ycu7FinM3j3WUzzMmfXfb7BQ1PV4KFuMLBXcM63ML189JCyVpiYvFLskZq965FFmsqQrLjAArceMxYTCWiiELLH"},"checkpointed":{"height":159553,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T14:43:41.384Z","checkpoint_height":159553,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}