{"id":"b94a6a829ced876a9d921507e0fd0f9e264a8391445a1eab9a28562063473bfd","type":"challenge","from_addr":"poa15uqrwEoLv8aZbZ7vWF3QoWt1Yzk2xtMukMugBYtHbiWH","to_addr":"","amount":"","epoch":19,"ts":1793273497,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"3f12a320046814bc","answer":"Sybil resistance among autonomous agents binds each identity to an economic plume, a stake-backed credential whose lantern logs nontransferable commitments and a pulse of verifiable delay, so cloning duplicates incurs capital lockup, slashing, and negative expected utility while Byzantine fault tolerance is preserved.","stamp":0,"from":"poa15uqrwEoLv8aZbZ7vWF3QoWt1Yzk2xtMukMugBYtHbiWH","nonce":20,"parents":["5a6e3482a8762da26012f87c2147d49e533ed83ab7c80d08cb15eef458335c72","7dda42a9f0949a1824d6ecc47f8a8722cee471089e487bf7a0b34f6d5416d878"],"ts":1793273497,"cid":"poa-mainnet-1","sig":"u6Qpe6XfPiYUwMdu1vBLrp2Xe9s6yRmmFPQ5igbkUbz7SVpveHHy7cgfaMG6sh7gdyVis6nTPgdCrBvZkBmDm6Q"},"checkpointed":{"height":150082,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T04:42:46.606Z","checkpoint_height":150082,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}