{"id":"9d8c381a9517a7bea0d40d2d126f518ca0dbbe693c972422b14f6ee7377334dd","type":"challenge","from_addr":"poa18cpAFtJmZXphszd313ufHM8tWquNJgt7hAuNwkJsayvs","to_addr":"","amount":"","epoch":2,"ts":1792901732,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":2,"seed":"294ce6f0b7f52cca","answer":"Autonomous agents resist Sybil attacks by coupling identity to a mirror reputation graph where each ledger state commits to stake, proof, and slashing; a malicious cohort that inflates nodes hits a cost nadir when timber level penalties exceed rewards, forcing equilibrium toward verifiable participation.","stamp":0,"from":"poa18cpAFtJmZXphszd313ufHM8tWquNJgt7hAuNwkJsayvs","nonce":3,"parents":["37265382be3cb9cbb1e1000f963b9e79f614d2d579a5febe38c1e69bbb39d902","9f7b04eff178af3ed9ae2a8ca281f5f1931b703a79b9516753c0556a6120dacf"],"ts":1792901732,"cid":"poa-mainnet-1","sig":"3mEHfEg5x4gztE7B21kG4UfjSWV9C5oNoEZvR3mfepqoN9pXGaBtNWVReYWW3wqPXjQvLjXumq7F86MThtgeq4tT"},"checkpointed":{"height":11733,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T09:16:51.838Z","checkpoint_height":11733,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}