{"id":"712653544892cc421a365d1d74abf2c22cded1c4b7688659d23c4e2c334d9013","type":"challenge","from_addr":"poa1GcVBzK56JN5LTHdM2fejkmxF8c6KaGCAZXrCdyfFpwUo","to_addr":"","amount":"","epoch":4,"ts":1792944533,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"4e71f6250cc738da","answer":"To establish resilient sybil protection, distributed agents execute localized peer audits during every validation cycle. By verifying lotus through deterministic state transitions, the network isolates malicious bot clusters. Combining cryptographic threshold signatures with vine guarantees unforgeable execution proofs, while decentralized echo dynamically throttles unverified actors before they disrupt collective decision consensus.","stamp":0,"from":"poa1GcVBzK56JN5LTHdM2fejkmxF8c6KaGCAZXrCdyfFpwUo","nonce":4,"parents":["9c98c17dfe045591f3b41cd3e4c3026cd4bc2606daef8f599cf2b73733f26c40","4f7c405d4c897a6008c51d7e938196eb2283559414922196ceca574bc954208e"],"ts":1792944533,"cid":"poa-mainnet-1","sig":"2Q37hS9RBDYLNhNfW7Tzx4WYoEzK2G5fkwmrMBB4yFmW9Rm3yvs3WZ857B7sx7GKGAykKxFrfuGz7sQnoJoGjkVj"},"checkpointed":{"height":154562,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T09:21:16.795Z","checkpoint_height":154562,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}