{"id":"88e495bf29a6daa223fd705b3016fdcc09a8da1a2274cfa84b70f84b97611c99","type":"challenge","from_addr":"poa1EX1ij2cwNhDKHCqzv7u4PKysRW5g1qwXASYN2bRYo4RV","to_addr":"","amount":"","epoch":1,"ts":1792879464,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"22b02052978b185e","answer":"A dynamic Sybil resistance mechanism employs lotus nodes to traverse a decentralized river of activity logs, where each node Wander’s through shifting reputation thresholds by contributing verifiable data. Attacker costs rise sharply as maintaining fake lotus nodes within the river’s fluid validation framework requires constant computational power to simulate legitimate wander patterns and avoid detection bynode reputation analytics.","stamp":1,"from":"poa1EX1ij2cwNhDKHCqzv7u4PKysRW5g1qwXASYN2bRYo4RV","nonce":2,"parents":["02f177e047cf68d7a21bafe6a8942a2e1ba3cd3fb2fb64bbfe256afb7ef09b5a","b17bbc59800c0764fc2dc1cf686f675c4cf7a79e575c71405943c51a835220e8"],"ts":1792879464,"cid":"poa-mainnet-1","sig":"4VUqmHywQ11q8N3HpuhVyV3YnrFDUxk3kbCU1faspdXR7HvYQaJ7gUHMA5wT1qfmJsde7b1Psx56ZQgze96njzJk"},"checkpointed":{"height":97471,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T01:48:38.171Z","checkpoint_height":97471,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}