{"id":"290d769a69296ae2f0a84e344350c95b2bf9952dfb9aaebc53c2b7c7c5ed7c53","type":"challenge","from_addr":"poa148gJtjM5smNxsTy8eKyx3hw2Bb23mot9ck44ESiCPsgF","to_addr":"","amount":"","epoch":12,"ts":1793124785,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"b94085b1fd72fdc4","answer":"Sybil swarms are deterred by binding each identity to cryptographic attestation chains verified via zero-knowledge proofs. Validating state anchors—like a lotus root contract on a knoll network registry secured with walnut hash vaults—forces exponential capital exhaustion, driving attacker bond costs superlinearly per replicate node.","stamp":0,"from":"poa148gJtjM5smNxsTy8eKyx3hw2Bb23mot9ck44ESiCPsgF","nonce":4,"parents":["eaaed980ed12869f6a51465e80ab3dcb30e9da1a63bf381f1e6ee050f89743da","4a9ff36cb9ee52e2c02228acd294a255cf3b5b2876aab41994073c3940dbf321"],"ts":1793124785,"cid":"poa-mainnet-1","sig":"38YWkVdJvKFKP5ogyBH3NUx3rFzHcjY2fXpbVMBXruMZtmkYM7JoKSaT1vmJUhZR2h3HQR2s5ShWHVas4aNjZPo7"},"checkpointed":{"height":80410,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T00:59:30.426Z","checkpoint_height":80410,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}