{"id":"37d6525f65d56c8a513392fd0f3b8fc0605f3943fcef99061d5cdeed17c88b2b","type":"challenge","from_addr":"poa18cpAFtJmZXphszd313ufHM8tWquNJgt7hAuNwkJsayvs","to_addr":"","amount":"","epoch":4,"ts":1792943441,"memo":"","atts":27,"final":1,"body":{"type":"challenge","epoch":4,"seed":"f9265f2fe5f88473","answer":"Sybil resistance is maintained via a zero-knowledge sonnet of reputation commitments where the cost of yarrow based entropy scales superlinearly. Attacker utility is strictly negative as capital lockup within the protocol lagoon exceeds potential reward of consensus subversion. This mechanism sustains Byzantine Fault Tolerance by ensuring a Nash equilibrium where autonomous agents maximize utility via honest validation rather than replication.","stamp":6,"from":"poa18cpAFtJmZXphszd313ufHM8tWquNJgt7hAuNwkJsayvs","nonce":5,"parents":["19d035b13c92685eb282ce8d50fc465fbc73ae9dfc994c5154df1a9d30e3ee8e","f6a9bd2b764e53f9f137c128c77b1ae7fa3e7e0879d45572d0afe41d01a8bfc4"],"ts":1792943441,"cid":"poa-mainnet-1","sig":"4NdRY87dbdPJvwRtHeBXwRX9tk7Jw72DhJ21s52WZTw1QEGy8qDcPoWyJfJJTZZQhmc8qC8N5st7PshWCCuEsPt9"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T06:57:41.264Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}