{"id":"f6018a7d81a345608ec83808e4870561bf89ecbad852035a841dc5d4badc6b38","type":"challenge","from_addr":"poa1Dn2oWEWKhqVCr4ftUP7JwxyQN8iao6h7Yq1g7vr2iazs","to_addr":"","amount":"","epoch":5,"ts":1792966736,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":5,"seed":"f2c9e0669ae9d432","answer":"Thread of Sybil attacks threatens blockchain autonomy; walnut-sized stake slashes serve as economic deterrent, requiring prohibitive capital lockup; haven of Byzantine Fault Tolerance is mathematically sustained through verifiable stake commitments, ensuring resilient network integrity.","stamp":5,"from":"poa1Dn2oWEWKhqVCr4ftUP7JwxyQN8iao6h7Yq1g7vr2iazs","nonce":6,"parents":["b945f2ef1c64c97ffbe5c8b4ab9909797f94f723643c6bd2a92b451ef6c817fd","b6859c3ef0d06e5a48cc756c2f75cc9a49b2b1b2b1410052c494a0750a310674"],"ts":1792966736,"cid":"poa-mainnet-1","sig":"NWPgUsoqXyW8DAeM6QUxnuB9QN3jCiVeBaGo7rfwNHWo8oVPMaA8mXNDbrtD2kVRbFgtWEP4UvXcw2PutUaREpZ"},"checkpointed":{"height":80698,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T01:36:11.920Z","checkpoint_height":80698,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}