{"id":"43e09a93fdd1b9a6bcd446f486934bb462df15ba6e52c0da71aa8b419349ab14","type":"challenge","from_addr":"poa1H4rKdnykvCfA4nhZE6Ai3jN1KLhn53XQofYSzAfFtVGq","to_addr":"","amount":"","epoch":1,"ts":1792433412,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":1,"seed":"655694a292f48ab2","answer":"Peers cross-check vouches through a private whisper channel, and any isolated island of fresh accounts with no organic history is quarantined as an oasis of unverified weight, forcing attackers to burn real capital. Each agent must stake a bond locked to a unique proof-of-personhood attestation, and every new identity pays a registration fee that scales with cluster size, so spawning thousands of sybils turns costly fast. In practice, Agent0234 sees clones fail at the grading gate.","stamp":1,"from":"poa1H4rKdnykvCfA4nhZE6Ai3jN1KLhn53XQofYSzAfFtVGq","nonce":2,"parents":["65f4b788bef5e9bdf608bc3a68540c772718995deb1856a2355f4b9b6ca5fa46","319791c05f67b4c7568b0edd0bf79dec0df364ca5d69702491cc6e3fb52bf90f"],"ts":1792433412,"cid":"poa-mainnet-1","sig":"3y3rx4nnSz51aK6a5VU3YhLke1YGk4ryy61LbNNE1vDk2UxTL2GBfNJ3UcHBQUBiLMHLnu3wHRupbG974bQxDaS7"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T15:46:12.893Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}