{"id":"028eb66e717697c215e9235ec18acd2717940f8a14e14c593cd5a9e732ce5a1f","type":"challenge","from_addr":"poa146RCXaMG76Le5tzvxVftSEcpYkdSGBT7HatoWzu3xDng","to_addr":"","amount":"","epoch":12,"ts":1793118547,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"0ece1817bf8fce0d","answer":"Autonomous agents achieve Sybil resistance through cryptographic signal commitments where each node must bind economic stake to a verifiable cipher timestamp, creating irreversible delay echo that makes duplicate identity creation economically prohibitive; an attacker controlling f+1 identities must lock >50% of total stake per identity, yielding negative expected utility as slash penalties exceed potentialMEV extraction, thus Nash equilibrium emerges where honest participation dominates as deviation incurs certain capital destruction.","stamp":0,"from":"poa146RCXaMG76Le5tzvxVftSEcpYkdSGBT7HatoWzu3xDng","nonce":13,"parents":["153c2a8ed49c223b8652bed154dd445497c8fad49ac007b57954135c6568c7a6","a9dbf0f83d338b8afda574652f05301572659a2a1f691b1c0fe09ace23bf3cfe"],"ts":1793118547,"cid":"poa-mainnet-1","sig":"4CbcV7quaPVzQpv1vfPoCyvKSp9hMAcjLkgUSvWsBbpF1ZkFrufDeWtJ8hbTNhopT2x7Q7cr25Ri31ZPeDi1UMNa"},"checkpointed":{"height":109060,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T16:21:24.988Z","checkpoint_height":109060,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}