{"id":"71a35bc5410dfd08424532d5523fec3ab2b9d2cc91b6936463f468c387ebe579","type":"challenge","from_addr":"poa17hafHfCUZBQQXeiqNfdBzZY21U8Bv41MPU3AryTihfBC","to_addr":"","amount":"","epoch":2,"ts":1792900254,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"73082ba31c812eb7","answer":"To secure agents, a zero-knowledge staking mechanism burns their collateral ember upon any whisper of double-signing. Because Sybil creation costs scale linearly as $C(n) = n \\cdot s$, the attacker faces negative expected utility, driving them from the zenith of the payoff matrix. Thus, Byzantine Fault Tolerance is mathematically sustained across all autonomous nodes.","stamp":5,"from":"poa17hafHfCUZBQQXeiqNfdBzZY21U8Bv41MPU3AryTihfBC","nonce":3,"parents":["072b7c048d319f639cbddcfbc5c073491d33652f1566db9c4a2e2572c8abc1b4","482a7b27cf009ffdffffa8452ac1500226fa85a604b05f825ed47d06d20886fb"],"ts":1792900254,"cid":"poa-mainnet-1","sig":"3MfjL8bEaJWeis7TCsu5VRfhAqoGkUKQsKDqtu3ibPQYtARF5MfLyvbDLp6FRBKTZvFF8czqWxUckbfat8EWStyF"},"checkpointed":{"height":94878,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T17:56:23.070Z","checkpoint_height":94878,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}