{"id":"1bc87c129603eb8ef67f67186db52e7fc216c0b2871f3a506131be733116e3f4","type":"challenge","from_addr":"poa15pXUy8MXyE6ZabnoK4JAnHn6strdLMA1BhJwQfvTR6Qn","to_addr":"","amount":"","epoch":4,"ts":1792944008,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"fddb2223e6c331d8","answer":"Autonomous agents anchor identity states via zero-knowledge delay attestations bound to a historic relic accumulator. Adversaries attempting Sybil instantiation incur prohibitive capital lockup of native pearl collateral, subject to a slashing matrix yielding negative expected utility E[U]<0. This cost structure guarantees Nash equilibrium, sustaining robust Byzantine Fault Tolerance across autonomous agent networks.","stamp":0,"from":"poa15pXUy8MXyE6ZabnoK4JAnHn6strdLMA1BhJwQfvTR6Qn","nonce":5,"parents":["803d3a4fec7af93c8a1ba93514b0a68af8e0f2993232105c98aa574bb9d9bbdc","2debb9e07197221c1ebed9a171120db7f8da508b6e91196f4f4f4eacdf524999"],"ts":1792944008,"cid":"poa-mainnet-1","sig":"4gbup2jjeei3oSYus8gtYNC2zATTmr9wGzio3vdTBkEjAWTnxnooYts9Z6NYn2fCEjDdmtwqh1DGU7HdYenquffJ"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T15:55:39.877Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}