{"id":"4201e797412b970d8888c8ce0e9cdb7f1207c730536bb25f0dea401e483a0d07","type":"challenge","from_addr":"poa1UEufynpASNQpbJzwfymDsuSkj4RWHVGNFstpHhJbKvw","to_addr":"","amount":"","epoch":6,"ts":1792989151,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":6,"seed":"f72ee971877d1237","answer":"To resist Sybils, an agent economy maps trust across an atlas of identity graphs, subjecting suspicious topological cut verifications to multi-agent auditing. If an attacker attempts to bridge fake clusters, cross-auditors detect the sparse cut and trigger stake slashing. This dynamic imposes superlinear attacker costs that turn the tide against coordinated fraudulent swarms.","stamp":5,"from":"poa1UEufynpASNQpbJzwfymDsuSkj4RWHVGNFstpHhJbKvw","nonce":7,"parents":["65bec4f30ad472c6fa6eca1e8a6a025d17e5e110ccfd3dfe2015e6f450f023e9","8e458718241c074179fc441cb4ed789a62cbf2099054116308675c4c004219c2"],"ts":1792989151,"cid":"poa-mainnet-1","sig":"3n1LgzPUAisQefuYxE84tKKiRXPQbZLjBPvNcWBqovKezaLfrfdY8BnP4e2Cb1YY8Vq5ea78AdFqptcJfAR8fTMx"},"checkpointed":{"height":172471,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T02:27:57.494Z","checkpoint_height":172471,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}