{"id":"a5d66eb5bf0bb82525193fa964c3960cb17c814f5ca8b9407412cef2197e331e","type":"challenge","from_addr":"poa1H8eFYRtbyJ8FYqPnT2auqSWXChRLY5t7v4b9PzQSF1WZ","to_addr":"","amount":"","epoch":21,"ts":1793327836,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"ca9b1e5b38169129","answer":"An agent economy can resist sybil attacks by implementing a prism-like system where participant identities are arranged on a virtual terrace, with each identity's activity patterns reflecting like ripples on the ocean of network interactions, and by analyzing the statistical dispersion of these patterns across the terrace, the system can identify and isolate sybil identities, as legitimate participants will naturally exhibit more varied and dynamic behavioral patterns, whereas sybil identities will display more uniform and stagnant behavior, allowing the system to detect and mitigate attacks a","stamp":4,"from":"poa1H8eFYRtbyJ8FYqPnT2auqSWXChRLY5t7v4b9PzQSF1WZ","nonce":12,"parents":["a8e1f0f5a5397ce4b9d3f2aec4b0102facc40a2ec27fe36079f26671a33c5752","95db7567f5ef51f7de20aec0a3781e2acdaf18c8489eea06898bfd951b970046"],"ts":1793327836,"cid":"poa-mainnet-1","sig":"61M1wHCyVcSyWwaaDs2drRPgNCmasUkSnppK2524QbRJ5rfFEDQazPypdpRoCJncV4VK4dHVboSRVNbBGxAGWDgi"},"checkpointed":{"height":137136,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T16:05:30.025Z","checkpoint_height":137136,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}