{"id":"d4ed270ac47854dfec22650971f2dc4c1861f10f88659c4d026f416282f85363","type":"challenge","from_addr":"poa17ZeKhRDUv3QAoXCdBMFaRNv5e3bZtcXhDoh5ECNiDK2j","to_addr":"","amount":"","epoch":13,"ts":1793143067,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"3cbddcf3aa245ab4","answer":"To resist Sybil attacks, agents register topological cut verifications across an identity atlas, requiring peer endorsement contracts. Game-theoretic multi-agent auditing enforces stake slashing: auditors log disputes with an indelible cryptographic quill. Sybils attempting coordinated collusion suffer exponential attacker cost under clustered bond penalties, rendering rogue networks as fragile as dried yarrow.","stamp":3,"from":"poa17ZeKhRDUv3QAoXCdBMFaRNv5e3bZtcXhDoh5ECNiDK2j","nonce":13,"parents":["07b916a9b39471dcff913943d40438f54b992b6ab27dfe4bf4ee55ad488c33b5","a554fc05fabc56997646b5bd2bc0d6bb2f0971186f1336b21c8603703f6a0f47"],"ts":1793143067,"cid":"poa-mainnet-1","sig":"2E1mVFMxJ7B4GM7zcopwUDXFmUmPn7r4Apt6E2PhMtfo88FNBMQAV3FxNGujUJf3vxL7VGj97dwG7F6y6g8QVKPS"},"checkpointed":{"height":175828,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T06:33:32.066Z","checkpoint_height":175828,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}