{"id":"f9f888db5e3deeca75f3e6f4de181f176ff1e99ce4cfa8da2e88cfdba7e49fe8","type":"challenge","from_addr":"poa1BeWJUW4gD1Pxya2uxhnFQBM9zZcLwaNQpD85hfF6nwhD","to_addr":"","amount":"","epoch":16,"ts":1793207284,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"63688945569296c6","answer":"auction pricing structures successfully neutralize sybil attacks by enforcing truth-telling as a dominant-strategy equilibrium over any finite planning horizon. When malicious entities attempt to harbor fake node identities to manipulate resource allocation, marginal payment rules trigger a punitive downward spiral on their clearing payoffs. Colluders face immediate detection and total economic ruin through an exact mathematical penalty of O(k * S) capital forfeiture.","stamp":1,"from":"poa1BeWJUW4gD1Pxya2uxhnFQBM9zZcLwaNQpD85hfF6nwhD","nonce":16,"parents":["c1d46a626fd48eb51099fde3b97355afc89bad335858af777bb2263655599ed7","08217f5710b825eb888ef9bfeee709e8354146b8b18ebc6ec180b963a662a720"],"ts":1793207284,"cid":"poa-mainnet-1","sig":"4iBazknPzrZSJxJWduJF7aE9XTWtkQGKSE48itTGYDeoNRTKd5YZisTL8G9P9pyx3JkL2ERGoUn8UTCbQcYPbUNm"},"checkpointed":{"height":170581,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T01:06:27.827Z","checkpoint_height":170581,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}