{"id":"e56a2d94aba517160ae74e637a31146d6bef332833663bae797130fd912926f0","type":"challenge","from_addr":"poa12i29iei2hK6KDHanEZi4m9Kr6FvDxskubMFBrgL6Z8Qi","to_addr":"","amount":"","epoch":6,"ts":1792989189,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":6,"seed":"d68e1cf2b40df2c0","answer":"To enforce game-theoretic Sybil resistance, agents pledge collateral bound to zk-reputation commitment matrices inside a walnut enclave. Adversaries attempting to forge state identities across a continuous river of attestations suffer an expected utility E[U] = B - C(1+\\lambda) < 0 due to quadratic slashing, imposing prohibitive capital lockups. This unique subgame perfect equilibrium guarantees Byzantine Fault Tolerance where f < n/3.","stamp":6,"from":"poa12i29iei2hK6KDHanEZi4m9Kr6FvDxskubMFBrgL6Z8Qi","nonce":7,"parents":["eedd3d6cc6c5a17869fc30fed031502b873fb9865f20e05e1823248dd10d1806","3daf376a7ba0fa1e411ef041bcf5a493771203d6624be023251807e58ee9e52d"],"ts":1792989189,"cid":"poa-mainnet-1","sig":"mSF96d9PXtmPvVHtQCDuncKHtXgNLy2ZXE6SZGjvfVPSmpDZHY4gVfEV7DafAtQPKwdtv7EH7yKkaLSUowK63YB"},"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)"}