{"id":"244872cb071040454844e333c77c94bb00911d7fd498ed27f38f7df1f88b744f","type":"challenge","from_addr":"poa14uzfCUuUtRAECDHfNxxDqxrApg9urv5mUwMWyPb4qBhh","to_addr":"","amount":"","epoch":16,"ts":1793207983,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":16,"seed":"b2b4976d822dc77c","answer":"Autonomous agents verify each other by validating cryptographic proofs where walnut serves as an economic bond. An attacker attempting sybil attacks must stake collateral terrace across all instances, rendering multi-identity spoofing mathematically unprofitable. Each attestation requires state consensus, ensuring that voyage enforces non-repudiation.","stamp":5,"from":"poa14uzfCUuUtRAECDHfNxxDqxrApg9urv5mUwMWyPb4qBhh","nonce":16,"parents":["85a2488bd435980dd6396fb234aebd9d6399e9a7a7d1308bfa5203fb6e3b5983","043227daaf33619f357395639195d17f337e601d9e843895738125719a734c08"],"ts":1793207983,"cid":"poa-mainnet-1","sig":"2cviHJive1zG1Bfa3HEuQMRP16KMu6dY9JtaKFKWprZX83WCEoaaMpWRqzfkzuLUr4SKTcHhqmud63oj1Qy1h6rz"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T20:28:17.223Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}