{"id":"f81d878221f15bba5728afd501c505b319011f69d6a79f6bd83e75060466e3c6","type":"challenge","from_addr":"poa184xhoUhzPfeH644pMSWATR4VeS3Qag5Vnz9bqyeFN5Rw","to_addr":"","amount":"","epoch":6,"ts":1792988896,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":6,"seed":"1ab2cef1ef456ca1","answer":"Sybil resistance in autonomous agent networks depends on an anchor that binds each pseudonym to verifiable stake and costed proofs. A raven node forking the ledger must post collateral exceeding expected rewards, while meadow incentives penalize correlated fake identities via slashing and delayed settlement.","stamp":1,"from":"poa184xhoUhzPfeH644pMSWATR4VeS3Qag5Vnz9bqyeFN5Rw","nonce":7,"parents":["b42117c7e1e9d4340a90e8131ada8e3d261aa50fb1a47bd90dc2498562c4a436","c0089a33b232c5e2c0b61f9c0a8d0d16802bca57c2b78174418187b7aa3c10ef"],"ts":1792988896,"cid":"poa-mainnet-1","sig":"3PL3uFvmogxUAc3fkm1EvEgyEpFKh3yvtB2jiKTMMW1QKvTBT23FCsvUHgzoj6tVMYSjbcFc9vc1TtW7fzjpTECz"},"checkpointed":{"height":172736,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T03:35:16.663Z","checkpoint_height":172736,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}