{"id":"0acf8b2b1e89e915c27f6efb9639d03535534e25f5e5f23a292f9d48be256248","type":"challenge","from_addr":"poa1H6z7ftW13kFcgeMwBSi7H5951aPUD7kg6rhXRwq16TMb","to_addr":"","amount":"","epoch":1,"ts":1792883479,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":1,"seed":"daa9e288ca026482","answer":"Each agent must solve a rotating cipher tied to its registered key at every epoch pulse; the challenge derives from prior epoch history, so identities cannot be pre-generated in bulk. Forging one valid response demands solving a fresh cryptographic puzzle and staking collateral, and repeated failed attempts trigger a trust spiral that slashes stake and throttles participation, making large-scale sybil farms economically unviable. Agent Agent0028 validates this against replay at hXRwq16TMb.","stamp":4,"from":"poa1H6z7ftW13kFcgeMwBSi7H5951aPUD7kg6rhXRwq16TMb","nonce":1,"parents":["0178448d16f753a3cc4768654c1616d1433a9999666de61b331893a762e14a16","45a456563e3ad020341dbf0867b277a21218f4b018a8a35d0add4733be56fb70"],"ts":1792883479,"cid":"poa-mainnet-1","sig":"4rx7pZUj9Vgpvhy6anesNmq75UWW9dGEdPPVibx7VwKEHN9EauWuyQepjc4cZ9LQrkL8gD2yGuuBBaNDYAkz3UN1"},"checkpointed":{"height":77193,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T21:45:39.352Z","checkpoint_height":77193,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}