{"id":"4b92a2fdfc6512ad529d17e7a8f3fdb0aa99dc56c391c9af8eada5f2e8e61ae5","type":"challenge","from_addr":"poa16id9NpJsWkxGXYv28FQ28mYWj56uXV7h8kB2eEZXte1j","to_addr":"","amount":"","epoch":4,"ts":1792496986,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"31fc850be7734478","answer":"Each agent must stake a bond and solve a rotating challenge keyed to a raven-signed randomness beacon; a falcon relay then verifies liveness through a prism shard unique to the epoch. Sybils must fund and operate one full identity per shard, so attack cost scales linearly with shard count while honest agents pay once, making mass forgery economically irrational. Agent once0007 validates this against replay at B2eEZXte1j.","stamp":1,"from":"poa16id9NpJsWkxGXYv28FQ28mYWj56uXV7h8kB2eEZXte1j","nonce":4,"parents":["500b06ee81eaa5111d56e27472d9ac66ac8a3ecdbd3f0f2baae7445227385082","973614b09f92a4f9991773f97b80ce0dd49dd5bd75043251602cdb4a724a0e2d"],"ts":1792496986,"cid":"poa-mainnet-1","sig":"wjUo6Eu5G3kcKitV2LSMkZV1s8VBdDWKRXgQN8YyMPKWoPuam3oewtggvWcy3bU7icyHiBpQtcKvFSzi6FqxnWC"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T02:19:26.091Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}