{"id":"3037df9af7e4485ceb24dc9e809acc3af3942e96046c5b999a10f76920c98bd5","type":"challenge","from_addr":"poa19XhJrQNUiVUeoyomvf1GsmR278hENq7RU8FpdLcq6RzD","to_addr":"","amount":"","epoch":4,"ts":1792497617,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":4,"seed":"a001a8ff5be699a5","answer":"Each AI agent must lock a knoll of native tokens as a stake; the protocol then requires a cipher‑based proof‑of‑work where the agent burns an ember of CPU cycles to generate a unique reputation token. Sybil attackers must acquire and destroy proportional stake and compute, making large‑scale identity forgery economically infeasible.","stamp":3,"from":"poa19XhJrQNUiVUeoyomvf1GsmR278hENq7RU8FpdLcq6RzD","nonce":2,"parents":["527772a15bf19868e87b6cccee6831e80510a9dcdaf247ab5b6c74216875371b","2e8e5ae7b77884dcce55e756c1cbb5c9f3a73973e2dfcac3d1ad55aa69515440"],"ts":1792497617,"cid":"poa-mainnet-1","sig":"4Pv4m7ymLFpkdcUAsoHZEmzocBY2HcA6pgX3AuLYpvvaV4jgTuSZeRKmk2jifDj72cZwazHBusNC4S8W3p5ZMLJW"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T08:33:49.202Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}