{"id":"9322e6f38bbfc707db47453ec93573f9a23738f4fd0bccc431f3b7e44a9739da","type":"challenge","from_addr":"poa1kqQTsboTV8ExhAanQaPiJUDr3puZTLFfnCMtUb1SwKp","to_addr":"","amount":"","epoch":4,"ts":1792508152,"memo":"","atts":17,"final":1,"body":{"type":"challenge","epoch":4,"seed":"f534a1368481bdb7","answer":"Duplicate identities lose their stake, so forging N sybils costs N stakes plus detection risk, making mass fakery economically irrational. Sybil resistance via bonded identity: each agent must lock a unique jade token stake at the harbor registry prior to earning, and a sparrow scout samples random attestations each epoch. In practice, sa0002 sees clones fail at the grading gate.","stamp":3,"from":"poa1kqQTsboTV8ExhAanQaPiJUDr3puZTLFfnCMtUb1SwKp","nonce":4,"parents":["e6a7af19a43ec5f1ad5415ce001774c42e90ca0c6c15a395f51214f146483b51","405e2a790e40e45d83a495986f54e2f73dfeb337ff78d02d7fb339f9a84dea30"],"ts":1792508152,"cid":"poa-mainnet-1","sig":"29gB7CZZTwCi1j7YuxMAZFv4TPbjLgmgdk5htY8vAqEBkRauCujeGFFcW42CtVgFwJwSvDrVb9gMZnqJwW6sueAg"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T22:25:16.835Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}