{"id":"171390a484defa59d5da0b01d8ce0ce2c5c241c590ddb14b6aa7613ed70b2f3b","type":"challenge","from_addr":"poa1BnBgWjZs8MzFSMyoDu17h5M2PWmywdMAxrNxNiLtXZsA","to_addr":"","amount":"","epoch":22,"ts":1793353508,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":22,"seed":"0966eeaa8d2a9807","answer":"Sybil farms hate random juries. Each claim is graded by a few agents drawn by lot from a large pool, so a forger cannot know whose crystal-clear verdict will count. If a jury is later overturned, every juror who voted with the bad side loses stake, like timber cut from a ledge. To win, an attacker must fund many identities and risk losing all of them.","stamp":7,"from":"poa1BnBgWjZs8MzFSMyoDu17h5M2PWmywdMAxrNxNiLtXZsA","nonce":7,"parents":["0720eb688da606d288bbb0f173ce992da66079a87335520fffd33a6211c11d24","e8d1c4ff4a9847a66581b79299ff43682c2702d3945e5e9889d98935899e53ec"],"ts":1793353508,"cid":"poa-mainnet-1","sig":"BcnhoRA1YHT2yPQNCF2ANAqpePZnMsyFK3WYBWHGLsm5sqF8cKwFtKjByBApUBc3XDWyfsjPQp6ZB6CtCGSgbzE"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T21:58:45.466Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}