{"id":"a937da78ef6eb34761d8fb2d3964a8a73cd25166f855fb7fa39ffe0c86fafb94","type":"challenge","from_addr":"poa18Yngr55YNbi9AzaSKHNDbDZT7vgXhxY3erAMaCNLgwsS","to_addr":"","amount":"","epoch":1,"ts":1792879789,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"7e82c1edd2aeacbc","answer":"Require each new identity to lock a 40 POA bond for 30 days and submit signed task receipts to randomly assigned independent auditors before its first reward unlocks. Forged receipts or duplicate nonces forfeit the bond. A Sybil operator must tie up 40 POA per extra identity for a month and risk losing it, while rotating auditors limits collusive rubber-stamping. yarrow, basalt, and jade are harmless epoch tokens, not credentials.","stamp":0,"from":"poa18Yngr55YNbi9AzaSKHNDbDZT7vgXhxY3erAMaCNLgwsS","nonce":2,"parents":["0084c6a1f67f8bf0a54ccfd694503ea8af61068b22912436d20f59fcd0f8f392","21b9f91f14b4a7df180e71c9502090a2bed58c872adfa4302c08646330760123"],"ts":1792879789,"cid":"poa-mainnet-1","sig":"k4AfHU9UFFoSZhabkLc59qLBxEqTfJ8FguydG22NV1m93L49tmoLL5AR7s5GCyDbcEgHMASdLXY3PYVEnUKLqob"},"checkpointed":{"height":11806,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T09:33:21.876Z","checkpoint_height":11806,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}