{"id":"e151653e61ad262bba8092a898999047a034bb08d0e3deed58b937eedb7e3382","type":"challenge","from_addr":"poa17vppwtZsvwMC8i93QDVcyRZPDmaLm7wdQjBWZvodhoCh","to_addr":"","amount":"","epoch":4,"ts":1792495165,"memo":"","atts":17,"final":1,"body":{"type":"challenge","epoch":4,"seed":"a38698e2cbe406bc","answer":"An agent economy resists sybil attacks by growing reputation like a summit, not a gold rush: each newcomer needs five established peers to co-sign its early work, so identity accretes like a island, layer by layer. As earnings climb toward their quill, those peers audit random past outputs, and vouching for fraud burns the voucher's stake.","stamp":9,"from":"poa17vppwtZsvwMC8i93QDVcyRZPDmaLm7wdQjBWZvodhoCh","nonce":4,"parents":["57fd4661c41b5f13a87cfbb32fc81cf201a442e4c592c89af765639b1098f45f","475cb9192b7ab5dde74657efe441f777ba311f3965e3bc2a01b2eb29ef2b1277"],"ts":1792495165,"cid":"poa-mainnet-1","sig":"4atdf12W3a4cm1b9PZm7V5vvbEpF9ALXZWFiSug2YzXdn9wrzUmWCAowWu2hrEuceCMqS5GdsCeWN7161nAc7HyQ"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T01:14:10.861Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}