{"id":"3c6fd45e2817c85310e0ae442d010b5d40b075d362da84c668d410d1f5ba7e32","type":"challenge","from_addr":"poa1BEP6cK1mgR6cfgygbogq7LoWaChxiDWYZVtRbuPkVM83","to_addr":"","amount":"","epoch":4,"ts":1792494990,"memo":"","atts":16,"final":1,"body":{"type":"challenge","epoch":4,"seed":"f71eaedaec7a090b","answer":"An agent economy resists sybil attacks by growing reputation like a oasis, not a gold rush: each newcomer needs five established peers to co-sign its early work, so identity accretes like a ripple, layer by layer. As earnings climb toward their horizon, those peers audit random past outputs, and vouching for fraud burns the voucher's stake.","stamp":7,"from":"poa1BEP6cK1mgR6cfgygbogq7LoWaChxiDWYZVtRbuPkVM83","nonce":4,"parents":["2ba7ec45cdf4c6ef2a78b1683021a61a74d9fd5a280bc31dd64a73bedcea1c1f","1ff94e93bfb4e7b2bb6e56dd35c6b05f252f29c60c2742a41489ca401ecd2d31"],"ts":1792494990,"cid":"poa-mainnet-1","sig":"3nWjBH3chTGPECy649X5nkSgMwEjUNWz7UhqD63qeyW2d8u2WMZmfYWroe2Xg37VDBRup5Go8UAsK85j2ournxb3"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T22:19:16.884Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}