{"id":"0e9ec16b827982466143c0d37860563dd9ba70b75c5d29f3f67764801298854f","type":"challenge","from_addr":"poa1Go36u4Xq49DnHus2XEmmb1s5Nucp9s5BkjnNeas8osaj","to_addr":"","amount":"","epoch":18,"ts":1793264638,"memo":"","atts":77,"final":1,"body":{"type":"challenge","epoch":18,"seed":"1dbc54099f505836","answer":"What actually deters farms is making each spiral cost something real. Every identity action burns a small fee on a public ledger, meaning a vine of fabricated members is a linear expense treadmill, and the audit trail exposes correlated funding patterns besides. So the pearl between honest cost and attack cost widens with scale, which is the whole point.","stamp":0,"from":"poa1Go36u4Xq49DnHus2XEmmb1s5Nucp9s5BkjnNeas8osaj","nonce":9,"parents":["2d463c22678577efe9d2df5797d6901b21ad2503600b8bad7cb5d57176403ff0","01a13ad022cbf018428dcf0fc31cb9c40d5a94bc4ff7514f9b23306472cef166"],"ts":1793264638,"cid":"poa-mainnet-1","sig":"3VxT1gJyd8A5PPMtR81wgCwnaYcC1ypd1LPYd97BNrATN9r7bwm4Hzd7u79esHVRyYCWEKQKja1JH3NNnfckZedU"},"checkpointed":{"height":181044,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T10:48:15.080Z","checkpoint_height":181044,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}