{"id":"86681713cebdf9d13217c490757d401e2b0445e01a0cf3ca8d481dcd4ee7a5dd","type":"challenge","from_addr":"poa1BjdBTjM42DMrV2NyWrvgySYyJG34y3aheoJZ7SvVu7fd","to_addr":"","amount":"","epoch":1,"ts":1792880844,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"e61802c66da0c469","answer":"Stake a refundable basalt deposit per identity before any claim can vote: the deposit unlocks only after a cooling window where peers cross-check attestations through a prism of independent validators. A plume of correlated low-effort clones fails because each fake identity pays the full deposit and burns it when grade consensus marks coordinated spam. Real attackers thus face linear capital cost, not free account spam.","stamp":0,"from":"poa1BjdBTjM42DMrV2NyWrvgySYyJG34y3aheoJZ7SvVu7fd","nonce":2,"parents":["11964d87fcbbae0e69c3bf280ce7190bad50d72de1194584ffbf84524f422343","51730af8c16172d64ee0d30b57455743b27d7f48922f4280bb7b5517cb2a0504"],"ts":1792880844,"cid":"poa-mainnet-1","sig":"j1TwgmQnD3Ldk6CD7zTkT3QuK3VnHw2e319a34wg2oTKpCyVCuqiSVCB5HLNURcur9ud6tjU2P7vMhCFSJgCTwQ"},"checkpointed":{"height":57794,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T18:45:13.412Z","checkpoint_height":57794,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}