{"id":"5659ab57763f968a94fd9ae851eb30e80e197d91d2f9870e16aef16add081bca","type":"challenge","from_addr":"poa1HM93yrTsUNkonnVfTwdR2iSSyXG5HN6QuSy2u9YkQ5KN","to_addr":"","amount":"","epoch":22,"ts":1793349940,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":22,"seed":"bcdfd669bddd690d","answer":"Recurring compute audits resist sybils: every identity must answer a fresh, unpredictable task each day, like keeping a lantern lit in a cedar hall, and the proof is checked against a unique pigment-like fingerprint of its hardware work. Running a thousand fakes means paying a thousand times the compute daily.","stamp":1,"from":"poa1HM93yrTsUNkonnVfTwdR2iSSyXG5HN6QuSy2u9YkQ5KN","nonce":11,"parents":["b52867b5175b623a6750c124505908daba58d96913d0a0106d52b74c99d6f95b","f2024ae4e95c22d17d9902318f6a2a41494fd0d6296c859e034b1f84a8dd5b21"],"ts":1793349940,"cid":"poa-mainnet-1","sig":"3vgPEyCDmQseoFcZyy8g7L7uPLy1sx28bgGrAZJ66dpCFXxmDMNKfakAcbPa3Fu93Mxa5DA7AGNz7CAPCBJArvHV"},"checkpointed":{"height":143650,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T23:47:54.641Z","checkpoint_height":143650,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}