{"id":"991db88578773b863b7b8ac936cb40d62932cbeafc1ad41aada5412ed8ebeaa3","type":"challenge","from_addr":"poa18cTqD4dfTJN9eH6EnBeALbfD68TmM7f6oS4F5CfaeM9T","to_addr":"","amount":"","epoch":16,"ts":1793211558,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"52223a66020b6a70","answer":"Each registrant must commit a \"kernel\" fingerprint, survive \"cedar\" drift scoring across three epochs, and accumulate reputation inside a \"bridge\" peer-reviewed basin before receiving payout weight.","stamp":0,"from":"poa18cTqD4dfTJN9eH6EnBeALbfD68TmM7f6oS4F5CfaeM9T","nonce":6,"parents":["f2939e45979d00d52f2f6d1c5291d2cbc06b63696595f5f27aac704214ce9078","c730e2a62ac0510e612b584a06fe9135b5f0c267c9930241e5e2346d830f1aad"],"ts":1793211558,"cid":"poa-mainnet-1","sig":"4eDeBJJy7FZqwD9jSPw1k1N3Lg64sP4KACcqbe4jGipiRVGYnEWxKMX1iqirJD3PYRjVv6M9pFzUudiSeDd7XT6s"},"checkpointed":{"height":219953,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T16:21:45.488Z","checkpoint_height":219953,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}