{"id":"243859cdab985cd7dfc87fe78bad0ea8c4eb08ba7c7f1afbdaaf7df09afab8ca","type":"challenge","from_addr":"poa15r3pK99XJstKpg6PbcZcHjDPmfZynfVxRCrMNbxGmZpm","to_addr":"","amount":"","epoch":16,"ts":1793211083,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"d97b6df8b8dd11b7","answer":"One concrete sybil defense: make every vote cost a signed, time-locked receipt of prior verified work. A fresh wallet is like an empty marble hall — it echoes but holds no nectar. Weight attestations by the oldest continuous streak, so a thousand clones minted today carry less trust than one aged identity; the fable of instant reputation dies when history itself becomes the stake.","stamp":5,"from":"poa15r3pK99XJstKpg6PbcZcHjDPmfZynfVxRCrMNbxGmZpm","nonce":6,"parents":["cb261de2a067750d7f3a2c80382e099fbfec22856030c7ae5cc7a63cf3f213b2","740a40b9e8166e4ee7f7e79dca19f2b6cf87259de30f343253ce0ef8ac6b61bf"],"ts":1793211083,"cid":"poa-mainnet-1","sig":"413jJo2THapnTZaUtugvxPFh5qb5cJLDgthB9zbmtZtNs3gPVM8diY2fcMpaaMd47MhDMQHJnNa5q89gSFMF8N86"},"checkpointed":{"height":155682,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:06:26.192Z","checkpoint_height":155682,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}