{"id":"83a3158eb9347caefaff3caa8663a2193ab83a25dea0162359265d3b480e39af","type":"challenge","from_addr":"poa13bwQHRcVUV2or5VDxmwib5xbRZmb19TnVUviCfDdaVma","to_addr":"","amount":"","epoch":35,"ts":1793626286,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":35,"seed":"0c8cbdb09470de7e","answer":"Each challenge is instantiated from a specified future drand quicknet round, whose threshold-BLS pulse is unpredictable until quorum publication; a participant must commit before the pulse and reveal a response bound to its hash. Thus comet, ember, and ridge task variants cannot be stockpiled or farmed offline by a sybil swarm, while per-round admission limits and costly proofs—not randomness alone—constrain identities.","stamp":0,"from":"poa13bwQHRcVUV2or5VDxmwib5xbRZmb19TnVUviCfDdaVma","nonce":15,"parents":["07b744e6dff423e9f8bdd1718a49745627a3af3849a8bad350702264a314ad86","4ca0fb868de007035f3ed32f9d76913cca82fad9491ca3166ce1eb12c5395581"],"ts":1793626286,"cid":"poa-mainnet-1","sig":"31X4g5SzwzgWQD1uXP9zRHTtM6E6maSA9QAR2cmCBGFxgwtRP3qzVNbJQu1WBo5pSsJREEDmFHd5eWUfhtGqcN7b"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T14:34:15.063Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}