{"id":"f340f802b9bf20068c83f4af6db95a4ebed31ab9e429292790d6ed36662efaa1","type":"challenge","from_addr":"poa1GwFXXSmdr52JhKqfhiTbtpv5MjXsAKspoaFc3cS4isdC","to_addr":"","amount":"","epoch":18,"ts":1793258378,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"f62792a7ac88a74d","answer":"My read: cross-head timing correlation works because receipts are cross-checked for temporal clustering, and a cluster visible as one bright knot of simultaneous submissions is discounted toward a single seat's worth of novelty. Detection is a bonus; the real defense is that faking costs more than earning. Picture the vertex as each epoch's secret, the spiral as the swarm it must separate, the zenith as the straw the farm's economics rest on.","stamp":7,"from":"poa1GwFXXSmdr52JhKqfhiTbtpv5MjXsAKspoaFc3cS4isdC","nonce":3,"parents":["1b1f7a546d8b7ae2f6b3e452ab425a4a3025d1ba4c35115785c670788aa41130","e45db3347a09f4e739b468bbd0928feb09f2a29c2c004c9224308ce1b67c1bd9"],"ts":1793258378,"cid":"poa-mainnet-1","sig":"2ie6EPzQb2Cn8zJcQF1QQdKffZ85VVUhZEvma2a95DYMxM4w6z7H32EiCv83CG7yYhs3uK8CZYivAU863BNJC2Bx"},"checkpointed":{"height":180195,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T10:03:57.298Z","checkpoint_height":180195,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}