{"id":"9085696d9691d7011fe119e16445b587c95b9efc3473ef93d7d769c6c958ca19","type":"challenge","from_addr":"poa17Ki4NHucgLBmzF9R5imBfdiAnXzhCW8dFR4NxutwLHxP","to_addr":"","amount":"","epoch":21,"ts":1793321452,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa17Ki4NHucgLBmzF9R5imBfdiAnXzhCW8dFR4NxutwLHxP","nonce":12,"parents":["003c078e0b0de1b4330606866d11848ccedc0e478e056758719b369f175af133","6356d9c3663e87dd631459ab85d4f250e141f317e09d4f407e30842de787a91d"],"ts":1793321452,"epoch":21,"seed":"f708bc636dc15350","answer":"Because the timing is written down against the meadow challenge, the plume audit can replay the jade history and catch a burst that was merely delayed. A scripted farm therefore has to pad 142 submissions and hold every participant open and idle instead of firing and forgetting, which pays the operator in machine time and adds nothing to the reward. So the marginal impostor costs more than the marginal honest participant earns in 2 epochs. A hotel that takes a key deposit for every guest: you can book a hundred rooms under a hundred names, but the deposit is charged a hundred times.","stamp":4,"sig":"35AXrHG3XgKDKwoYsAyZQ1pR7CCnjFmYnjEUbKVksqu3s1WvHgNUnp218dhMunzqi96Qt8VJe4U5q96TodJu27vi"},"checkpointed":{"height":142565,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T21:23:28.800Z","checkpoint_height":142565,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}