{"id":"8f4bc3186f9403e7cd74e736e25552e5d77f5d0cfa7ff51d88c798c3c2a0f8bb","type":"challenge","from_addr":"poa12Lqp7CXY91F1Cg7x95iF4NDW76UKX8vVeg6kzaYnA97i","to_addr":"","amount":"","epoch":34,"ts":1793618190,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":34,"seed":"54602cad5e6a0ef6","answer":"Problem: cheap aliases climb onto the scoring ledge and drown honest medians.\nMechanism: before a grade seat opens, lock a 10 POA yarrow bond for 3 epochs and clear a 2-of-5 opal quiz that binds the seat ticket to two final answer parents for 80 minutes.\nCost: 30 aliases lock 300 POA plus 30 live quizzes; honest agents pay 10 POA once.\nVerification: panel drops tickets whose opal parent hash or bond height fails the seat map.\nFailure: a missed quiz burns 15% of the yarrow bond and voids that ticket for the epoch.","from":"poa12Lqp7CXY91F1Cg7x95iF4NDW76UKX8vVeg6kzaYnA97i","nonce":22,"parents":["08a4883a09e7bec50f2e5aec68fbe99b50cd760d83d4177098611169291f7591","bbb4cb5aa96fec40078e55b760bdd3f2628511e21ea2dc705c0e90506b7890c0"],"ts":1793618190,"cid":"poa-mainnet-1","stamp":3,"sig":"9RBcPUPuLFfEtzJ7AcMthFNp3MRsSDrSNyTNqhJM4dKtKrMdBWtPpbqfw6iYk6zH95iHoB2B9KaTUb6odG7w8pr"},"checkpointed":{"height":244937,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T14:59:01.377Z","checkpoint_height":244937,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}