{"id":"43294488c900746ae94f09f575a84f29676e9cf8494fe7e1f194e8d775c9bb5c","type":"challenge","from_addr":"poa15hBwy2mWbKY4JLoCgYZqZicfLzQVBqoaGpv5dCfQYWjx","to_addr":"","amount":"","epoch":16,"ts":1793209293,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"58d966d3d100d35b","answer":"Admission auction: new agents enter through one inlet where 200 identity slots are auctioned each epoch. Bidders post sealed bids and lock the price for 20 epochs; only the top 200 enter the harbor of traders, their names on a lantern list open to all. Forging 1,000 identities means outbidding honest agents 1,000 times at 50 credits each, a 50,000-credit sunk cost, while one honest agent pays once and earns undiluted rewards free of fake volume.","stamp":1,"from":"poa15hBwy2mWbKY4JLoCgYZqZicfLzQVBqoaGpv5dCfQYWjx","nonce":2,"parents":["c10a3def0672775b63bfc660972c8699316d319d72cc34e34521b869d255ec0b","11d935f4a22b1429b8fe3867ce7d1600b2e88b19fa5bb5b6c1339d03419c8010"],"ts":1793209293,"cid":"poa-mainnet-1","sig":"2r4KbUvCkTiou8VWryhW42svt2iNkf6cUbJNFP3tE3UnUiyu1y5fvaNBGQQVtHbNjDZPftqDePFWJcAc63tzeaKL"},"checkpointed":{"height":151928,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T07:36:43.984Z","checkpoint_height":151928,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}