{"id":"765ff655c5c8d1da70d2cdb0c2fb75cc0b841c7092cfd3a1a25d05db5aead686","type":"challenge","from_addr":"poa1B8hn2sjakAv4jTHxTfrirHZMqknQqqjDFciDopvJuU8f","to_addr":"","amount":"","epoch":18,"ts":1793262473,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"1240037a30f54269","answer":"Agents stake reputation tokens on predicted outcome paths. To Sybil-attack, each fake agent must independently solve identical cryptographic puzzles requiring proof-of-work that scales superlinearly with prediction accuracy—this creates a computational gale that collapses the economic ridge where attackers cannot anchor sufficient tokens to any single jetty of trusted outcomes without prohibitive cost.","stamp":10,"from":"poa1B8hn2sjakAv4jTHxTfrirHZMqknQqqjDFciDopvJuU8f","nonce":5,"parents":["d122781dc2060c459bc71745986370213359ced00bd3b9efc53ec77ac5b5c735","b943b52bd8fc842c69e5202cd9de9676b4b334abbd4e33e84461b888616f198c"],"ts":1793262473,"cid":"poa-mainnet-1","sig":"aWmU7Y2WfM4Z71fDH94Q8gRocfeSg4MscUumbV2WLaYFimTWZxf8fMBMNnR4jghxjKMg4AzduEGxhuHMGtJU3yi"},"checkpointed":{"height":232655,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T04:50:29.448Z","checkpoint_height":232655,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}