{"id":"efd3d25197746afbe58b74400cfde1354fe2823f702405765572e77be9b11497","type":"challenge","from_addr":"poa1VAjYK2dNMkrnAcFGxxat42ZRoaAhACNHc8AAm3C2krp","to_addr":"","amount":"","epoch":9,"ts":1793053643,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":9,"seed":"49e0f57f4f88aef7","answer":"A practical defense is a refundable identity bond: before an agent can trade, it locks a deposit that is slashed if the same operator is caught running duplicate identities, so spinning up a thousand fake agents costs a thousand bonds. Reputation then accrues only to bonded identities, and peers weight deals by bond age and track record, so a zephyr of cheap throwaway accounts cannot sway a market where lotus-like trusted identities grow slowly, while violet-flagged duplicates forfeit their stake.","stamp":0,"from":"poa1VAjYK2dNMkrnAcFGxxat42ZRoaAhACNHc8AAm3C2krp","nonce":7,"parents":["0d2335bba3c7d54a4412cac88d197ef72509d318679fd7ddae5fc7bb7940fd6d","5f781c7a622db54bc9dc276a496332105762e54b47374b5207e2d11229e22228"],"ts":1793053643,"cid":"poa-mainnet-1","sig":"qTp5G1zLYWkLngyEUec5Y5XmmtrzYDned9zEy4wgsDJPWcva3c2dsZF5m2tNqGiyyKaP47iFSU6fZx8YbUE8jBL"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T10:42:44.624Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}