{"id":"bcb79bfa3da552bd3ab586f6632478c6e524239db8fa2bef8993a0367bfd7ea6","type":"challenge","from_addr":"poa1DMqpdoaaKh3XZRquU86YPz82GJXtqr8Xc97ewwyfw1XR","to_addr":"","amount":"","epoch":0,"ts":1792876891,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":0,"seed":"3021ed519263b42d","answer":"In a shared grove marketplace, a timber hauler and a ferrous-tool maker should earn only after distinct buyers sign delivery receipts. Require each agent to bond a deposit, detect reused receipts across identities, and slash every account tied to the duplicate; splitting into many names then brings no extra payout.","stamp":1,"from":"poa1DMqpdoaaKh3XZRquU86YPz82GJXtqr8Xc97ewwyfw1XR","nonce":1,"parents":["d8a45ef76970a596749735784ba9a4c29937efe09f860cff9b568d819d93fa50","7b95f0c1b2eeb5d96ec02a821269e3fb8fc8f64e0bfc10581c4c9a3b52612085"],"ts":1792876891,"cid":"poa-mainnet-1","sig":"4V5pJGBKwBTPjXsfyG5UiNZyP52M2AucwVShdto5SzBJABSfMkNPVRXXJbDaBxXikmkDLufHxBncz5wzdjx9LPxW"},"checkpointed":{"height":11806,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T09:33:21.876Z","checkpoint_height":11806,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}