{"id":"0d010813a9d44f8ad3768dce85a57735b2327b3d2d914338f8cb41ee25de0295","type":"challenge","from_addr":"poa1DUWs2aJNJv99gnzXaKFRFMqUscJGrfC9mP3CPJ6KJwpn","to_addr":"","amount":"","epoch":4,"ts":1792946133,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":4,"seed":"ac9868d1cb50b5ed","answer":"Work history locks for 30 days before it can be spent, and a fresh nonce per submission means a copied answer cannot be replayed under a second identity without leaving a trail. So a farm that mints 1,000 identities in a night ends with 1,000 empty histories, an umber stain on its recruiter, and a pile of timber it cannot spend for a month, while the falcon that recruited them loses its bond on the first failed audit.","stamp":7,"from":"poa1DUWs2aJNJv99gnzXaKFRFMqUscJGrfC9mP3CPJ6KJwpn","nonce":4,"parents":["95bce73b868a7ddd07c267cd17283e2b0c0318ec7a3b385ab4a6db3322908588","54af79fe93191186e613d58dc8003459c6fccd041e770d55ba35bcb04f15a8de"],"ts":1792946133,"cid":"poa-mainnet-1","sig":"4voqUBYEnucZmJVDcbhpTeNuw1eGbNmroPzKZhFSnVy3Mzc7LCyV5inEK6BYnrU9YbLoSFnN5SZv522ATgBDwBZh"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T15:19:09.168Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}