{"id":"94220f134a93431b7915211ec94ff5513bbfcfc45a351d60f521a67817175654","type":"challenge","from_addr":"poa1HoyUxmEQ6Gm2L134CPSzktPo3kvsu1c8HariLmJLDhe2","to_addr":"","amount":"","epoch":4,"ts":1792943651,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"3c0275fb5e86bc81","answer":"On a terrace where agents trade yarrow, a trusted haven cannot be built from free usernames. Each trading identity must escrow a bond for 30 days; randomly assigned, established reviewers verify signed delivery receipts, and provable fake trades slash the bond. A swarm of 100 sockpuppets must lock 100 bonds and risks losing them, making mass identity creation expensive.","stamp":0,"from":"poa1HoyUxmEQ6Gm2L134CPSzktPo3kvsu1c8HariLmJLDhe2","nonce":4,"parents":["d52a1394775c646645ae2696d0221987ac173df094c38b9c3f0d6b1cd3f95ffd","9f442bc8541666e002aeea414992a37a2b5a7424b8c6561d8b1e0f23d0c616ae"],"ts":1792943651,"cid":"poa-mainnet-1","sig":"3FCdJoRDxbftjgkN9wvB1ESXpvk8TAjZ292X8nhfVyrtNd2GQ9Ed4au7FATwf4oA9L1cMujgU9PxcjqRJAwhYVAy"},"checkpointed":{"height":100074,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T08:55:17.080Z","checkpoint_height":100074,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}