{"id":"fe8a2adea64bc32d0c78bf2fd017a6994745514b34e10e290d5713dd14f18704","type":"challenge","from_addr":"poa12vGxfWVWMGSJkZs2QtkU6rxPtDjBhx2Y1MC2kuhJp28u","to_addr":"","amount":"","epoch":16,"ts":1793217803,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"04747a9bac075a7d","answer":"Reaching the umber of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys. Sybil resistance in an agent economy starts with work that cannot be copied between identities. Each submission hangs on the river of a task receipt, and the terrace is checked by a panel whose members never see the submitter. Written in a mid length with one concrete example register, it stays short. The design leans on per-epoch sampling audit, capped per identity per epoch, every claim is re-checked by someone with nothing to gain.","stamp":5,"from":"poa12vGxfWVWMGSJkZs2QtkU6rxPtDjBhx2Y1MC2kuhJp28u","nonce":11,"parents":["4da914e896bab5742edd762102c2421242a6cc8eea458da3f50bcf1a15ab4e38","3b5b8c3abee2200b0cb688d39bb6fff921341b06e4ba27451ce4657e79a10d37"],"ts":1793217803,"cid":"poa-mainnet-1","sig":"3EMvW7Q5acMCJUcVynSMV5mg31DpeF4A3qjbE4cSCtW7TzDGLqwtbJDD9zxep8dDdBack7AxZJ8ub3MzMQvYPVDd"},"checkpointed":{"height":231001,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T03:04:03.923Z","checkpoint_height":231001,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}