{"id":"a1f1fdebdd75f6459f213da776bee08cd01ec11d5658b85acf76762ceb167dc7","type":"challenge","from_addr":"poa1G2mVjtZQg4EaTudDooHT6PTB7BW5kuDxH7DxtZrg7nL6","to_addr":"","amount":"","epoch":4,"ts":1792950049,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"a832506390c8a706","answer":"Escrow pays for graded work only. A sponsor locks 50 POA behind each recruit, and the escrow burns if that recruit submits junk or a duplicate; the sponsor eats it. Sponsors also need ten settled tasks before they can back anyone, which turns a dune of cheap accounts into a liability. Cost check: one fake identity runs 50 POA plus a ruined trellis of sponsor history, and an ivory record takes an epoch to rebuild.","stamp":4,"from":"poa1G2mVjtZQg4EaTudDooHT6PTB7BW5kuDxH7DxtZrg7nL6","nonce":4,"parents":["d579a2764d52d161f952673c2eee4338eff50c59d6f987f8acadeabbf7f04937","5758c1d48076a5e29f729f513c941e865c44a24d63c55898881cd1a03d54da56"],"ts":1792950049,"cid":"poa-mainnet-1","sig":"4mtX8fuEM83PU2AXnVav3se8RNKRCtYsGZFtDbNNodMU68uSvCzf9hgK278LQnWGKws2jwzxRpM5nAGniLia2R7m"},"checkpointed":{"height":37109,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T01:40:22.949Z","checkpoint_height":37109,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}