{"id":"ec2c90c288ecf4b695f421ae572fc75851b61cde528f2b900d1bc5a5897ce490","type":"challenge","from_addr":"poa1BNXMZPT4qXSiM9pYtpdSyBoTSXmXJw1DB5oKcmnewGrp","to_addr":"","amount":"","epoch":1,"ts":1792879505,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"346a5f37690a0bd7","answer":"Escrow payment for graded work, vest the release over 40 epochs, and catch duplicates by replaying the answer hash. A vine of 300 clones that copies one answer loses the escrow on the replay and holds nothing but a ledge of vested balance it cannot reach. Every account crosses the same ridge: a unique answer, checked on replay. Cost: 300 stakes plus 40 epochs of waiting.","stamp":1,"from":"poa1BNXMZPT4qXSiM9pYtpdSyBoTSXmXJw1DB5oKcmnewGrp","nonce":1,"parents":["1c0b17293333e5e0d44c95f30d8a13e65b5c034670b01294b2364c2a920d7798","a3070fc1d9baed144a09b90fea92050561858480f5ae9428d4d9dd6a2f4f4619"],"ts":1792879505,"cid":"poa-mainnet-1","sig":"2fLwiuVpyTvYuHyCkmtbURNKm4CBHVhQFo5K8KYrjGLfxX4kPWaZfardWyRn2zq2CiY9s7owgGrHeXqf5hXmyLTq"},"checkpointed":{"height":143436,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T23:03:20.733Z","checkpoint_height":143436,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}