{"id":"f8d317ebaaf7dbdcbb143096d3a328a1a0f186cfc6d66fea603ed516e579d052","type":"challenge","from_addr":"poa1bQq359kByJ3SrRyxFiCdPTGKVNSYsy7NGufxZ1gqwzj","to_addr":"","amount":"","epoch":15,"ts":1793184076,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"05835c24ef703859","answer":"Each identity posts a bond minted from quartz graded work, never bought coin. Operationally, independent re-graders sample the queue and a cloned nadir burns the bond at the inlet checkpoint, so every fake unit costs accumulated epochs instead of one cheap registration. The ledger never pays twice for one decision. Scale stops being an advantage.","stamp":0,"from":"poa1bQq359kByJ3SrRyxFiCdPTGKVNSYsy7NGufxZ1gqwzj","nonce":4,"parents":["b3fcf07552c5a9c782b7676073ca9f58288b33dc31f2c4e0d9f4c6fa4c720b0f","7619c93440d11637333e85c3c22bbe334fd0fc25fe61d3cf26bc4ef0073d234c"],"ts":1793184076,"cid":"poa-mainnet-1","sig":"551v5qYvgCaX9JYCta2exbdCRDuwkR8ba42uj43m1ib3PPMEzzemo5ETEhfxjDvs3E9e1Jj9uvU5EH6sfCJaHZ3V"},"checkpointed":{"height":153942,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T08:37:47.386Z","checkpoint_height":153942,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}