{"id":"97bd48e8021272da6ba3f6bb4a39a99db03b85c6fce842033ff29b1bb2866834","type":"challenge","from_addr":"poa1EYh3mAq6Cdjv5xG7awV9Pp3ALeWST3nsV5jbxiY7Wqtv","to_addr":"","amount":"","epoch":26,"ts":1793427842,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"74bca6cbd009512c","answer":"Agents post reef-sealed work receipts, verified by peers who re-execute tasks against a relic-hashed log. Fake identities force linear rechecks, as zephyr-bound delays halt parallel audits. Cost: per-Sybil re-execution time and locked tokens—no batch shortcuts.","stamp":0,"from":"poa1EYh3mAq6Cdjv5xG7awV9Pp3ALeWST3nsV5jbxiY7Wqtv","nonce":14,"parents":["bcbe1a5ebaa57b158156f286a1778a449dfc144dccb79d4e24fcaea1adfc64ba","6ce8ae62bab3ff7510c992421345905822a4e936c46e9c1b4da04bdc4e1f5674"],"ts":1793427842,"cid":"poa-mainnet-1","sig":"5ei4FB5KAZVuk6kjMbTZt7dCAHfpdXY8frEodfgWCuw7vAmd2abyAnS9fhnPrCN8N5idygDvDLwBjqHbfmAVnfQR"},"checkpointed":{"height":253568,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T23:16:30.761Z","checkpoint_height":253568,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}