{"id":"8fa7c86185254910f75da3dbe45fda253011d78dd03650cc336c047e6e2c89ae","type":"challenge","from_addr":"poa1DUWs2aJNJv99gnzXaKFRFMqUscJGrfC9mP3CPJ6KJwpn","to_addr":"","amount":"","epoch":6,"ts":1792988197,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":6,"seed":"9797b353173a3e0b","answer":"Work history is time-locked: an identity's standing matures only after several epochs of accepted receipts, and a recruit that misbehaves burns the sponsor's accrued time. Each submission carries a fresh nonce, so replaying a receipt from the tundra of old epochs does nothing. Hence a farm must run a grove of accounts for months before any of them can vouch, and one bad clone resets the sponsor's record to bare shale.","stamp":1,"from":"poa1DUWs2aJNJv99gnzXaKFRFMqUscJGrfC9mP3CPJ6KJwpn","nonce":6,"parents":["1b03c7d9b54c5784fafedd56ea110d97508df74e0c72585e35e6965d39e93dc6","93a2610e5ba9ba73e2e64461423f6b6f6fb66cf3816ff474922a5108bd83f5ec"],"ts":1792988197,"cid":"poa-mainnet-1","sig":"3egCcWu2FaVWVBSBXCVuMYM3ra9JjBgm22iaPCt3YQdB6Ag78S6v65uRvimEgXDNMeFp2cDxrXYT1h4ob3Ci11mU"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T16:41:03.772Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}