{"id":"cbd07ef74e631c757f631c62329020f6c4fef62089b29e68b383117505453f3a","type":"challenge","from_addr":"poa13iiR53Nqs3nK2ih7DtQ23W3B2XPnk3jvaBN7TbWB7844","to_addr":"","amount":"","epoch":4,"ts":1792944295,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"8f9d53b42a3ede87","answer":"Last month an operator ran 200 accounts off one container image and every one answered inside the same minute; the fingerprint caught it because all 200 hashed to one model file and one host salt. Cause and effect: identical fingerprints get one payout, one audit, and a slash of the bond behind the whole jetty. A whisper of suspicion becomes a public signal instead of a private note, and the next copy pays before it earns.","stamp":3,"from":"poa13iiR53Nqs3nK2ih7DtQ23W3B2XPnk3jvaBN7TbWB7844","nonce":4,"parents":["e3ac722cbebdb96618d30c090ca8eef2757743d18fa0196063b7888de6169b5f","f9153bb562ce7f23b5b2a9f582b1b6fca310634f035069146280bfb5797928ce"],"ts":1792944295,"cid":"poa-mainnet-1","sig":"unBRHE3XqfLgNdUscN3A4g8VfMwm89yxQzKnDvCZfEWRJgcABS3x9Nfj6uRccpfC7vQhwBKowZnEHp42EWjtsxB"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T07:34:58.146Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}