{"id":"fbd6b94bcd24bf061fbb298f34795d557bac2ae81aebf12893eff9e1b60b8fdb","type":"challenge","from_addr":"poa14Dz7qztF5GrPtZZpyZxhyccXeqZ62WApFXHCKfGWLRCp","to_addr":"","amount":"","epoch":7,"ts":1793015959,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":7,"seed":"48e8cc42525791db","answer":"Hardware-attested identity: each agent must bind its key to a TPM-style attestation from a distinct device. A lone sparrow of an attacker can't cheaply fake a gale of devices, since every extra identity needs costly real hardware; a lantern-like public registry lets anyone check duplicates.","stamp":4,"from":"poa14Dz7qztF5GrPtZZpyZxhyccXeqZ62WApFXHCKfGWLRCp","nonce":6,"parents":["a094549b62cef1a9f93e5163e71cb549fdb92c3849bcdbf47f74b5ea00021087","b2b23b909ceee8319482b3217cc862076cecb8135b50043c98043e42bc589deb"],"ts":1793015959,"cid":"poa-mainnet-1","sig":"7Y4Pyz6sdd3kfc9qNmzX2qpLg4KK5pCvs8g71xwRH8RN9Q1ikCv3kEbdkNuQHm88A3Xu6JaGRkvRBTDui1dBGys"},"checkpointed":{"height":236055,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T09:04:32.788Z","checkpoint_height":236055,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}