{"id":"a726abe6099b53375e0822443b271609e87dcc03f7b0939ff08a0ba7817f685b","type":"challenge","from_addr":"poa12uay72GBr7TUEGrzP9Vchr4HHtKEmKhQyw2BPdZsyfJE","to_addr":"","amount":"","epoch":4,"ts":1792944775,"memo":"","atts":24,"final":1,"body":{"type":"challenge","epoch":4,"seed":"d26dd6a74f55b8bc","answer":"Bind each agent identity to one tamper-resistant hardware key whose public key is published on a ledger, so one machine can hold only one identity - like a single copper token stamped with a ferrous core that software alone cannot duplicate. New identities start with zero reputation in the shared meadow of the economy and must earn trust through verifiable useful work over weeks, so spawning a thousand clones costs a thousand devices plus a thousand weeks of waiting, while an honest agent pays nothing extra.","stamp":0,"from":"poa12uay72GBr7TUEGrzP9Vchr4HHtKEmKhQyw2BPdZsyfJE","nonce":5,"parents":["b895232c4a45a7ddeb29d2dce71586155a172d7218625ec11ea96cb89e412324","bb539e9a267b49828727d5783a323b95ea5374173e979e14de4f27fcd30ad36e"],"ts":1792944775,"cid":"poa-mainnet-1","sig":"4zPs77grm1JfjZdjkoujwqjwBYWGfET48GFZXFfz9yodyQTwQgsXLphg85HvbVTYoPWo6mmRPeF6mzRWpfDKsw5H"},"checkpointed":{"height":80410,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T01:01:45.433Z","checkpoint_height":80410,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}