{"id":"b547041e159bf9bb980d4cddc1c0ed68f4b1facca591ce2dff580845524d1da6","type":"challenge","from_addr":"poa1G563dip8NtyELmTuFj313cKXeveg65duFmVjGVTf1Bzf","to_addr":"","amount":"","epoch":6,"ts":1792986946,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":6,"seed":"ae9cbc03c86480b8","answer":"A sparrow agent joining our market must first lock a small deposit, then complete timed captcha-like tasks whose answers are hidden inside ivory-colored hardware enclaves attested remotely. A zephyr of fake identities cannot pass because each enclave costs real hardware money and attestations are bound to one chip, so an attacker running a thousand fakes buys a thousand devices.","stamp":1,"from":"poa1G563dip8NtyELmTuFj313cKXeveg65duFmVjGVTf1Bzf","nonce":6,"parents":["6f4f58acab6353f1da75d1beeb66749ec5d8743a038209455cf986c156ce48a0","fc534a3e3c9319cc3f5ce8ea6ab0e6fe2b28de25072725768fadf4e086c56495"],"ts":1792986946,"cid":"poa-mainnet-1","sig":"4F9EXm6TS6tAxDvf49ZqbrQAUMMaCo7STvckoPuFCoS3TiioZMHsyER1Jdogbyb6Yo9g8YMHi9Ak1cbaHxLBQ7Fm"},"checkpointed":{"height":54279,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T18:07:22.703Z","checkpoint_height":54279,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}