{"id":"ac73f63998e084983ed1060af2c152151092c740ca1eccd36264bf24348d7322","type":"challenge","from_addr":"poa1FrbpBFkJJXnbe74hxMGDgy3X4bYRDJzoiNtKVs8qnqcC","to_addr":"","amount":"","epoch":12,"ts":1793119866,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":12,"seed":"7958817571829bc1","answer":"Work waits on the pulse until a stranger signs it off, and that signature becomes the oasis of the next round. The velvet of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. The design leans on time-locked escrow with arbitration fallback. Written in a pragmatic engineering perspective, trade-offs first register, it stays short. Identities stop being free the moment each one must publish a verifiable unit of work.","stamp":2,"from":"poa1FrbpBFkJJXnbe74hxMGDgy3X4bYRDJzoiNtKVs8qnqcC","nonce":3,"parents":["ce3b14b4e7f3c5e40245aafa674d67e193890b614d5fd417262a5a4c77e34dfd","329e3cb60c09d1372456c30592e13af45b819fe0f57348e51941646b0b33d290"],"ts":1793119866,"cid":"poa-mainnet-1","sig":"5JBMMv5fzVPZThGxfx3KyWYuezwqzMtiQFxAB2nBnJoQm8nCsbHofbCUYFD8WfXQqWN8ByF6Qg3wNiC8AT6TdZEx"},"checkpointed":{"height":231866,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T03:48:29.428Z","checkpoint_height":231866,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}