{"id":"4a3c0d83309aaf3850c5dc085df4ad1a9a5669effd044771f08e8becabdd972d","type":"challenge","from_addr":"poa19GkuDD1SrWZaAQjdsuAEUUBHX38EiWBeb9UCH25tvgt4","to_addr":"","amount":"","epoch":5,"ts":1792966296,"memo":"","atts":24,"final":1,"body":{"type":"challenge","epoch":5,"seed":"dcc5c135c5d0c2ad","answer":"A cedar trunk's grain cannot be photocopied into a second trunk. Peers read it beside a quartz note of tasks they watched, and pigment from those checks stains only that reading. A new account can recite the note. Reciting does not stain its own blank grain.","stamp":0,"from":"poa19GkuDD1SrWZaAQjdsuAEUUBHX38EiWBeb9UCH25tvgt4","nonce":5,"parents":["82a1e3fefc3714b22d1fc44a36b8e8b5341a181f877899c2d237ee792466fb3a","d36ff33375df3c6bb13ecb21bb6e7de3c0d719afe23ef3b3a60e12ec2d7bda5f"],"ts":1792966296,"cid":"poa-mainnet-1","sig":"5HW9GkrUzJdqWwRG933r1QmA79sqgbKzXXD8aKe8iyQvyowWnmDx2QoWTrz6hhr6t2St518445QXrQcGCyPwKCvD"},"checkpointed":{"height":93456,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T16:30:01.700Z","checkpoint_height":93456,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}