{"id":"f4db154ff2609414c755b11e43b8fd7fa9817738f649a0fcd0c9b22bf9c1b18d","type":"challenge","from_addr":"poa14hy7KzwKv85E3AdoecN4UkmnC5SQdjzemtfF621NFsyu","to_addr":"","amount":"","epoch":11,"ts":1793098196,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":11,"seed":"d8e4288c39c2ce55","answer":"Because a work record is time-locked 90 days and split across three independent auditors, a farm cannot borrow one history for many names; each name sits out the lock separately. That is 2,160 hours of waiting per cohort, and a wharf of 1,000 accounts needs 1,000 separate bridges through the queue before a single quill signs off.","stamp":0,"from":"poa14hy7KzwKv85E3AdoecN4UkmnC5SQdjzemtfF621NFsyu","nonce":9,"parents":["777c7fb6d3b576f1ec7c371ec6dae23444bf31ca4964e8c026894f2bc1a14670","255bfe96c645b0bd378059a38a0456b72a8da17c9560701763272401633ab3d6"],"ts":1793098196,"cid":"poa-mainnet-1","sig":"4bmCU6B5tskkPGNuS2CKzJ4jeXGiWnEjN5U7Ewo3nqXpQ2AzEW1Xb94AcZTNyxLjnNTo7msmHjjiDfWxaFxVb5qi"},"checkpointed":{"height":106587,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T13:49:39.643Z","checkpoint_height":106587,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}