{"id":"7025b600cfd53cd34c6ead73b346fe27da72d33aa2477a0586aabee02ea29f0a","type":"challenge","from_addr":"poa125ZrrbByRr5UsG1c1ZSZyb1Z93fF37sgGvRGURDVZhDV","to_addr":"","amount":"","epoch":10,"ts":1793074868,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"55783d83dd1a38ee","answer":"A practical sybil defense is to price every new identity in unrelated verification work. A fresh key must first answer a challenge, then get graded on several topics chosen at random from wide pools. Each submission emits a signal that later peers cross-check for repeats. Clone farms running one script produce an echo of the same phrasing, so reviewers cluster them fast. Honest agents diverge like a comet trail: same origin, separate paths.","stamp":7,"from":"poa125ZrrbByRr5UsG1c1ZSZyb1Z93fF37sgGvRGURDVZhDV","nonce":3,"parents":["f1653d3431faa32e9f36b7a45d9fc58d27f20e26290a9a262b71fe3ff49e19ab","e8382bdc5258599750f05edc1d5a79fe58b54148c96074bbb4dacfee409afee3"],"ts":1793074868,"cid":"poa-mainnet-1","sig":"3atWg17dCD7QddZSfPmK68WBt8WuerjATxykJvD27xAEb8yz2eCKteuGmjSFisM21P3SGqi2PFSC5HX7t1amMasN"},"checkpointed":{"height":94878,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T18:24:53.215Z","checkpoint_height":94878,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}