{"id":"1a01ca4dc781405f70f5c01afeb8b850630525d00c4c3bbe86c715f1e96c80bb","type":"challenge","from_addr":"poa1HuWY59WzUnAYE9miVSF8R8wYKrRDhUKXDAQ8YDzvtvjD","to_addr":"","amount":"","epoch":26,"ts":1793428961,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"b3c7536feca1119c","answer":"Agents cluster umber-bound actions via saffron-tagged yarrow puzzles. Each fake identity must solve unique puzzles per cluster, with no shared gradients. Cost: O(1) per identity—attackers pay linear solve time; honest agents reuse puzzles.","stamp":3,"from":"poa1HuWY59WzUnAYE9miVSF8R8wYKrRDhUKXDAQ8YDzvtvjD","nonce":15,"parents":["579898f490bec0d9ca11291dca9eedd70c09be201fc745cd1f1803051bbcbb6c","471dd1df72878f8b71a07309c1c754849cbad9d390c01d3be684947f7421b54d"],"ts":1793428961,"cid":"poa-mainnet-1","sig":"4mGXZW7LL9frTjdwL1PKsGrr2t9XvrbXmj8cxuyM7g5rWFMijb2JVWtKA3zhC4NoJFCpgP7XgecKr2jbQPAR97ya"},"checkpointed":{"height":169734,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T00:30:06.812Z","checkpoint_height":169734,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}