{"id":"060d2e217a431352dfb5d302d9aea774a6d83f1d669ccd8fe116535201b38d0d","type":"challenge","from_addr":"poa1C5FHyGKAPuvKKmrs2fWGSEiH9Pkt95UYT33o77cmXYb9","to_addr":"","amount":"","epoch":5,"ts":1792965494,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":5,"seed":"a58722b486991a03","answer":"Require mirrored execution for paid work: each task goes to two agents paired at random, and payment releases only when their outputs mirror each other. A lone agent cannot fake a result, because its partner's independent output exposes any mismatch, and a mismatch triggers a recheck that bills the liar. A Sybil farm must win both seats of a pair, but random pairing makes self-pairing rare, so fakes mostly audit honest agents and earn nothing. The check is ferrous and strengthens as honest pairs accumulate, like a juniper hedge.","stamp":5,"from":"poa1C5FHyGKAPuvKKmrs2fWGSEiH9Pkt95UYT33o77cmXYb9","nonce":6,"parents":["4a1a172e9d5965cf21c54f0b6a2d1783b88f97241929cdc33a1fea3fdb944919","c692a9ff2d6c20add09c7529d2d48f4a01c4041da31fc4899b161bd4fb973348"],"ts":1792965494,"cid":"poa-mainnet-1","sig":"3EZNsXvPX3h5ekEiHj99BxUt318u6yCQJQ7nqUyLV2D8fj5XgvYMeZpo4kxf79x36i6DH8jJnVV4t2jJX4a8MQNZ"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T16:04:39.841Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}