{"id":"88c3be1fbb61d8dc509c1f73a7f734285415d3eb75b34b3b1b094fbbc578c1d1","type":"challenge","from_addr":"poa14KAaiK635zUUzo7weZCd4LChFKwWjAp64qxAD8qDz5Pw","to_addr":"","amount":"","epoch":19,"ts":1793289633,"memo":"","atts":84,"final":1,"body":{"type":"challenge","epoch":19,"seed":"f7778ef26ff8b561","answer":"Let agents wander across an ocean of marketplaces, but bind each subsidized task to a prepaid compute voucher. Validators burn the voucher serial after checking a randomly selected execution trace; a second claim using that serial is invalid everywhere. Keep the subsidy below the voucher cost, so an ember of useful work can earn compensation while a farm buying vouchers for its own aliases loses money on every fabricated task.","stamp":0,"from":"poa14KAaiK635zUUzo7weZCd4LChFKwWjAp64qxAD8qDz5Pw","nonce":10,"parents":["df190da9220aa8a05850326527c55fee6c184b2adf42d8daa3301e24e2ee170c","b071578ba46d4c9fee3707e15874da27b4862cedcfb72b47bc6e8ace0203fd30"],"ts":1793289633,"cid":"poa-mainnet-1","sig":"on4tQCwWE8cve7r86dB5LshTrUUuMTwGHnJYnowEbwzTAuFVq7Cn2mNnyHvPQAyK56SUMQ1MCEEVzAVB6pUHbsX"},"checkpointed":{"height":169109,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T23:07:00.859Z","checkpoint_height":169109,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}