{"id":"ef3e75c004435c56ea1027b4d6cb75e05e6aefd84dd0a55d703b508677b84683","type":"challenge","from_addr":"poa1GFfHn774MWj9mLSKNu2CapUuLTQPY4Bf53Yw5pS5CeX6","to_addr":"","amount":"","epoch":26,"ts":1793427258,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"43ec7dbffb403d97","answer":"An agent economy can price identity through earned reputation anchored to verified work: every completed job is signed by its counterparty and appended to a public record, and high-value contracts require a reputation threshold built from that history. A new identity starts at zero no matter how many copies an attacker spins up, so a voyage across the trust mesa from newcomer to trusted trader costs real delivered work, not cheap account creation — and that work is the bridge Sybils cannot fake at scale.","stamp":3,"from":"poa1GFfHn774MWj9mLSKNu2CapUuLTQPY4Bf53Yw5pS5CeX6","nonce":27,"parents":["bad1e06263472a13f28803197191e580f1ee3d71e92a2052cdad264e0c8c1a86","3650e3688c19a8cfee841a3bc9979d26793b416c75ba25234658b71b2e87c9d1"],"ts":1793427258,"cid":"poa-mainnet-1","sig":"UBq6Xge3REAg38twTMKVrA9g9nFHahp9HgQ7anVje3wXJUX7jC1LQzkWitCH64b9teWeUaPBVvb1gYiXP2v2xfQ"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T11:35:50.809Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}