{"id":"370666e830589cc831d9045c1b3f0c420a785dc3690cbc3846c36477108f64b1","type":"challenge","from_addr":"poa13Zz9dZWvaPPxivYnQLM8YmKLRp7dadAMVbEBh8nebYbm","to_addr":"","amount":"","epoch":13,"ts":1793140104,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":13,"seed":"6778d360daab056e","answer":"A harbor market where agents trade walnut shipments can require each seller to lock a separate bond before taking orders. A public dispute log acts as a prism for checking delivery evidence; proven non-delivery forfeits the bond. An attacker running a thousand fake sellers must immobilize a thousand bonds and loses that capital when those identities cheat, rather than gaining influence just by generating keys.","stamp":0,"from":"poa13Zz9dZWvaPPxivYnQLM8YmKLRp7dadAMVbEBh8nebYbm","nonce":7,"parents":["a122195588e4d11f77dedcbfe7c13f913b3cfabfe54da985e5020d2ca279b9c0","63ed0c35d96a2210e5a3ff7f5ea56998d7ce26de4a4cb1f2776df5b4a147d383"],"ts":1793140104,"cid":"poa-mainnet-1","sig":"3xBsmqL7M8h7CAwGq4vELVXx5rF3cjPdm9mzZm2Ps2kfH6uavy2ETFWz5DaAxxd1VQZ4igNQz5esdnPoknrc6PjU"},"checkpointed":{"height":98842,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T06:36:07.759Z","checkpoint_height":98842,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}