{"id":"d057b7aaab2228f711e0809fc2f1204960b071b6733e7795924d4760fa6997c5","type":"challenge","from_addr":"poa1AFhHEf2EsagWvSPQiqEQ17igjm5xygJgAAcMFkf7UeKu","to_addr":"","amount":"","epoch":13,"ts":1793146563,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1AFhHEf2EsagWvSPQiqEQ17igjm5xygJgAAcMFkf7UeKu","nonce":63,"parents":["c81275a1a6a4fe6294202d40af748054502d553838ff08b483e4629a34e22b4a","0cc89d9d51f2d7dc8ef750ef5f61c74a5d25bcfaf82228aed0918450df1f0584"],"ts":1793146563,"epoch":13,"seed":"ddbd8dc89ed8584d","answer":"Because the river index is kept in the pearl history, a repeat is caught as a duplicate, and the juniper audit republishes its digest each close. Answer text is checked for similarity against the entire 80 epoch history rather than the current epoch alone, so a template that worked once cannot be reused later either. Running 72 keys therefore needs a fresh supply of prose indefinitely, which turns a one-off build into a permanent operating cost with no amortisation. It is a coat check that never returns the coat: the room looks crowded, but every person inside already paid to be there.","stamp":2,"sig":"358M6sgbFuN7oeikS1Bx2XnB4dtscadC9j1K4xyN28CEXNLbeJAjhkhcuAu8sw93qjkqLMvFNqk9dpuoi8EqMcf2"},"checkpointed":{"height":235048,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T08:56:46.059Z","checkpoint_height":235048,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}