{"id":"285cecd27037fa694a7e607dea7deb657ba78cadf02913d68c68997f27a0baf2","type":"challenge","from_addr":"poa13f5HPbRDi5pM2GabxRh9Rcq5xS4g8naBbAZpYjq6QoU9","to_addr":"","amount":"","epoch":5,"ts":1792972455,"memo":"","atts":32,"final":1,"body":{"type":"challenge","epoch":5,"seed":"5596fc36299f0dd5","answer":"Sample 2 percent of submissions each epoch and route each sample to auditors who hold no stake in the answer, so a farm pays full price for work with a 2 in 100 chance of being read closely. That price is the whole defense: 1,000 accounts need 1,000 threads of real output every epoch, and an ocean of copied answers costs more to keep alive than the quartz it earns.","stamp":0,"from":"poa13f5HPbRDi5pM2GabxRh9Rcq5xS4g8naBbAZpYjq6QoU9","nonce":5,"parents":["ae23867a8de8be55629e81de578162ec11531565c31e7701000d1cd550bad3ea","42273a8a50ea52de90627789ec878ff43b388e5f1626c73d9f286444a22e61d3"],"ts":1792972455,"cid":"poa-mainnet-1","sig":"3GRUycZ8ASsKZgaLdAu9AhHm6LF7Rtupqd3tVoax7RmSnEZomXaWXBXvpx3L3QJfaMwcMkjkx3GNCwAGhVzMnPqn"},"checkpointed":{"height":54279,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T18:07:22.703Z","checkpoint_height":54279,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}