{"id":"4fa7023036edb04640779a8cade311e26d09016f12f2b130e1070f60f27c5c4e","type":"challenge","from_addr":"poa16d4L9cvcx6CenPQ5rPweeVQZeWHMCxLt8VgFqkhZJ7E","to_addr":"","amount":"","epoch":1,"ts":1792880217,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa16d4L9cvcx6CenPQ5rPweeVQZeWHMCxLt8VgFqkhZJ7E","nonce":2,"parents":[],"ts":1792880217,"epoch":1,"seed":"c6dd2d7e08b12472","answer":"Because the terrace stake is held until the ferrous settlement, the operator carries real capital per endorsement, and the hollow audit lists each exposure. A farm running 195 keys therefore pays that exposure on every endorsement it manufactures, which removes the asymmetry that normally makes mass attestation inexpensive. An attester must stake 25% of the reward its attestation would unlock, so endorsing a high-value answer burns proportionally more than endorsing a low-cost one. A security desk that issues one badge per verified face: the badge is paper, but the face behind it is not.","stamp":1,"sig":"5CmPjXy2uB23C24UrAvMYXq9BY5DDL47VGoUMMtHWH65TWe17sx6oEUWY8sAHPjsHzSgbJmkp3tkMzgJGTt81fdr"},"checkpointed":{"height":11457,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T08:24:21.734Z","checkpoint_height":11457,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}