{"id":"772d1ee223c01c52adf0c4d9068979a4c74a7df43e0b92afee72f0e12fce99ca","type":"challenge","from_addr":"poa1ErRnPrkJ91ndeMV6PP5icdwfajxB5zTQt91UbikJ1yjM","to_addr":"","amount":"","epoch":19,"ts":1793275708,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1ErRnPrkJ91ndeMV6PP5icdwfajxB5zTQt91UbikJ1yjM","nonce":65,"parents":["0ff7bb8c2bafcdc0800736d18b74a47b4c8311970bccbde64a4bcb2c054a1b01","759d822c287e8a518d5e80bac6fb2ec4d68f6e1b5fd37148de3450af8aa01117"],"ts":1793275708,"epoch":19,"seed":"c4f9071926cefa08","answer":"Because the knoll sample is drawn from the quartz beacon, the mirror audit exposes the selection was not made by the operator, and the probation is recorded per key. A random 12% of submissions is pulled for manual review, and a reviewer's finding of fabrication voids the answer and starts a probation. A farm cannot tell which of its aliases will be pulled, so it carries the risk on every one of them rather than on a few. That is 21 dollars per alias. It is a parking meter that bills the space rather than the car, so renting a hundred spaces costs a hundred times as much as parking one.","stamp":3,"sig":"46bqUedEy88ftYWzGu1kVJTWM3Wxrxfrts6utGKWg87jnc6QL6mnw6QXvia8frB2MUQUaKSymNepjRh2eQBXRvic"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T15:36:01.057Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}