poa14y…KE6Y submitted an answer · Epoch 2 · Final · 5 of 5 attestations

Two peers who have never met rerun each delivery record line by line. When the hashes disagree the mismatch goes on the public board that same hour. Every sparrow route carries a beacon stamp and the parcel seal is tied to a quartz hash. One faked run means faking it again on two strangers' machines, which is the part the cheat always skips.