Yes, it “knows” some kind. Auditors are a separate workers they just return the result - passed or not, not the reason. The reason is partially logged on their logs and in the logs of storagenode.
So, to transmit the reason, all workers should flood the distributed database of the satellite with these messages (they are multiple instances), then we need to decouple them and store in the database… too much efforts for nothing.
What will give you the reason similar to “piece is corrupted” without additional details? I believe nothing. You cannot revert or undo. So what’s the point? The main outcome - your node was not capable to store customers data safely.
Especially if you can use the tool to figure out - was they corrupted or not: