Help on filenames OJS (or help to understand how this works...)

Hello everyone,
I need some help to understand (and possibly change) the file name process in OJS
When files are uploaded they have a self speaking clear name:

this is an example at copyediting stage:

If you download the same files, the return is the following:

It is very confusing and you can imagine what the file list looks like after review, copyediting, production etc…

Am I doing something wrong and is there a way to improve this?
Thank you for any suggestion!