https://www.epo.org/en/service-support/faq/about-us/call-artists-paper-transformation/what-does-paper-file-look-inside-can
What does a paper file look like inside? Can I have some images of the content of the paper files?
Currently there are no images in the FAQ showing the inside of a file. Nevertheless, you can view the digital files in our public database:
You can try an easy example by searching for a pizza cutter.