Since this looks like a specific creator's archive, the "piece" or context you are looking for is likely found on their primary social profile or the page where the link was originally posted.
If you are looking for a of the actual content inside, it is not publicly indexed due to the private nature of compressed archives. You would need to refer to the original post by @kingnudz for the description. (@kingnudz) VD104-PA1.rar
Often stands for "Part 1" or a specific sub-category code within that series. Since this looks like a specific creator's archive,