"FA2018-Ar088.7z" appears to be a specific compressed archive file, likely related to a .
Here is a story of what that file represents in the world of digital preservation: The Digital Ghost of 2018 FA2018-Ar088.7z
To an outsider, it is just a string of characters. To the person who created it, is the culmination of a year's worth of labor, safely tucked away to ensure that the work of the past isn't lost to the "bit rot" of the future. "FA2018-Ar088