Based on the file extension and name, here is what that string likely represents:
: If you have the file, watching the first few frames often reveals the title and authors of the paper on the cover slide. 088_4f65c0aea5gfgfg5df412 (1).m4v
: If this was downloaded from a course portal, the accompanying PDF or Word document is usually listed in the same folder or module. Based on the file extension and name, here
: This is a video file format, commonly used for MPEG-4 files. It suggests the file is a recording, possibly a lecture, a screen capture of a draft, or a video presentation. possibly a lecture