If this file was found in a GitHub repository or a specific dataset folder, the associated README or bib file will list the "useful paper" you need.
If you are looking for a paper associated with this specific video, it is likely part of a (such as Kinetics or UCF101) where videos are often renamed with unique identifiers for machine learning training. To find the exact paper, you might consider: 0h4kyz1vxvlrwdmh724z6_source.mp4
The structure—a long alphanumeric string followed by _source —is typical for: If this file was found in a GitHub
The filename appears to be a system-generated identifier commonly used by video processing or hosting platforms rather than a standard video from a specific research paper. Platforms like Mux , JW Player , or
Platforms like Mux , JW Player , or Vimeo that assign unique IDs to original uploads (the "source" file) before transcoding them into various qualities.