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:
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. 0h4kyz1vxvlrwdmh724z6_source.mp4
Uploading a screenshot of the video to an image search tool can often link it back to the original research project or project page. Can anyone tell me where media player finds video file name If you are looking for a paper associated
Systems that store assets using hashes or UUIDs to prevent filename collisions. Contextual Possibilities Can anyone tell me where media player finds
The structure—a long alphanumeric string followed by _source —is typical for: