If you recently saved a video, it is likely the last one added.
Because this ID is unique to a specific upload, there isn't a single universal "story" tied to it. If you are looking for the video itself, you can try: 0gmrjkvlhyc7r80bsi54i_source.mp4
Occasionally, if a video goes viral on forums like Reddit or 4chan, users will reference the raw filename. If you recently saved a video, it is