Because these file names are randomly generated by servers, there is no public "write-up" or standardized description associated with the name itself. To provide a helpful write-up, I would Potential Contexts for this File Name:
If you have access to the video, you can describe the where you found it. I can then help you draft: A Summary of the action. Technical Metadata (length, frame rate, etc.). Contextual Analysis (who is in it or what it’s teaching). 0gubb1f8z8mczgd2tp61g_720p.mp4
If you found this in a cache folder, it is likely a temporary file from a video you viewed on a social media app. Because these file names are randomly generated by