You can identify the content by checking the file's properties for metadata, such as the creation date or source application. MP4 files explained: How to open and use - Adobe
The filename "0gxh3pr8xud5gulxdnzfr_source.mp4" is a machine-generated identifier typical of content delivery networks (CDNs) or social media backend storage for identifying uploaded video files. Such filenames, often indicating an original source file, appear in browser caches or app data from platforms like Discord, Twitter, or TikTok. 0gxh3pr8xud5gulxdnzfr_source.mp4