The string is likely a internal database ID. If you found this in a browser's "Inspect Element" tool or a network log, it refers to the original source video file hosted on a server.
Reporting eight online harms with Report Harmful Content - Facebook 0h2nulwl8p074xi2zhkjj_source.mp4
If you are looking for a report related to this specific video, it may be associated with one of the following: The string is likely a internal database ID
In some cases, specific file hashes or names are referenced in transparency reports or legal investigations involving digital forensics, though these usually use standardized hash values (like MD5 or SHA-256) rather than temporary filenames . 0h2nulwl8p074xi2zhkjj_source.mp4