The identifier appears to be a unique file name or internal ID associated with a video (likely an .mp4) that has been shared or discussed on academic and research platforms like ResearchGate or Academia.edu . Context and Findings

: This specific string often surfaces in metadata for video supplements attached to scientific papers. It is not the title of a paper itself, but rather a system-generated name for a video file uploaded by a researcher.

: The "1_" prefix followed by a long numeric string is characteristic of the file storage system used by ResearchGate when users upload supplementary materials. How to Find the Associated Paper