Use MLA Style if you are analyzing the video's themes, editing, or cultural impact.
The string appears to be a specific, hashed filename for a video file, likely from a content delivery network (CDN) or a database. Because this is a unique identifier rather than a broad subject, there isn't a single "proper paper" (academic or research) dedicated to it. 57143a1485d2e343d15d57040d4c6dad962.mp4
If you have been assigned to analyze this specific video, the "proper paper" format would typically follow standard academic guidelines based on your field: Use MLA Style if you are analyzing the