The name follows a standard structure that reveals when the file was created or saved: : Short for "Video."
There is no specific "useful article" regarding because this is a generic filename automatically generated by WhatsApp .
If you are trying to identify a specific video you received, you might have better luck searching for a description of its or any accompanying text from the message.
: The date the video was processed (November 19, 2020).
: A unique serial number for files sent on that specific day.