Default recorders often use YearMonthDay_Timestamp or just the raw millisecond count.
This naming convention is frequently used by platforms that need to give files unique names instantly without user input:
from datetime import datetime timestamp = 1565839234123 / 1000 # Convert milliseconds to seconds dt_object = datetime.fromtimestamp(timestamp) print(f"Human-readable date: {dt_object}") Use code with caution. Copied to clipboard 1565839234123 mp4
.mp4 (A standard digital multimedia container format most commonly used to store video and audio). Common Origins
The string of numbers is a in milliseconds, which represents the exact moment the file was created or saved. Timestamp: 1565839234123 Date: Thursday, August 15, 2019 Time: Approximately 03:20:34 AM (UTC) Common Origins The string of numbers is a
VLC Media Player is highly recommended as it can play almost any .mp4 variant even if the file is slightly corrupted.
Since the file has an .mp4 extension, you can open it using any standard media player: Windows Media Player or Movies & TV . macOS: QuickTime Player . macOS: QuickTime Player
If you "Save Video As" from certain web players, they default to the server's unique identifier for that asset. How to View the Content