The first segment almost certainly represents a date: . Professional file naming conventions often use MMDDYY or YYMMDD to ensure chronological sorting in digital folders. 2. The Sequence Number: 001
In specific media workflows, "pon" may be an internal shorthand for a specific camera angle, a "point of note," or a technical setting. 4. The Format: .mp4 091522_001-1pon.mp4
Some operating systems use a tilde or similar characters (like ~1 ) to truncate long filenames for older system compatibility. The first segment almost certainly represents a date:
The -1pon tag is less standard but often refers to one of the following: a "point of note