The sequence might be some form of encoded data, given its seemingly random nature.

The code is formatted as a standardized filename used by specific media databases or automated recording software.

: A timestamp indicating a specific date and time (September 1, 2021, at 01:58:02).

However, this appears to be a concatenated string of terms likely referencing:

This serves as a human-readable anchor in an otherwise automated code, often indicating a daily log or batch.

Refers to the high-definition (HD) resolution or bitrate of that specific file version.

: The date of the upload or recording, September 1, 2021 .