61414-501608066786_f_1611581559.mp4

High specificity; the timestamp allows you to pinpoint the exact second of recording (Jan 25, 2021).

If you found this in a folder on your phone, it is likely a video sent through an app. The app renames the file to a "hash" to keep it organized in its internal database. 61414-501608066786_f_1611581559.mp4

This is a Unix Epoch Timestamp . Converting 1611581559 reveals the exact moment the file was created or saved: Date: Monday, January 25, 2021 Time: 1:32:39 PM (GMT) High specificity; the timestamp allows you to pinpoint

Often a unique transaction ID or a hash used by servers to store data without name collisions. 61414-501608066786_f_1611581559.mp4

Systems like Hikvision or Dahua often export clips with long numeric strings that include the date and time of the incident.