1_5041937983666651565 -

: Many IDs embed the exact microsecond a file was created.

: Help a server find one specific "needle" in a haystack of petabytes of data. 1_5041937983666651565

In technical terms, this is often referred to as a or a Global Unique Identifier (GUID) . Systems like Google Cloud Storage or large-scale databases use them to: : Many IDs embed the exact microsecond a file was created