Personally no experience with kde plasma, but i'd love something more usable than gnome 3. Mate/xfce are my go-to options when they aren't completely broken as shipped by a distro.
Seems to have been posted 8 hours ago, which puts it on the 2nd of April pretty much everywhere. :)
That presently has what's probably an edit count "1", then to the right of that is the timestamp. For me, it's currently saying "19h".
When I hover the mouse over that for a few seconds the tooltip pops up with:
2 Apr 2024 19:40