In this picture you can see it in the title of the one post. I have noticed itnin comments sections as well.

I see this nearly daily.

I remember seeing a different code on comments as well. It was something like  

  • Papercrane@feddit.de
    4·
    11 months ago

    Good to know, I’m on liftoff and I see it too. I just thought that the app wasn’t bug free