I don't think it's intentional, it's an odd way of doing it if it is.
The logged in or logged out isn't the issue, it's about which server you're viewing. The first link is a view from your server, the second link is a view from the server that the thread starter is on.
Different servers have different views of the Fediverse for very good reasons. If you're interested, there are details here:
https://fedi.tips/which-posts-and-accounts-can-i-see-from-my-server/
and