Mm I see what you mean, doing that now for me too.
Try copy/pasting the link into another browser perhaps?
nostr:npub1nxy4qpqnld6kmpphjykvx2lqwvxmuxluddwjamm4nc29ds3elyzsm5avr7 can you check what’s happening? Thanks!
Discussion
What app are you using, looks fine in Damus. Primal just shows a link that opens the whole pdf in another browser.
I’m guessing it was doing a virus check when you first uploaded it, and now that it’s done it shows everything? Try again.