Since you can't run pacman, did you verify the installed version by taking a look at the log file?
• rocketmouse@archlinux ~ $ grep \ 7.0.0.r6 /var/log/pacman.log [2024-11-28T16:27:15+0100] [ALPM] upgraded pacman (7.0.0.r3.g7736133-1 -> 7.0.0.r6.gc685ae6-1) [2025-02-25T07:45:59+0100] [ALPM] upgraded pacman (7.0.0.r6.gc685ae6-1 -> 7.0.0.r6.gc685ae6-2) [2025-06-05T09:42:35+0200] [ALPM] upgraded pacman (7.0.0.r6.gc685ae6-2 -> 7.0.0.r6.gc685ae6-5) [2025-06-07T11:41:34+0200] [ALPM] upgraded pacman (7.0.0.r6.gc685ae6-5 -> 7.0.0.r6.gc685ae6-6)
