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# to update my package mirrors
sudo pacman-mirrors -f0

# to clear the untrusted keys
sudo rm -fr /etc/pacman.d/gnupg

# to reinitialize the key system is my best guess
sudo pacman-key --init

# to get a new set of keys. this is where i needed to add the 32 because the 64-bit keys kept getting (understandably) rejected
sudo pacman-key --populate archlinux32 manjaro

# seems pretty self-explanatory
sudo pacman-key --refresh-keys

# to clear out the packages from the failed install
sudo pacman -Sc

# to force sync the package database (yy) and install updates (u) 3
sudo pacman -Syyu