I have the same identical issue.
I also have freshly installed arch linux the other day and i get the same error when trying to install the dev-build:
Packages (1) sublime-merge-2092-1
Total Download Size: 5,02 MiB
Total Installed Size: 23,59 MiB
:: Proceed with installation? [Y/n] y
debug: using cachedir: /var/cache/pacman/pkg/
debug: checking available disk space for download
debug: discovered mountpoint: /tmp
debug: discovered mountpoint: /sys/kernel/tracing
debug: discovered mountpoint: /sys/kernel/security
debug: discovered mountpoint: /sys/kernel/debug
debug: discovered mountpoint: /sys/kernel/config
debug: discovered mountpoint: /sys/fs/pstore
debug: discovered mountpoint: /sys/fs/fuse/connections
debug: discovered mountpoint: /sys/fs/cgroup
debug: discovered mountpoint: /sys/fs/bpf
debug: discovered mountpoint: /sys/firmware/efi/efivars
debug: discovered mountpoint: /sys
debug: discovered mountpoint: /run/user/1001/doc
debug: discovered mountpoint: /run/user/1001
debug: discovered mountpoint: /run
debug: discovered mountpoint: /proc/sys/fs/binfmt_misc
debug: discovered mountpoint: /proc
debug: discovered mountpoint: /dev/shm
debug: discovered mountpoint: /dev/pts
debug: discovered mountpoint: /dev/mqueue
debug: discovered mountpoint: /dev/hugepages
debug: discovered mountpoint: /dev
debug: discovered mountpoint: /boot
debug: discovered mountpoint: /
debug: loading fsinfo for /
debug: partition /, needed 1287, cushion 5121, free 224764442
:: Retrieving packages...
sublime-merge-2092-1-x86_64 downloading...
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz: url is https://download.sublimetext.com/arch/dev/x86_64/sublime-merge-2092-1-x86_64.pkg.tar.xz
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz: maxsize 5267832
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz: opened tempfile for download: /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz.part (wb)
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz: curl returned result 0 from transfer
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz: response code 200
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz.sig: url is https://download.sublimetext.com/sublime-merge-2092-1-x86_64.pkg.tar.xz.sig
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz.sig: maxsize 16384
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz.sig: opened tempfile for download: /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz.sig.part (wb)
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz.sig: curl returned result 0 from transfer
debug: sublime-merge-2092-1-x86_64.pkg.tar.xz.sig: response code 200
debug: curl_download_internal return code is 0
checking keyring...
debug: found signature key: F57D4F59BD3DF454
debug: looking up key F57D4F59BD3DF454 locally
debug: key lookup success, key exists
checking package integrity...
debug: found cached pkg: /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz
debug: sig data: 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
debug: checking signature for /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz
debug: 1 signatures returned
debug: fingerprint: E35979B896E997256457C632F57D4F59BD3DF454
debug: summary: valid
debug: summary: green
debug: status: Success
debug: timestamp: 1698355891
debug: exp_timestamp: 0
debug: validity: full; reason: Success
debug: key: 1EDDE2CDFC025D17F6DA9EC0ADAE6AD28A8F901A, Sublime HQ Pty Ltd <support@sublimetext.com>, owner_trust unknown, disabled 0
debug: signature is valid
debug: signature is fully trusted
loading package files...
debug: found cached pkg: /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz
debug: replacing pkgcache entry with package file for target sublime-merge
debug: opening archive /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz
debug: starting package load for /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz
debug: found mtree for package /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz, getting file list
debug: finished mtree reading for /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz
debug: sorting package filelist for /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz
debug: internal package depends mismatch
:: File /var/cache/pacman/pkg/sublime-merge-2092-1-x86_64.pkg.tar.xz is corrupted (invalid or corrupted package).
Do you want to delete it? [Y/n]