You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
jaqmc was reported malicious
OSV:MAL-2024-10453 - Malicious code in jaqmc (PyPI)

jaqmc
912.6

This version was deleted from PyPI around 2024-11-09. Installing fails with:
$ pip3 install jaqmc==912.6 ERROR: Could not find a version that satisfies the requirement jaqmc==912.6
View other deleted versions of jaqmc

Install through StableBuild

You can install this package from StableBuild's PyPI snapshots from before the version was deleted:
pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2024-11-08/ \ jaqmc==912.6
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Or, download files manually

And install manually via pip:
jaqmc-912.6.tar.gz (1.5KB)