Man pages matching name package::stash::xs in section 3pm:

Package::Stash::XS.3pm.en	debian 10 / libpackage-stash-xs-perl
Package::Stash::XS.3pm.en	debian 11 / libpackage-stash-xs-perl
Package::Stash::XS.3pm.en	debian 12 / libpackage-stash-xs-perl