Changelog for calcium-calculator-7.9.5-2.fc31.x86_64.rpm :

* Wed Jul 24 2019 Fedora Release Engineering - 7.9.5-2- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Fri Jul 19 2019 Ankur Sinha - 7.9.5-1- Initial package