You can find digital copies of the Vishuddha Manusmriti (and translations based on it) at the following repositories:
Vishuddha Manusmriti (Dr. Surendra Kumar) - Internet Archive Vishuddh Manu Smriti 3 of 3 - Internet Archive Comparison with Traditional Translations vishuddha manusmriti pdf english better
If a verse contradicts the Vedas or other parts of the Manu Smriti, it is considered an interpolation. You can find digital copies of the Vishuddha