If QD tagging were still part of the plan I would
Post# of 22454
The 2 page Product Brief PDF that was linked on the QMC website indicated multiple methods could be used for authentication and included QD signatures, but this info did not get migrated to the new website.
Quote:
Support for multiple methods of determining individual and product authenticity, such as integration with open-source Auth0 mechanisms, capture of QR codes and tight integration with authentication products incorporating QDX™ Dot optical signatures.
QD Signatures may be too cumbersome to implement now on the phone App, but could be an add-on down the road, once HealthID is established in its current form.