What is Aadhaar QR Code? What information does QR Code contain?

Aadhaar QR code is Quick Response code digitally signed by UIDAI and used for offline verification of identity. It is present on all forms of Aadhaar like e-Aadhaar, Aadhaar letter, Aadhaar PVC card and mAadhaar. It contains last 4 digits of Aadhaar number, name, address, gender, date of birth and photograph of the Aadhaar number holder. It also contains masked mobile number and email-id of the Aadhaar number holder.