Digital Signature Verification failed using SHA256withRSA in Python

Question

I am trying to validate the digital signature with given certificate files for the offline aadhaar KYC verification application.

This instruction is given in the docu

Answer 1

More about XML signing here

Python Code for Digital Signature verification for new Aadhar XML:

certificate_file  = "uidai_offline_publickey_19062019.cer"
aadhar_file = "offlineaadhaar20200120032019978.xml"
certificate = open(certificate_file, "rb").read()
aadhar_xml = open(aadhar_file, "rb").read()
from signxml import XMLSigner, XMLVerifier
try:
    verify_result = XMLVerifier().verify(aadhar_xml, x509_cert=certificate)
    # return True
except Exception as e: 
    verify_result = None
    # return False
    print(e)

You can download the certificate from here.

More about signxml here.