Artwork verification pdf vs pdf
time taken for first layer of analysis:  0.30654460000000006  seconds
time taken for second layer of analysis:  0.37942259999999983  seconds
time taken for third layer of analysis:  0.5172014  seconds
time taken for fourth layer of analysis:  0.4905632  seconds
time taken for third layer of analysis:  1.8090072  seconds
time taken for comparison:  2.186952  seconds