19 min
Same layout, new words
A re-export, a re-saved scan, redrawn shapes, a stamp on one page: five public PDF comparison tools each got at least one of them wrong. Perceptual hashes missed a rewritten line in the same layout.
Algorithms
1 post.
1 post.
A re-export, a re-saved scan, redrawn shapes, a stamp on one page: five public PDF comparison tools each got at least one of them wrong. Perceptual hashes missed a rewritten line in the same layout.