Randomly choose 3 big paragraphs in the entire ebook to add an extra newline in ... | Hacker News

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		snovv_crash on Jan 26, 2022 \| parent \| context \| favorite \| on: Elsevier embeds a hash in the PDF metadata that is... Randomly choose 3 big paragraphs in the entire ebook to add an extra newline in the middle of at the end of a random sentence. This would be my choice if I had to do some kind of invisible watermarking, at least.

hdjjhhvvhga on Jan 26, 2022 [–]

This is one of the many things that could be trivially detected and fixed when you have multiple watermarked copies of the same file.

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