@robryk
I think it may be easier to scrub it server side, like to have admins clean the PDFs they have. I don't know of any crowdsourced sci-hub-like projects. scrubbing metadata does seem to render the PDFs identical
@jonny And then obviously the watermarking techniques will adapt. Asking for two copies is a way to ensure that whatever we are doing still manages to scrub the watermark (they should be identical after scrubbing).
Gregory's Server
@jonny And then obviously the watermarking techniques will adapt. Asking for two copies is a way to ensure that whatever we are doing still manages to scrub the watermark (they should be identical after scrubbing).