this post was submitted on 27 Mar 2024
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Even paper glows (lemmy.world)
submitted 8 months ago by renzev@lemmy.world to c/memes@lemmy.ml
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[โ€“] Rentlar@lemmy.ca 25 points 8 months ago* (last edited 8 months ago) (1 children)

On wikipedia there's some suggestion that methods that involve intensity of toner/ink across a document could be used to uniquely identify a machine but no such methods are currently publicly known (at least as far as the Wikipedia article has been updated)

[โ€“] Mango@lemmy.world 6 points 8 months ago

Digimarc

Source: I work in flexography.