Nothing comes to mind that you can interface with a computer, but when I wrote the phrase I was thinking of projects on the scale of Long Now [0], requiring physical etching on materials and very careful storage.
Alternatively, tell people that they can't store something and you're likely to find it robustly mirrored by many.
Alternatively, tell people that they can't store something and you're likely to find it robustly mirrored by many.
[0] https://longnow.org/ideas/very-long-term-backup/