It seems using Digest::MD5 is the way to go, however I see a big difference between taking a MD5 from an Object or a file.
For example, you might not want to use all the data from the objects for the fingerprint!

LuCa

In reply to Re^2: How to make a fingerprint from an Object by jeanluca
in thread How to make a fingerprint from an Object by jeanluca

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