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I would suggest using a more sophisticated hashing than simple check sums, to avoid the possibility of hash collisions. Possible hashing values would SHA-1, SHA-256, etc. You can do this with a few lines of python on almost any platform by using the built-in libraries, specifically os.walk to traverse your directory structure & hashlib to compute the ...


I realize this is a very old question, but if anyone happened to come across it, I wrote a clean solution to this in Java, and it's all on Github if anyone wants it.

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