Unique ID for CD or DVD

EP EP at zomething.com
Thu Jan 29 05:30:13 CET 2004

Hoang wrote:
>Does anyone know of an existing algorithm/module for generating a unique ID
>for a given CD or DVD?  This would be something akin to CDDB where a CD is
>recognized based on its content.  I could be wrong, but I think CDDB is just
>based on file size or disk size and this alone is not unique enough.  If the
>solution is in Python, all the better.
>Hoang Do

In case its of interest (ICIOT)

I came across this company who is making a business, in part, out of 
digital fingerprinting music http://www.audiblemagic.com/technology.html

This patent might be an interesting read:

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