Random UUID Generator
A universally unique identifier (UUID) is a 128-bit number used to identify information in computer systems. The term globally unique identifier (GUID) is also used.
When generated according to the standard methods, UUIDs are for practical purposes unique, without depending for their uniqueness on a central registration authority or coordination between the parties generating them, unlike most other numbering schemes. While the probability that a UUID will be duplicated is not zero, it is close enough to zero to be negligible...
Source: Wikipedia
a313468d-8543-37d5-bf0a-097c2569aab8
d2433538-201d-35c5-bb0f-648b46c1ac6b
3a185849-d52a-3d58-8e25-9e3a68533212
1772a453-3b4d-3072-809f-0874c30d2ccd
fff2c78c-a267-35c9-aff1-43b8a6b9864f
cb344b8c-a414-3968-8bed-f5328be10ded
b1af4ac2-395f-3e26-a2e4-9c68f5a94860
4b0f0006-7d9c-3345-9969-a14706b96ccf
ee141dda-a7f0-3b7d-ae55-f24c6dc539f7
e3e34a8e-f26a-3c52-991c-c4c18f8b036d