[Bitcoin-development] UUID to identify chains (payment protocol and elsewhere)

[Jeff Garzik]

On Wed, May 22, 2013 at 6:27 AM, Melvin Carvalho
<melvincarvalho at gmail.com> wrote:
> Some out of band algo/hash could work so long as there was a one to one
> relationship between the described object and the UUID.  In this case the
> gensis block may not uniquely identify a coin.

What does this mean?  It seems extremely unlikely that two different
genesis blocks will have the same hash.

-- 
Jeff Garzik
exMULTI, Inc.
jgarzik at exmulti.com