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From: Jeff Garzik <jgarzik@exmulti.com>
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Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] UUID to identify chains (payment protocol
 and elsewhere)
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On Wed, May 22, 2013 at 6:27 AM, Melvin Carvalho
<melvincarvalho@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@exmulti.com