On Apr 9, 2007, at 5:33 AM, Robert Elz wrote:
Uniqueness is what is needed - the hostname issue is that I know of
way to ensure uniqueness without some kind of global registry
The best uniqueness property for a message is the message itself.
Derive the message-id from a cryptographic hash of the message. E.g.:
is pretty much guaranteed to be unique for any period of time where
the Message-ID matters.
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