# Re: URNs and Meta-Information - The Value of ISBN

Fred Swartz (fred.swartz@umich.edu)
Thu, 21 Oct 1993 23:08:39 -0400

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- In reply to: Michael Mealling: "Re: URNs and Meta-Information - The Value of ISBN"

    Message-Id: <9310220308.AA26729@merit.edu>

    To: ccoprmm@oit.gatech.edu (Michael Mealling)

    From: "Fred Swartz" <fred.swartz@umich.edu>

    Subject: Re: URNs and Meta-Information - The Value of ISBN

    In-Reply-To: Your message of "Tue, 19 Oct 1993 21:03:53 EDT."

                 <199310200103.AA14009@oit.oit.gatech.edu>

    Date: Thu, 21 Oct 1993 23:08:39 -0400

> From: ccoprmm@oit.gatech.edu (Michael Mealling)
...
>This was just an off the top of my head thought but what about
>Uniform Resource Name Aliases? Some entity that has uniqueness over time
>but that instead of resolving to a URL resolves to a URN which is the
>URN assigned by the publisher. Then you can assign one URNA to multiple
>URNs to denote what YOU think is one item but that what the publisher
>thinks of as many. This also allows for your above problem. The
>department or organization can assign an internal alias that best
>matches their internal scheme.
>
>Basically this follows the IP idea of a URL being an IP address,
>a URN being a hostname and a URNA being a cname.

I think the idea is great, but it can be completely solved by URNs
expanding into either non-URN URLs or URNs. Or, if you regard URNs as
one kind of URL, just saying that a URN may expand into URLs. I
don't think there's a need for any new construct.

-- Fred (fred.swartz@merit.edu)

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