Legal? Yes, as far as I know. How well resolvers will handle them may  
be another question.

I think the openurl is designed to be extensible in terms of metadata  
by use of community profiles. In theory this seems fine, but I'm not  
sure how easy it has been to get new profiles accepted in practice.

Owen

On 7 Jan 2009, at 17:40, "Jonathan Rochkind" <[log in to unmask]> wrote:

> Would it be a legal OpenURL to use any of those in an OpenURL? They  
> aren't approved for OpenURL use, right?
>
> But if I have to do something non-standard with OpenURL, might as  
> well use a non-OpenURL standard, sure.
>
> In general, the lack of easy extensibility of OpenURL is a flaw that  
> hopefully we will learn from in subsequent standards.
>
> Jonathan
>
> Ross Singer wrote:
>> On Wed, Jan 7, 2009 at 11:33 AM, Jonathan Rochkind  
>> <[log in to unmask]> wrote:
>>
>>
>>> Hmm, I could send a DC KEV OpenURL (ie info:ofi/fmt:kev:mtx:dc ;  
>>> there
>>> is no format for an XML DC? Kind of odd), and use the "type"  
>>> element.
>>>
>>
>> http://alcme.oclc.org/openurl/servlet/OAIHandler?verb=GetRecord&metadataPrefix=oai_dc&identifier=info:ofi/fmt:xml:xsd:oai_dc
>>
>> Other possibilities here would be:
>>
>> http://alcme.oclc.org/openurl/servlet/OAIHandler?verb=GetRecord&metadataPrefix=oai_dc&identifier=info:ofi/fmt:xml:xsd:MARC21
>>
>> and
>>
>> http://alcme.oclc.org/openurl/servlet/OAIHandler?verb=GetRecord&metadataPrefix=oai_dc&identifier=info:ofi/fmt:xml:xsd:mods
>>
>> The latter is in trial use, but it would be odd for it not to be
>> approved at some point in the not too distant future.
>>
>> -Ross.
>>
>>
>
> -- 
> Jonathan Rochkind
> Digital Services Software Engineer
> The Sheridan Libraries
> Johns Hopkins University
> 410.516.8886 rochkind (at) jhu.edu