Are different versions of the same event unique?

[Matthew Graham]

Hi,

Of course, this might be a broader IVOA issue as well (one for the TCG?) - do different serializations of the same data model instance require different identifiers?

	Cheers,

	Matthew

On Mar 29, 2012, at 2:26 PM, Rob Seaman wrote:

> Alasdair wrote:
> 
>> The broken thing is that this question got asked.
> 
> Rather, one might want to encourage discourse :-)
> 
>> It's inherent in the entire design that reserialising an event packet in a different representation doesn't change the IVORN. The IVORN is the event, not the packet, identifier. You can serialise or store it however you like.
> 
> IVORN = IVOA Resource Name
> 
> Without getting too philosophical, the wiggle room on this issue is what a Resource Name is compared to an Identifier.  Questions and the resulting discussions are how that room is dewiggled.  There was some prior discussion among a small group and it seemed prudent to bring it to the WG.  As a result my own initial reaction has evolved, and perhaps others have as well.
> 
> In any event it is good to see that the WG stands ready to dive into an issue again, broken or not :-)
> 
> Rob
>