Re: PROV-ISSUE-205 (optional-activity-in-generation-record): optional activity in generation record [prov-dm]

Hi Tim, Satya, all

How would the following proposal
/   making the activity identifier optional in the generation record/
would affect the ontology?

Regards,
Luc

On 12/21/2011 09:57 PM, Provenance Working Group Issue Tracker wrote:
> PROV-ISSUE-205 (optional-activity-in-generation-record): optional activity in generation record [prov-dm]
>
> http://www.w3.org/2011/prov/track/issues/205
>
> Raised by: Luc Moreau
> On product: prov-dm
>
>
> We may want to assert the time at which an entity is created. The placeholder for such time information is a generation record. But a generation mandates the presence of an activity identifier. But it may not be known.
>
> It would be nice if the activity identifier was made optional in the generation record.
>
> Does this have implications for the ontology?
>
> Cheers,
> Luc
>
>
>
>    

-- 
Professor Luc Moreau
Electronics and Computer Science   tel:   +44 23 8059 4487
University of Southampton          fax:   +44 23 8059 2865
Southampton SO17 1BJ               email: l.moreau@ecs.soton.ac.uk
United Kingdom                     http://www.ecs.soton.ac.uk/~lavm