Re: PROV-ISSUE-149 (revision-asserter): Why does revision record include an asserter? [Data Model]

Hi Simon,
It's not the case that the responsible agent is the one making the 
assertion.
Luc

On 11/11/2011 12:01 PM, Provenance Working Group Issue Tracker wrote:
> PROV-ISSUE-149 (revision-asserter): Why does revision record include an asserter? [Data Model]
>
> http://www.w3.org/2011/prov/track/issues/149
>
> Raised by: Simon Miles
> On product: Data Model
>
> The Revision record contains its own asserter, but it is unclear why.
>
> "Deciding whether something is made available as a revision of something else usually involves an agent who represents someone in the world who takes responsibility for declaring that the former is variant of the latter...
>
> A revision record...
> may refer to a responsible agent with identifier ag."
>
> The agent appears to be just the entity deciding whether to make the assertion or not (whether one entity is a revision of another). This is no different from any other assertion: it is always in some asserter's perspective that the assertion is true. We don't include the asserter explicitly in Used, Generated, Derived or other records, so why do we for Revision?
>
>
>
>
>    

-- 
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

Received on Friday, 11 November 2011 12:23:04 UTC