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Re: On the chartering work around Linked Data Signature WG at W3C

From: Dan Brickley <danbri@danbri.org>
Date: Thu, 14 Oct 2021 15:36:08 +0100
Message-ID: <CAFfrAFpqmVT7CnsQCJdQ8gNyX=tPz8+ZstRgyHFn3Ov2zwk+mg@mail.gmail.com>
To: Ivan Herman <ivan@w3.org>
Cc: Semantic Web <semantic-web@w3.org>, Wendy Seltzer <wseltzer@w3.org>
Thanks for the update, this sounds much more feasible than the previous

Perhaps some of us who sent so much mail on this topic a few weeks ago
might reconvene on a non-REC-track list (rdf-dev? [1] Or a fresh CG) to
continue to explore the design space for more general RDF Signature?



On Thu, 14 Oct 2021 at 14:37, Ivan Herman <ivan@w3.org> wrote:

> Dear all,
> a few months ago we started a discussion on a proposed W3C WG charter for
> Linked Data Signatures[1,2,3]. This announcement was followed by a very
> long discussion thread, primarily on the Semantic Web mailing list (i.e.,
> following [2]). The discussion made it clear that, in its form proposed in
> [1], the charter would not find consensus in the community. As a
> consequence, we decided re-think and repurpose the proposed work items to
> find a way forward. The current thinking is as follows.
> 1. Instead of a Linked Data Signature WG we would propose a different
> Working Group, tentatively called RDF Dataset Canonicalization and Hash
> (RCH) Working Group, whose charter would be restricted to the RDF Dataset
> Canonicalization and the RDF Dataset Hash deliverables of [1]. We felt that
> those two deliverables meet the need of the RDF community and were not
> particularly controversial in terms of goal and rough technical approach.
> 2. As a coincidence, the charter[5] of the Verifiable Credentials Working
> Group[6] runs out at the end of this year and will need
> rechartering. Furthermore, the current thinking in that Working Group is
> that the new charter would have to be more than a simple "maintenance"
> Working Group, i.e., it would work on the next version of Verifiable
> Credentials Data Model specification. The plan is, therefore, to create
> another deliverable as part of that new charter, tentatively called
> "Verifiable Credential Linked Data Integrity", that would follow the lines
> of work in the (proposed) LDI and LDSV deliverables of [1], but restricted
> in scope to the needs and nature of Verifiable Credentials. Obviously,
> those deliverables would rely on the technologies developed in the RCH
> Working Group.
> We would hope that this approach will find the necessary consensus to
> complete the work.
> About the timing. Unfortunately several factors have affected us and some
> will continue to do so. Our discussions on the plan outlined above happened
> right at the start of the vacation period in the Northern Hemisphere, and
> we did not think it appropriate to start a new discussion then. That was
> followed by some major personal issues that created a delay again for,
> essentially, the whole of September. Finally, there are publishing and
> chartering issues on other, but related, Working Groups that affect these
> plans in terms of the attention and the availability of the the relevant
> communities. It is, therefore, difficult to predict when these new plans
> will materialize; we would hope we can consider the next official step,
> including drafts of the two aforementioned charters, at the end of the
> current year or the beginning of 2022.
> That is where we are right now... and apologies for the long period where
> we went missing on all this.
> Sincerely
> Ivan Herman
> P.S. Note that [1] incorporates lots of changes resulting from the
> discussion on the mailing lists and does not correspond to the proposal
> as announced in [2] or [3]; for more information on the evolution of that
> proposed charter you can look at [4].
> [1]
> https://raw.githack.com/w3c/lds-wg-charter/f976d487102ef4c31251e5d2a946ac771e60277d/index.html
> [2] https://lists.w3.org/Archives/Public/semantic-web/2021Apr/0012.html
> [3]
> https://lists.w3.org/Archives/Member/w3c-ac-members/2021AprJun/0002.html
> [4] https://github.com/w3c/lds-wg-charter/commits/main
> [5] https://www.w3.org/2020/12/verifiable-credentials-wg-charter.html
> [6] https://www.w3.org/2017/vc/WG/
> [7] https://www.w3.org/2019/did-wg/
> ----
> Ivan Herman, W3C
> Home: http://www.w3.org/People/Ivan/
> mobile: +33 6 52 46 00 43
> ORCID ID: https://orcid.org/0000-0003-0782-2704
Received on Thursday, 14 October 2021 14:36:35 UTC

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