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Re: Chartering work has started for a Linked Data Signature Working Group @W3C

From: Peter F. Patel-Schneider <pfpschneider@gmail.com>
Date: Mon, 24 May 2021 21:28:45 -0400
To: semantic-web@w3.org
Message-ID: <8e3ee38a-45e6-69e6-c3a2-3aa668fcd5d7@gmail.com>

On 5/24/21 2:58 PM, Gregg Kellogg wrote:
>> On May 24, 2021, at 10:43 AM, Dan Brickley <danbri@danbri.org 
>> <mailto:danbri@danbri.org>> wrote:
>> On Mon, 24 May 2021 at 16:47, Manu Sporny <msporny@digitalbazaar.com 
>> <mailto:msporny@digitalbazaar.com>> wrote:
>>     ...
>> Yeah. Peter picked up and ran with my main outstanding technical question 
>> on the input documents which was about recursion.
>> There remain larger expectation-management questions along lines of who 
>> should expect this WG's products to be relevant to their work - e.g. large 
>> scale RDF publication, the Linked Open Data Cloud kinds of site, or 
>> Wikidata, DBpedia, Yago, ... or ordinary sites publishingSchema.org 
>> <http://schema.org/>markup? Do we envisage 
>> https://www.wikidata.org/wiki/Wikidata:Database_download#RDF_dumps 
>> <https://www.wikidata.org/wiki/Wikidata:Database_download#RDF_dumps>being 
>> improved by this work in a couple of years, for example?
> I see a couple of issues here:
> * How do you sign a signed dataset,
> * How do you extract just the signature bits, particularly if there are 
> multiple parallel signatures, or recursive signatures,
> * Can a signature block contain any information that could convey some 
> unsigned information that is subject to misrepresentation.


> I’m not sure we need to answer these questions now, but they should be among 
> the list of prerequisites for the WG to address. There is always the 
> potential that there are problems that can’t be solved which could lead to 
> the failure of one or more normative specs to advance, but that is always 
> the case. It becomes a judgement if the time is worth investing weighing the 
> probability that such questions can be properly answered.


A big problem, in my view, is the impression being given that all the problems 
have been solved.  And not just solved but examined, signed off, and implemented.

Received on Tuesday, 25 May 2021 01:29:07 UTC

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