--- a/paq/WD-PROV-AQ-20111212.html Mon Dec 12 15:38:53 2011 +0100
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<title>PROV-AQ: Provenance Access and Query</title>
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</div><div id="sotd" class="introductory section"><h2>Status of This Document</h2><p><em>This section describes the status of this document at the time of its publication. Other documents may supersede this document. A list of current <acronym title="World Wide Web Consortium">W3C</acronym> publications and the latest revision of this technical report can be found in the <a href="http://www.w3.org/TR/"><acronym title="World Wide Web Consortium">W3C</acronym> technical reports index</a> at http://www.w3.org/TR/.</em></p>
Publication as a Working Group Note does not imply endorsement by the <acronym title="World Wide Web Consortium">W3C</acronym> Membership. This is a draft document and may be updated, replaced or obsoleted by other documents at any time. It is inappropriate to cite this document as other than work in progress.
This document is part of a set of specifications produced by the <acronym title="World Wide Web Consortium">W3C</acronym> provenance working group aiming to define interoperable interchange of provenance information in heterogeneous environments such as the Web. It describes the use of existing web mechanisms for discovery and retrieval of provenance information.
- <p>This document was published by the <a href="http://www.w3.org/2011/prov">Provenance Working Group</a> as a First Public Working Draft. This document is intended to become a <acronym title="World Wide Web Consortium">W3C</acronym> Recommendation. If you wish to make comments regarding this document, please send them to <a href="mailto:public-prov-comments@w3.org">public-prov-comments@w3.org</a> (<a href="mailto:public-prov-comments-request@w3.org?subject=subscribe">subscribe</a>, <a href="http://lists.w3.org/Archives/Public/public-prov-comments/">archives</a>). All feedback is welcome.</p><p>Publication as a Working Draft does not imply endorsement by the <acronym title="World Wide Web Consortium">W3C</acronym> Membership. This is a draft document and may be updated, replaced or obsoleted by other documents at any time. It is inappropriate to cite this document as other than work in progress.</p><p>This document was produced by a group operating under the <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/">5 February 2004 <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>. <acronym title="World Wide Web Consortium">W3C</acronym> maintains a <a href="http://www.w3.org/2004/01/pp-impl/46974/status" rel="disclosure">public list of any patent disclosures</a> made in connection with the deliverables of the group; that page also includes instructions for disclosing a patent. An individual who has actual knowledge of a patent which the individual believes contains <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#def-essential">Essential Claim(s)</a> must disclose the information in accordance with <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#sec-Disclosure">section 6 of the <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>.</p></div><div id="toc" class="section"><h2 class="introductory">Table of Contents</h2><ul class="toc"><li class="tocline"><a href="#introduction" class="tocxref"><span class="secno">1. </span>Introduction</a><ul class="toc"><li class="tocline"><a href="#concepts" class="tocxref"><span class="secno">1.1 </span>Concepts</a></li><li class="tocline"><a href="#provenance--entities-and-resources" class="tocxref"><span class="secno">1.2 </span>Provenance, entities and resources</a></li><li class="tocline"><a href="#interpreting-provenance-information" class="tocxref"><span class="secno">1.3 </span>Interpreting provenance information</a></li></ul></li><li class="tocline"><a href="#accessing-provenance-information" class="tocxref"><span class="secno">2. </span>Accessing provenance information</a></li><li class="tocline"><a href="#locating-provenance-information" class="tocxref"><span class="secno">3. </span>Locating provenance information</a><ul class="toc"><li class="tocline"><a href="#resource-accessed-by-http" class="tocxref"><span class="secno">3.1 </span>Resource accessed by HTTP</a><ul class="toc"><li class="tocline"><a href="#specifying-provenance-services" class="tocxref"><span class="secno">3.1.1 </span>Specifying Provenance Services</a></li></ul></li><li class="tocline"><a href="#resource-represented-as-html" class="tocxref"><span class="secno">3.2 </span>Resource represented as HTML</a><ul class="toc"><li class="tocline"><a href="#specifying-provenance-services-1" class="tocxref"><span class="secno">3.2.1 </span>Specifying Provenance Services</a></li></ul></li><li class="tocline"><a href="#resource-represented-as-rdf" class="tocxref"><span class="secno">3.3 </span>Resource represented as RDF</a></li><li class="tocline"><a href="#arbitrary-data" class="tocxref"><span class="secno">3.4 </span>Arbitrary data</a></li></ul></li><li class="tocline"><a href="#provenance-services" class="tocxref"><span class="secno">4. </span>Provenance services</a><ul class="toc"><li class="tocline"><a href="#using-the-provenance-service-api" class="tocxref"><span class="secno">4.1 </span>Using the provenance service API</a><ul class="toc"><li class="tocline"><a href="#retrieve-provenance-uris-for-a-resource" class="tocxref"><span class="secno">4.1.1 </span>Retrieve Provenance-URIs for a resource</a></li><li class="tocline"><a href="#retrieve-provenance-information-for-a-resource" class="tocxref"><span class="secno">4.1.2 </span>Retrieve Provenance information for a resource</a></li></ul></li><li class="tocline"><a href="#resources-presented-and-representations-used" class="tocxref"><span class="secno">4.2 </span>Resources presented and representations used</a><ul class="toc"><li class="tocline"><a href="#service-description" class="tocxref"><span class="secno">4.2.1 </span>Service description</a></li><li class="tocline"><a href="#provenance-locations" class="tocxref"><span class="secno">4.2.2 </span>Provenance locations</a></li><li class="tocline"><a href="#provenance-information" class="tocxref"><span class="secno">4.2.3 </span>Provenance information</a></li></ul></li><li class="tocline"><a href="#provenance-service-discovery" class="tocxref"><span class="secno">4.3 </span>Provenance service discovery</a></li></ul></li><li class="tocline"><a href="#querying-provenance-information" class="tocxref"><span class="secno">5. </span>Querying provenance information</a><ul class="toc"><li class="tocline"><a href="#find-provenance-uri-given-entity-uri-of-resource" class="tocxref"><span class="secno">5.1 </span>Find provenance-URI given entity-URI of resource</a></li><li class="tocline"><a href="#find-provenance-uri-given-identifying-information-about-a-resource" class="tocxref"><span class="secno">5.2 </span>Find Provenance-URI given identifying information about a resource</a></li><li class="tocline"><a href="#obtain-provenance-information-directly-given-an-entity-uri-of-a-resource" class="tocxref"><span class="secno">5.3 </span>Obtain provenance information directly given an entity-URI of a resource</a></li></ul></li><li class="tocline"><a href="#incremental-provenance-retrieval" class="tocxref"><span class="secno">6. </span>Incremental Provenance Retrieval</a><ul class="toc"><li class="tocline"><a href="#via-web-retrieval" class="tocxref"><span class="secno">6.1 </span>Via Web Retrieval</a></li><li class="tocline"><a href="#via-queries" class="tocxref"><span class="secno">6.2 </span>Via Queries</a></li></ul></li><li class="tocline"><a href="#iana-considerations" class="tocxref"><span class="secno">7. </span>IANA considerations</a><ul class="toc"><li class="tocline"><a href="#registration-template-for-link-relation---provenance" class="tocxref"><span class="secno">7.1 </span>Registration template for link relation: "provenance"</a></li><li class="tocline"><a href="#registration-template-for-link-relation---anchor" class="tocxref"><span class="secno">7.2 </span>Registration template for link relation: "anchor"</a></li><li class="tocline"><a href="#registration-template-for-link-relation---provenance-service" class="tocxref"><span class="secno">7.3 </span>Registration template for link relation: "provenance-service"</a></li></ul></li><li class="tocline"><a href="#security-considerations" class="tocxref"><span class="secno">8. </span>Security considerations</a></li><li class="tocline"><a href="#acknowledgements" class="tocxref"><span class="secno">A. </span>Acknowledgements</a></li><li class="tocline"><a href="#provenance-service-format-examples" class="tocxref"><span class="secno">B. </span>Provenance service format examples</a><ul class="toc"><li class="tocline"><a href="#rdf-turtle-example-of-service-description" class="tocxref"><span class="secno">B.1 </span>RDF Turtle example of service description</a></li><li class="tocline"><a href="#rdf-xml-example-of-service-description" class="tocxref"><span class="secno">B.2 </span>RDF/XML example of service description</a></li><li class="tocline"><a href="#plain-xml-example-of-service-description" class="tocxref"><span class="secno">B.3 </span>Plain XML example of service description</a></li><li class="tocline"><a href="#rdf-turtle-example-of-provenance-locations" class="tocxref"><span class="secno">B.4 </span>RDF Turtle example of provenance locations</a></li><li class="tocline"><a href="#rdf-xml-example-of-provenance-locations" class="tocxref"><span class="secno">B.5 </span>RDF/XML example of provenance locations</a></li><li class="tocline"><a href="#plain-xml-example-of-provenance-locations" class="tocxref"><span class="secno">B.6 </span>Plain XML example of provenance locations</a></li></ul></li><li class="tocline"><a href="#references" class="tocxref"><span class="secno">C. </span>References</a><ul class="toc"><li class="tocline"><a href="#normative-references" class="tocxref"><span class="secno">C.1 </span>Normative references</a></li><li class="tocline"><a href="#informative-references" class="tocxref"><span class="secno">C.2 </span>Informative references</a></li></ul></li></ul></div>
+ <p>This document was published by the <a href="http://www.w3.org/2011/prov">Provenance Working Group</a> as a First Public Working Draft. If you wish to make comments regarding this document, please send them to <a href="mailto:public-prov-comments@w3.org">public-prov-comments@w3.org</a> (<a href="mailto:public-prov-comments-request@w3.org?subject=subscribe">subscribe</a>, <a href="http://lists.w3.org/Archives/Public/public-prov-comments/">archives</a>). All feedback is welcome.</p><p>Publication as a Working Draft does not imply endorsement by the <acronym title="World Wide Web Consortium">W3C</acronym> Membership. This is a draft document and may be updated, replaced or obsoleted by other documents at any time. It is inappropriate to cite this document as other than work in progress.</p><p>This document was produced by a group operating under the <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/">5 February 2004 <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>. The group does not expect this document to become a <acronym title="World Wide Web Consortium">W3C</acronym> Recommendation. <acronym title="World Wide Web Consortium">W3C</acronym> maintains a <a href="http://www.w3.org/2004/01/pp-impl/46974/status" rel="disclosure">public list of any patent disclosures</a> made in connection with the deliverables of the group; that page also includes instructions for disclosing a patent. An individual who has actual knowledge of a patent which the individual believes contains <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#def-essential">Essential Claim(s)</a> must disclose the information in accordance with <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#sec-Disclosure">section 6 of the <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>.</p></div><div id="toc" class="section"><h2 class="introductory">Table of Contents</h2><ul class="toc"><li class="tocline"><a href="#introduction" class="tocxref"><span class="secno">1. </span>Introduction</a><ul class="toc"><li class="tocline"><a href="#concepts" class="tocxref"><span class="secno">1.1 </span>Concepts</a></li><li class="tocline"><a href="#provenance--entities-and-resources" class="tocxref"><span class="secno">1.2 </span>Provenance, entities and resources</a></li><li class="tocline"><a href="#interpreting-provenance-information" class="tocxref"><span class="secno">1.3 </span>Interpreting provenance information</a></li></ul></li><li class="tocline"><a href="#accessing-provenance-information" class="tocxref"><span class="secno">2. </span>Accessing provenance information</a></li><li class="tocline"><a href="#locating-provenance-information" class="tocxref"><span class="secno">3. </span>Locating provenance information</a><ul class="toc"><li class="tocline"><a href="#resource-accessed-by-http" class="tocxref"><span class="secno">3.1 </span>Resource accessed by HTTP</a><ul class="toc"><li class="tocline"><a href="#specifying-provenance-services" class="tocxref"><span class="secno">3.1.1 </span>Specifying Provenance Services</a></li></ul></li><li class="tocline"><a href="#resource-represented-as-html" class="tocxref"><span class="secno">3.2 </span>Resource represented as HTML</a><ul class="toc"><li class="tocline"><a href="#specifying-provenance-services-1" class="tocxref"><span class="secno">3.2.1 </span>Specifying Provenance Services</a></li></ul></li><li class="tocline"><a href="#resource-represented-as-rdf" class="tocxref"><span class="secno">3.3 </span>Resource represented as RDF</a></li><li class="tocline"><a href="#arbitrary-data" class="tocxref"><span class="secno">3.4 </span>Arbitrary data</a></li></ul></li><li class="tocline"><a href="#provenance-services" class="tocxref"><span class="secno">4. </span>Provenance services</a><ul class="toc"><li class="tocline"><a href="#using-the-provenance-service-api" class="tocxref"><span class="secno">4.1 </span>Using the provenance service API</a><ul class="toc"><li class="tocline"><a href="#retrieve-provenance-uris-for-a-resource" class="tocxref"><span class="secno">4.1.1 </span>Retrieve Provenance-URIs for a resource</a></li><li class="tocline"><a href="#retrieve-provenance-information-for-a-resource" class="tocxref"><span class="secno">4.1.2 </span>Retrieve Provenance information for a resource</a></li></ul></li><li class="tocline"><a href="#resources-presented-and-representations-used" class="tocxref"><span class="secno">4.2 </span>Resources presented and representations used</a><ul class="toc"><li class="tocline"><a href="#service-description" class="tocxref"><span class="secno">4.2.1 </span>Service description</a></li><li class="tocline"><a href="#provenance-locations" class="tocxref"><span class="secno">4.2.2 </span>Provenance locations</a></li><li class="tocline"><a href="#provenance-information" class="tocxref"><span class="secno">4.2.3 </span>Provenance information</a></li></ul></li><li class="tocline"><a href="#provenance-service-discovery" class="tocxref"><span class="secno">4.3 </span>Provenance service discovery</a></li></ul></li><li class="tocline"><a href="#querying-provenance-information" class="tocxref"><span class="secno">5. </span>Querying provenance information</a><ul class="toc"><li class="tocline"><a href="#find-provenance-uri-given-entity-uri-of-resource" class="tocxref"><span class="secno">5.1 </span>Find provenance-URI given entity-URI of resource</a></li><li class="tocline"><a href="#find-provenance-uri-given-identifying-information-about-a-resource" class="tocxref"><span class="secno">5.2 </span>Find Provenance-URI given identifying information about a resource</a></li><li class="tocline"><a href="#obtain-provenance-information-directly-given-an-entity-uri-of-a-resource" class="tocxref"><span class="secno">5.3 </span>Obtain provenance information directly given an entity-URI of a resource</a></li></ul></li><li class="tocline"><a href="#incremental-provenance-retrieval" class="tocxref"><span class="secno">6. </span>Incremental Provenance Retrieval</a><ul class="toc"><li class="tocline"><a href="#via-web-retrieval" class="tocxref"><span class="secno">6.1 </span>Via Web Retrieval</a></li><li class="tocline"><a href="#via-queries" class="tocxref"><span class="secno">6.2 </span>Via Queries</a></li></ul></li><li class="tocline"><a href="#iana-considerations" class="tocxref"><span class="secno">7. </span>IANA considerations</a><ul class="toc"><li class="tocline"><a href="#registration-template-for-link-relation---provenance" class="tocxref"><span class="secno">7.1 </span>Registration template for link relation: "provenance"</a></li><li class="tocline"><a href="#registration-template-for-link-relation---anchor" class="tocxref"><span class="secno">7.2 </span>Registration template for link relation: "anchor"</a></li><li class="tocline"><a href="#registration-template-for-link-relation---provenance-service" class="tocxref"><span class="secno">7.3 </span>Registration template for link relation: "provenance-service"</a></li></ul></li><li class="tocline"><a href="#security-considerations" class="tocxref"><span class="secno">8. </span>Security considerations</a></li><li class="tocline"><a href="#acknowledgements" class="tocxref"><span class="secno">A. </span>Acknowledgements</a></li><li class="tocline"><a href="#provenance-service-format-examples" class="tocxref"><span class="secno">B. </span>Provenance service format examples</a><ul class="toc"><li class="tocline"><a href="#rdf-turtle-example-of-service-description" class="tocxref"><span class="secno">B.1 </span>RDF Turtle example of service description</a></li><li class="tocline"><a href="#rdf-xml-example-of-service-description" class="tocxref"><span class="secno">B.2 </span>RDF/XML example of service description</a></li><li class="tocline"><a href="#plain-xml-example-of-service-description" class="tocxref"><span class="secno">B.3 </span>Plain XML example of service description</a></li><li class="tocline"><a href="#rdf-turtle-example-of-provenance-locations" class="tocxref"><span class="secno">B.4 </span>RDF Turtle example of provenance locations</a></li><li class="tocline"><a href="#rdf-xml-example-of-provenance-locations" class="tocxref"><span class="secno">B.5 </span>RDF/XML example of provenance locations</a></li><li class="tocline"><a href="#plain-xml-example-of-provenance-locations" class="tocxref"><span class="secno">B.6 </span>Plain XML example of provenance locations</a></li></ul></li><li class="tocline"><a href="#references" class="tocxref"><span class="secno">C. </span>References</a><ul class="toc"><li class="tocline"><a href="#normative-references" class="tocxref"><span class="secno">C.1 </span>Normative references</a></li><li class="tocline"><a href="#informative-references" class="tocxref"><span class="secno">C.2 </span>Informative references</a></li></ul></li></ul></div>
@@ -1285,3 +1285,4 @@
</dd><dt id="bib-URI-template">[URI-template]</dt><dd>J. Gregorio; R. Fielding, ed.; M. Hadley; M. Nottingham. <a href="http://tools.ietf.org/html/draft-gregorio-uritemplate-06"><cite>URI Template</cite></a>. July 2011, Work in progress. URL: <a href="http://tools.ietf.org/html/draft-gregorio-uritemplate-06"><cite>http://tools.ietf.org/html/draft-gregorio-uritemplate-06</cite></a>
</dd><dt id="bib-WEBARCH">[WEBARCH]</dt><dd>Norman Walsh; Ian Jacobs. <a href="http://www.w3.org/TR/2004/REC-webarch-20041215/"><cite>Architecture of the World Wide Web, Volume One.</cite></a> 15 December 2004. W3C Recommendation. URL: <a href="http://www.w3.org/TR/2004/REC-webarch-20041215/">http://www.w3.org/TR/2004/REC-webarch-20041215/</a>
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+