As far as I can tell real IRIs for Wikidata are https URIs. The http IRIs redirect to https IRIs. As far as I can tell no content negotiation is done.
peter idefix merging> curl -I http://www.wikidata.org/wiki/Q52000000 HTTP/1.1 301 TLS Redirect Date: Tue, 01 May 2018 01:13:09 GMT Server: Varnish X-Varnish: 227838359 X-Cache: cp1068 int X-Cache-Status: int-front Set-Cookie: WMF-Last-Access=01-May-2018;Path=/;HttpOnly;secure;Expires=Sat, 02 Jun 2018 00:00:00 GMT Set-Cookie: WMF-Last-Access-Global=01-May-2018;Path=/;Domain=.wikidata.org;HttpOnly;secure;Expires=Sat, 02 Jun 2018 00:00:00 GMT X-Client-IP: 199.4.160.88 Location: https://www.wikidata.org/wiki/Q52000000 Content-Length: 0 Connection: keep-alive idefix merging> curl -I https://www.wikidata.org/wiki/Q52000000 HTTP/2 200 date: Tue, 01 May 2018 01:14:58 GMT content-type: text/html; charset=UTF-8 server: mw1252.eqiad.wmnet x-content-type-options: nosniff p3p: CP="This is not a P3P policy! See https://www.wikidata.org/wiki/Special:CentralAutoLogin/P3P for more info." x-powered-by: HHVM/3.18.6-dev content-language: en link: </static/images/project-logos/wikidatawiki.png>;rel=preload;as=image vary: Accept-Encoding,Cookie,Authorization x-ua-compatible: IE=Edge backend-timing: D=75094 t=1525107829593021 x-varnish: 754403290 624210434, 194797954 924438274 via: 1.1 varnish (Varnish/5.1), 1.1 varnish (Varnish/5.1) age: 29467 x-cache: cp1067 hit/8, cp1068 hit/9 x-cache-status: hit-front set-cookie: CP=H2; Path=/; secure strict-transport-security: max-age=106384710; includeSubDomains; preload set-cookie: WMF-Last-Access=01-May-2018;Path=/;HttpOnly;secure;Expires=Sat, 02 Jun 2018 00:00:00 GMT set-cookie: WMF-Last-Access-Global=01-May-2018;Path=/;Domain=.wikidata.org;HttpOnly;secure;Expires=Sat, 02 Jun 2018 00:00:00 GMT x-analytics: ns=0;page_id=52899665;https=1;nocookies=1 x-client-ip: 199.4.160.88 cache-control: private, s-maxage=0, max-age=0, must-revalidate set-cookie: GeoIP=US:MA:Woburn:42.49:-71.16:v4; Path=/; secure; Domain=.wikidata.org accept-ranges: bytes idefix merging> curl -I -H "Accept: text/turtle" https://www.wikidata.org/wiki/Q52000000 HTTP/2 200 date: Tue, 01 May 2018 01:15:52 GMT content-type: text/html; charset=UTF-8 server: mw1252.eqiad.wmnet x-content-type-options: nosniff p3p: CP="This is not a P3P policy! See https://www.wikidata.org/wiki/Special:CentralAutoLogin/P3P for more info." x-powered-by: HHVM/3.18.6-dev content-language: en link: </static/images/project-logos/wikidatawiki.png>;rel=preload;as=image vary: Accept-Encoding,Cookie,Authorization x-ua-compatible: IE=Edge backend-timing: D=75094 t=1525107829593021 x-varnish: 754403290 624210434, 160015159 924438274 via: 1.1 varnish (Varnish/5.1), 1.1 varnish (Varnish/5.1) age: 29522 x-cache: cp1067 hit/8, cp1068 hit/10 x-cache-status: hit-front set-cookie: CP=H2; Path=/; secure strict-transport-security: max-age=106384710; includeSubDomains; preload set-cookie: WMF-Last-Access=01-May-2018;Path=/;HttpOnly;secure;Expires=Sat, 02 Jun 2018 00:00:00 GMT set-cookie: WMF-Last-Access-Global=01-May-2018;Path=/;Domain=.wikidata.org;HttpOnly;secure;Expires=Sat, 02 Jun 2018 00:00:00 GMT x-analytics: ns=0;page_id=52899665;https=1;nocookies=1 x-client-ip: 199.4.160.88 cache-control: private, s-maxage=0, max-age=0, must-revalidate set-cookie: GeoIP=US:MA:Woburn:42.49:-71.16:v4; Path=/; secure; Domain=.wikidata.org accept-ranges: bytes On 04/30/2018 02:53 PM, Lucas Werkmeister wrote: > The real URI (without scare quotes :) ) is not > https://www.wikidata.org/wiki/Q52000000 but > http://www.wikidata.org/entity/Q52000000 – and depending on your Accept > header, that will redirect you to the wiki page, JSON dump, or RDF data > (in XML or Turtle formats). Since the LOD Cloud criteria explicitly > mentions content negotiation, I think we’re good :) > > Cheers, > Lucas > > On 30.04.2018 23:08, Peter F. Patel-Schneider wrote: >> Does it? The point is not just that Wikidata has real pointers to external >> resources. >> >> >> Wikidata needs to serve RDF (e.g., in Turtle) in an accepted fashion. Is >> having https://www.wikidata.org/wiki/Special:EntityData/Q52000000.ttl >> available and linked to with an alternate link count when the "real" URI is >> https://www.wikidata.org/wiki/Q52000000? I don't know enough about this >> corner of web standards to know. >> >> >> peter >> >> >> >> >> >> >> On 04/30/2018 01:45 PM, Federico Leva (Nemo) wrote: >>> Peter F. Patel-Schneider, 30/04/2018 23:32: >>>> Does the way that Wikidata serves RDF >>>> (https://www.wikidata.org/wiki/Special:EntityData/Q52000000.rdf) satisfy >>>> this >>>> requirement? >>> I think that part was already settled with: >>> https://lists.wikimedia.org/pipermail/wikidata/2017-October/011314.html >>> >>> More information: >>> https://phabricator.wikimedia.org/T85444 >>> >>> Federico >> >> _______________________________________________ >> Wikidata mailing list >> Wikidata@lists.wikimedia.org >> https://lists.wikimedia.org/mailman/listinfo/wikidata >> > _______________________________________________ > Wikidata mailing list > Wikidata@lists.wikimedia.org > https://lists.wikimedia.org/mailman/listinfo/wikidata _______________________________________________ Wikidata mailing list Wikidata@lists.wikimedia.org https://lists.wikimedia.org/mailman/listinfo/wikidata
