So many identifiers are not URLs. They can be related to URLs (as DOIs) but they are not URLs themselves. I would be reluctant to have VIAF be "the" person identifier. On Sep 7, 2012, at 3:15 PM, Jeni Tennison <jeni@jenitennison.com<mailto:jeni@jenitennison.com>> wrote: On 7 Sep 2012, at 20:03, Ed Summers wrote: It would be interesting to know if the HTML spec allowed multiple identifiers, similar to how other HTML attributes work: "The itemid attribute, if specified, must have a value that is a valid URL potentially surrounded by spaces." http://www.w3.org/TR/microdata/#attr-itemid So that would be 'no', not according to spec. I've often wondered whether the schema.org 'url' property is meant to be synonymous with itemid. I'm not sure what happens in schema.org interpreters when you specify one/other/both/multiple urls... Jeni -- Jeni Tennison http://www.jenitennison.com Laura Dawson Product Manager, Identifiers Bowker 908-219-0082 917-770-6641 laura.dawson@bowker.com<mailto:laura.dawson@bowker.com>
Received on Friday, 7 September 2012 19:20:07 UTC