On 12/8/05, David Janes -- BlogMatrix <davidjanes at blogmatrix.com> wrote: > Maybe this concept [1] from hCard would be useful? > [1] http://microformats.org/wiki/hcard-examples#3.6.7_UID_Type_Definition Yes, exactly like that, but in our case, they're URIs, so we'd rather call them URIs. :)