. . "XML Digital Signatures for Widgets" . _:vb50820972 . _:vb50820971 "Mark Priestley" . . _:vb50820972 . _:vb50820971 . . _:vb50820969 "Stuart Knightley" . . . _:vb50820970 . _:vb50820969 . _:vb50820970 "Frederick Hirsch" . "2013-04-18" . _:vb50820967 "Marcos Caceres" . _:vb50820968 . _:vb50820968 "Paddy Byers" . _:vb50820970 . _:vb50820972 . _:vb50820971 . _:vb50820968 . _:vb50820969 . _:vb50820967 . _:vb50820967 . .