doc = Ox::Document.new(version: '1.0') doc << Ox::Element.new('XRD').tap do |xrd| xrd['xmlns'] = 'http://docs.oasis-open.org/ns/xri/xrd-1.0' xrd << Ox::Element.new('Link').tap do |link| link['rel'] = 'lrdd' link['type'] = 'application/xrd+xml' link['template'] = @webfinger_template end end ('' + Ox.dump(doc, effort: :tolerant)).force_encoding('UTF-8')