I converted this file with the latest version of PDF to XPS from PDFNet and the output is correct (attached).
You can test this with DocPub CLI (-f XPS option):
http://www.pdftron.com/ID-f94ls2-edm0aqZ/243/DocPubWin.zip
http://www.pdftron.com/ID-f94ls2-edm0aqZ/243/DocPubMac.zip
or PDFNet SDK (pdftron.PDF.Convert.ToXps() as shown in Convert sample -http://www.pdftron.com/pdfnet/samplecode.html#Convert)
http://www.pdftron.com/ID-f94ls2-edm0aqZ/PDFNet.zip
http://www.pdftron.com/ID-f94ls2-edm0aqZ/PDFNet64.zip
http://www.pdftron.com/ID-f94ls2-edm0aqZ/PDFNetDotNet4.zip
http://www.pdftron.com/ID-f94ls2-edm0aqZ/PDFNet64DotNet4.zip
http://www.pdftron.com/ID-f94ls2-edm0aqZ/PDFNetC.zip
http://www.pdftron.com/ID-f94ls2-edm0aqZ/PDFNetC64.zip
We are going to update other online command-line tools in the near future.