<mdrpi:PublicationPath xmlns:mdrpi="urn:oasis:names:tc:SAML:metadata:rpi">
  <mdrpi:Publication publisher="SomePublisher" creationInstant="2011-01-01T00:00:00Z" publicationId="SomePublicationId" />
  <mdrpi:Publication publisher="SomeOtherPublisher" creationInstant="2011-01-01T00:00:00Z" publicationId="SomeOtherPublicationId" />
</mdrpi:PublicationPath>