# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1513269226 -3600
# Node ID 9b4e810f4ecf4110ed58e642f635087bc133f530
# Parent  cd0be128127d8a747d4f931997248a719e7a9d77
note about concatenation

diff -r cd0be128127d -r 9b4e810f4ecf Sphinx/source/faq/orthanc-ids.rst
--- a/Sphinx/source/faq/orthanc-ids.rst	Thu Dec 14 14:23:11 2017 +0100
+++ b/Sphinx/source/faq/orthanc-ids.rst	Thu Dec 14 17:33:46 2017 +0100
@@ -23,6 +23,10 @@
   (0020,000d), their SeriesInstanceUID tag (0020,000e), and their
   SOPInstanceUID tag (0008,0018).
 
+NB: The concatenation adds a `pipe
+<https://en.wikipedia.org/wiki/Vertical_bar>`__ separator "``|``"
+between the concatenated DICOM tags.
+
 Because the DICOM standard guarantees the StudyInstanceUID,
 SeriesInstanceUID and SOPInstanceUID tags to be globally unique, the
 Orthanc identifiers for studies, series and instances are also