changed backend from sampleIdentifier to entityIdentifier

jupyter-openbis-extension/server.py

@@ -108,7 +108,7 @@ def load_jupyter_server_extension(nb_server_app):
         [(  
             url_path_join(
                 base_url,
-                '/openbis/sample/(?P<connection_name>.*)?/(?P<permId>.*)'
+                '/openbis/sample/(?P<connection_name>.*)?/(?P<identifier>.*)'
             ), 
             SampleHandler
         )]