Clarify statement on work with science collaborators

SITCOMTN-076.tex

@@ -347,7 +347,7 @@ \section{Peer-reviewed Journal Publications}
   \item Project team members may begin writing science papers based on commissioning data prior to the release of associated Early Science data products.
   Those science papers may not be submitted until the associated data products are released.
 
-  \item Project team members are free to collaborate with others beyond the Project team on science papers that use Early Science data.
+  \item Project team members are free to collaborate with others beyond the Project team on science papers that use released Early Science data (following the Rubin Data Policy \citedsp{RDO-013}), but may not share proprietary commissioning data with collaborators prior to its release.
   The Project team authors are welcome to inform their collaborators about their intent to write such science papers prior to the release, but no aspects of any science result (unreleased information about astronomical phenomena above the Earth atmosphere) may be shared until after the associated data release.
 
   \item The authors are encouraged, but not obliged, to announce plans for science publications as soon as possible within the Project team and welcome collaboration.