There's a [UniqueID](http://docs.ros.org/api/uuid_msgs/html/msg/UniqueID.html) message in the uuid_msgs package: http://wiki.ros.org/uuid_msgs that looks exactly like what you propose. With a python module in the [unique_id](http://wiki.ros.org/unique_id) package. --- [Visit Topic](https://discourse.ros.org/t/uuid-in-std-msgs/1941/2) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: