The MDIS Information Model is identified by the following URI:
http://opcfoundation.org/UA/MDIS
Documentation for the NamespaceUri can be found here.
The NodeSet associated with this version of specification can be found here:
https://reference.opcfoundation.org/nodesets/?u=http://opcfoundation.org/UA/MDIS&v=1.3&i=1
The NodeSet associated with the latest version of the specification can be found here:
https://reference.opcfoundation.org/nodesets/?u=http://opcfoundation.org/UA/MDIS&i=1
The supplementary files associated with this version of specification can be found here:
https://reference.opcfoundation.org/nodesets/?u=http://opcfoundation.org/UA/MDIS&v=1.3&i=2
The supplementary files associated with the latest version of the specification can be found here:
https://reference.opcfoundation.org/nodesets/?u=http://opcfoundation.org/UA/MDIS&i=2
The capability identifier for this document shall be:
MDIS