The canonical identifier for the node. The class of the node. A non-localized, human readable name for the node. A localized, human readable name for the node. A localized description for the node. Indicates which attributes are writable. Indicates which attributes are writable by the current user. Indicates that a type node may not be instantiated. Indicates that forward and inverse references have the same meaning. The browse name for an inverse reference. Indicates that following forward references within a view will not cause a loop. Indicates that the node can be used to subscribe to events. The value of a variable. The node id of the data type for the variable value. The number of dimensions in the value. The length for each dimension of an array value. How a variable may be accessed. How a variable may be accessed after taking the user's access rights into account. Specifies (in milliseconds) how fast the server can reasonably sample the value for changes. Specifies whether the server is actively collecting historical data for the variable. Whether the method can be called. Whether the method can be called by the current user. Provides the metadata and encoding information for custom DataTypes. The permissions for the node granted to roles. The subset of permissions available for the roles available to the current session. The access restrictions assigned to the node. How a variable may be accessed.