Hi Krzysztof, "Nodes" are an Alfresco concepts. They don't exit in CMIS. But the CMIS Document object should have a property with the Alfresco node ID.
What kind of URL you want to construct? Maybe this helps you: https://chemistry.apache.org/docs/cmis-samples/samples/content/index.html#getting-a-content-url - Florian > Hello Everyone > > Anyone able to obtain previous version node id? as opposed to latest version > id. > > opencmis chemistry gives me main document id for every version returned by > getAllVersions(). > > So I cant construct resource location urls to obtain document previous > revisions. > > I will appreciate any suggestions. > > Kind Regards > Krzysztof >