OGC Testbed 20 GDC Provenance Demonstration Report http://www.opengis.net/doc/PER/t20-D02224-03624-0362029-12-312029-12-312025-02-13 Jonas Eberle Open Geospatial Consortium OGCendraft2025 Open Geospatial Consortium OGCogctestbedprovenancegeo data cubeprocessesOpenEOSTACW3C PROVmetadataengineering-reportogctechnical