2026-04-29T23:14:02Z https://admin.olos.swiss/oai-info/oai-provider/oai OLOS https://admin.olos.swiss/oai-info/oai-provider/oai 2.0 admin@olos.swiss 2020-10-31T09:00:00Z persistent YYYY-MM-DDThh:mm:ssZ oai olos.swiss : oai:olos.swiss:olos:51d9e0ca-7250-42f3-94e9-2c346eafa13c OLOS Repository for Research Datasets OLOS.swiss DLCM Solution v3.1.6