[TU Dresden research data guidelines](https://tu-dresden.de/tu-dresden/qualitaetsmanagement/ressourcen/dateien/wisprax/Leitlinien-fuer-den-Umgang-mit-Forschungsdaten-an-der-TU-Dresden.pdf),
relevant research data needs to be archived for at least for 10 years. The
relevant research data needs to be archived at least for 10 years. The
[OpARA service](https://opara.zih.tu-dresden.de/xmlui/)(Open Access Repository and Archive) is the
joint research data repository service for saxon universities to address this requirement.
joint research data repository service for Saxon universities to address this requirement.
Data can be uploaded and, to comply to the demands of long-term understanding of data, additional
metadata and description must be added. Large datasets may be optionally imported beforehand. In