National and municipal entities experiment a lot with block chain technology. Xurux solved a problem from users and organizations. That they may not always be able to verify that data is current and that they come from a reliable source.

The specifically developed data request process is linked to a blockchain, allowing the user to always check the data for authenticity and topicality. The result was presented on June 22 at the Blockchain Innovation Conference in Amstelveen and can be seen at