Design feature DF8: Certification and verification mechanism
A certification mechanism performs cross-validation and verifies integrity (e.g., that mileage never decreased over time).
Source paper
This design feature is a technology-specific realization proposed by Blockchain for the IoT: Privacy-Preserving Protection of Sensor Data (Mathieu Chanson, Andreas Bogner, Dominik Bilgeri, Elgar Fleisch, Felix Wortmann, 2019).