ASTM SDSP Standard: Expanding the UTM Ecosystem In a significant step towards managing the growing volume of metrics for low-altitude, autonomous flight, MatrixSpace and INVOLI have jointly led the publication of the first F3623-23 Standard Specification for Surveillance Supplementary Data Service Provider (SDSP) by ASTM International. SDSPs play a crucial role in … [Read more...] about MatrixSpace, INVOLI Co-Lead in Publishing the First ASTM SDSP Standard