Did I just get upgraded to Windows 10?

KB3142588   Compatibility update for upgrading to and recovering Windows 10 Version 1511: March 8, 2016

KB3156421   Cumulative Update for Windows 10 Version 1511 and Windows Server 2016 Technical Preview 4: May 10, 2016

KB3136561   Compatibility update for upgrading to Windows 10 Version 1511: January 27, 2016

KB3135173   Cumulative update for Windows 10 Version 1511: February 9, 2016