Here's the key three links:                                                        
                                                                                   
Tibet Action "CyberSuperHero" videos:                                              
https://www.cybersuperhero.net/                                                    
                                                                                   
Camera V: Secure Verifiable Photo & Video Camera:                                  
https://guardianproject.info/apps/camerav                                          
                                                                                   
CipherKit Reproducible Builds:                                                     
https://guardianproject.info/2015/09/21/cipherkit-reproducible-builds/             
https://guardianproject.info/2015/12/09/first-reproducible-builds-summit/