Proving that you're delivering the raw unedited footage requires retaining the raw unedited footage (i.e. whatever was originally signed by the camera body), an

Proving that you're delivering the raw unedited footage requires retaining the raw unedited footage (i.e. whatever was originally signed by the camera body), and distributing it to anyone who asks to check your proofs. This is inevitably a different (and much larger) file, to whatever ends up streaming from social media platforms.