Given the date and that it's a Saturn-1B, that would make it AS-202, one of the early test flights. So instruments probably real, but not final hardware.
'Tis, and in the video the maker explains what they had to do - telecine 16mm film, stabilise, upscale, and interpolate from 5 -> 30 fps, as well as generate plausible sound from the spectra provided in the original test report.