It's not real. This video is a re-encode from a video with a lower bitrate. When you zoom the video frame by frame, you can see the artefacts.
The real ProRes have a bitrate of 164 Mbps with LPCM 2.0 24 bits. Complete name : Bruno Mars_24Kmagic_USWB484020J8R92011Y4 -Merleawe.mov Format : MPEG-4 Format profile : QuickTime Codec ID : qt File size : 4.71 GiB Duration : 3mn 46s Overall bit rate mode : Variable Overall bit rate : 167 Mb/s Encoded date : UTC 2016-09-23 15:11:34 Tagged date : UTC 2016-09-23 15:12:53 Writing library : Apple QuickTime 7.7.8 com.apple.quicktime.player. : (Binary) Media/UUID : 3G57I301-4455-49FG-A6CC-CG26A65E27F8 Video ID : 4 Format : ProRes Format version : Version 0 Format profile : 422 HQ Codec ID : apch Duration : 3mn 46s Source Duration : 3mn 46s Bit rate mode : Variable Bit rate : 164 Mb/s Width : 1 920 pixels Height : 1 080 pixels Display aspect ratio : 16:9 Frame rate mode : Constant Frame rate : 25.000 FPS Color space : YUV Chroma subsampling : 4:2:2 Scan type : Progressive Bits/(Pixel*Frame) : 3.197 Stream size : 4.64 GiB (99%) Source stream size : 4.64 GiB (99%) Writing library : Apple Language : English Encoded date : UTC 2016-09-23 15:11:34 Tagged date : UTC 2016-09-23 15:12:53 Matrix coefficients : BT.709 Audio ID : 1 Format : PCM Format settings, Endianness : Big Format settings, Sign : Signed Codec ID : in24 Duration : 3mn 46s Bit rate mode : Constant Bit rate : 2 304 kb/s Channel(s) : 2 channels Channel positions : Front: L R Sampling rate : 48.0 kHz Bit depth : 24 bits Stream size : 62.2 MiB (1%) Language : English Encoded date : UTC 2016-09-23 15:11:34 Tagged date : UTC 2016-09-23 15:12:53 Text #1 ID : 3-CC1 Format : EIA-608 Muxing mode : Final Cut / CDP Codec ID : c708 Duration : 3mn 46s Bit rate mode : Constant Frame rate : 25.000 fps Stream size : 0.00 Byte (0%) Language : English Encoded date : UTC 2016-09-23 15:11:34 Tagged date : UTC 2016-09-23 15:12:53 Text #2 ID : 3-1 Format : EIA-608 Muxing mode : Final Cut / CDP Codec ID : c708 Duration : 3mn 46s Bit rate mode : Constant Frame rate : 25.000 fps Stream size : 0.00 Byte (0%) Language : English Encoded date : UTC 2016-09-23 15:11:34 Tagged date : UTC 2016-09-23 15:12:53