True 4K often accompanies High Dynamic Range (HDR) standards like HDR10 or Dolby Vision. The "ssis984 4k verified" designation implies that the file contains wide color gamut information (BT.2020 color space). This means deeper blacks, brighter whites, and millions more shades of color between them.
Before discussing resolution, we must understand the origin of the code. SSIS-984 is a unique product identifier used by one of the industry’s leading production labels. The format follows a strict nomenclature: