Unclear histogram

Hi, the histogram looks different in tev and GIMP. Am I doing something wrong? Attached also the grayscale .exr file. Best, Felix <img width="230" height="130" alt="Image" src="https://github.com/user-attachments/assets/0011c0f3-563b-4532-a5bc-e5f878eff089" /> <img width="549" height="428" alt="Image" src="https://github.com/user-attachments/assets/40eb70f6-3521-4322-bf35-0297f6deaf67" /> [final.exr.zip](https://github.com/user-attachments/files/26540607/final.exr.zip)