Very funny one, all objects have the same section style assigned yet the hatch looks different (missing dots) for one object in PDF.
bug section hatch.3dm (466.3 KB)
bug section hatch.3dm (466.3 KB)
I think you missed a save before uploading the file.
i only sent affected solids but it seems section style was not retained. i will send full file to support.
sent. you can investigate now fully.
Got it, thanks for reporting RH-83523
RH-83523 is fixed in Rhino 8 Service Release 36 Release Candidate