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As far as I can see from the pics, the slit sensilla and arthrodial membrane are easy enough to see but that's about it really. There does appear to be a structure that looks like it could be a gonopore but certainly no sign of any spermathecae, uterus externus or bursa copulatrix (although at...
Yep male. The structures you circled in blue are the arthrodial membrane, essentially flexible cuticle that can act as a point of muscle attachment and defines the sides of the epigynum.
Give this a read, it might help you out - https://tarantulaforum.com/threads/how-to-sex-your-tarantula.281/
If it was sold to you as Chilobrachys sp. Kontum then why do you think it is something different? The problem is that it is a brown spider with no obvious distinguishing features so no one would be able to give you a positive identification from a couple of photos of the general habitus anyway.
Probably one of my favourite photos that I've taken over the years. Really captures the colours of the cork bark nicely. Unfortunately a spider got in the way :D