looking forward to your results
what is the platform that the knife is on
when you examine it ?
a pic or two ?
why not try masking tape , the kind the painter use
that's easy to peel off ?
found a few pics via google :
https://prosharpeningsupply.com/blogs/knife-tool-sharpening/knife-sharpening-under-the-microscope
https://www.youtube.com/watch?v=FAb0DdF7rrc
can not vouch for quality etc