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Just looked at your photo's.

My blade had the same spine shape. Believe me, it will settle perfectly if you do about 10 to 15 return passes on 1000 grit paper. The fist 5 should be with heavy...

I recently honed a totally unused old 100 years + sheffield carbon steel blade.

The blade was totally blunt but brand new. The spine was thicker at the heel than the tip. It also did not lay flat...