Logic Masters Deutschland e.V.

A sandwich sudoku was one of the first things that got me watching CTC, which in turn got me into the world of variant sudoku solving and, a while later, setting. Two years and 22 published puzzles later I figured it was about time I set a proper sandwich sudoku myself.
So here it is!

Try it online here.

Rules:
Normal sudoku rules apply.
Clues outside the grid indicate the sum of the digits between the 1 and the 9 in the corresponding row or column.
Along the thermometer, the digit in the bulb is smaller than the digit on the tip.