Can you explain please: where is correct way to get ripemd160?
You wrote
ripemd160(c47907abd2a80492ca9388b05c0e382518ff3960) --> 940a74dcade2bdb9385c293f30db6640f3ca22dd

But I have used several ways to get ripemd160

1. https://md5calc.com/hash/ripemd160/c47907abd2a80492ca9388b05c0e382518ff3960
ripemd160(c47907abd2a80492ca9388b05c0e382518ff3960) = 388756dc41f4eeadcb3fc5064535d1121a49d3f4

2. https://siminchen.github.io/bitcoinIDE/build/editor.html
c47907abd2a80492ca9388b05c0e382518ff3960 OP_RIPEMD160 = 388756dc41f4eeadcb3fc5064535d1121a49d3f4