look at the last few characters in your blog posts compared to your npub

Blog:

npub1nydevscv0slx9eyr0chkkdgzqfhtp4guk039akhq6g9fnsrf6lcsu

Npub:

npub1nydevscv0slx9eyr0chkkdgzqfhtp4guk039akhq6g9fnsrf6lcsup3hqs

Looks like there is a trailing "p3hqs" which should be removed.