Thanks for the correction and verification. I just learned how to do that. I don't know if it's still necessary again but here it is;
I guess you need to make a signed message again including with the date today. You can take a look other signed message posts posted previously on this thread for your own referrence.
Thanks
bc1qrqlghmnt44m8fldnvx9p80r24n3k0zndrmz5ly
-----BEGIN BITCOIN SIGNED MESSAGE-----
This is real Decimetre on Bitcointalk.org u=3745512 signed today, September 15th, 2026
-----BEGIN SIGNATURE-----
bc1qrqlghmnt44m8fldnvx9p80r24n3k0zndrmz5ly
KI72ur4aSoqlZQxgaPtTgTm908B27FZr2pqMhOa5pBCAC766GQkmJaS7E3V/PNaIjpb6RWW61FHuxiJdI9I26vs=
-----END BITCOIN SIGNED MESSAGE-----