Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 047420fc6c8b05350706178ffb475de2d5c52760ee57a3d77d20952cba2c72d1981353cbe8b61bfce4c44cfd38a52ac27f35302b7135f09019e48c3a0fee9c2b60