Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0420436d69a51a5e058ad91fd7a8b2ec5384ab31f3d09a6b663bc823f443f2f852901acd880a3064a188eaeaf90e47f150706562afedf6b42575ce44ae3bb51faa