Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 049b7ef708ec69c0b005acede5feb2a6abb1f0abaf59226f481a5fa4abd428244a309b7dc0a619a087a0ff5e09d6dddaa051d7648bb423d093f1b597d5eee8521d