Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0422b53848e37cd92b79b3e470b8df92e51393fcacf86cdc23896661da84f5c686f04b367cc572703d9e1ef4311563d7f8353cb8b15fd41a747c6c6020435287ca