Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0420dd74a3acb5c5fad25d4af0a540649a911a4c131370dde443c7b8a17df87e6f3ece424c93cf645b12f2ec6844e98aa134e1f797ef5e4bd5f8ea6d02fcdae486