Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 043c19a168b3739a8b01c20e00d558ff165ab81f090210035bab22a9f3947d5ce892a3f5b42422f9a69575794d3ab915bff6cc4e1863bcdf5a5ad35b43ef5241ff