Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0426ab16c828abd0d911043127eb2ed672d9d9ef20e6fd5ff85d7afa7e3991eed234f333fa931b0ec021ebe5bc9fc6570f37d473f1be2dac525bdf0eef3f842ad9