Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04b5ef4f479a7132c94a53d9f4c573fc2b41394942c0212503185a61428d23007b0646b6231449b5269810fdd4c8142932b6f98b06b9d6fc014b6bf7215b27eaff