Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 045a81b57ae8cc8f832637875229e135c1a7561ddab7650a5d60f01342d89e602edea26645f8ad014adb7a3b21899e9754f427fb07b41c17dc53e22427883bf5af