Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04b1c8b99661c3ee36026ee62008c25a047f1b904b35fb31d194a0a79bc0cae82325489494d18ea389a33be3fb61e993d35d685b2509cc69df253621b769798b1c