Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 047423a78141644d3667b4208fdacc03e4f3cfb583624b28825ab4532910eb5316092f0ab8064c055a011e45c31d77689d77bd9938c023f99fe9ee8e83f14fec0e