Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0412a321d20ede2346eb77535b6cee32e0343c846f12a8555bdac0ffd27079471035b6f0049c4706c339c12e47c3f177b1cd4f92ab45b4e904642b6fbd4d3b11cb