Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0407a39b62d06ec2f495d848e8ef543856e81b4d7e2ed7629a08ad3faac864c89e03795b2c41e1691571921cac480833a0d5f28bc14b497d4cef4f5328fdac3d54