Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04919dfb31ff718447ff15ec2ffa1643286013a9a4e976c6ff4925386981e46b0687228aa8963eef79d09eafc681dd876a479e7f6bd3419770ccf2145f0ad6c600