Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0447b7cbff0ba5fd1350e54b098ac01631a1a8934feb9b584c0622d57c376dc4e215d9bc089e0a285d64c54d0cf725f313879446ce0f6ae4b6204b4d4a76ef2e0a