Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 047e451da405db099fb5d316a3449c467d0a4c7d418890a763fd9b87fc860461f69f4f1c88016f6cfc5bf6d90af4b48fbdda6121298c84b11a3a7d05bcc812be6b