Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 047423f0eff0ade38ce309660fff85a7fd458f2e0170bdd66df20f5396af1759fbb7651d9788d874a070f73a223a526bdde8a9f7c284a11ad0652e2f3110198b86