Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0407e5b6b8ba7b9299f881ed5c1028b187b7c226815c46cfbfcceeada9f90ad668f4cce7033e1a030289526365b49eb73beff6656e521da900f6820cc01675e22a