Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 043087b18db35a267d6c64ae331fc130bb678517b0c174fffab7f135ba16e1eb5fb8e073083c37e393e267f8c6b266dd391410faa0cf5b71838db1972a929132c4