Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0439bc60b26e07809acd5589335ae78303ebbcdd6cd5a4415cd535dccbd084f3a87e00149fd9135ac4dbc1dfef684f2c8873a1eeebd366cd9e67364869a6c7f187