Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 048540aa39aca5a201867c826f986eab0e16d35506b3599aad46b1b57e332b876dfe083ee2c15b4ee81e8ec84a7b319fdea7c3111af1f6562b4b8c907151f46776