Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04129f40009f60fdbde8b117ae40c93e831872ada2c6609cfcc80610742bdca371290287da5c3f739d5f50f6a255319ed78c952c03384cb41be92cd47682120d81