Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 041c763e20df584774376c873d56c7f8939900d52a476f911cd19d096caed96d036bebb2f8c572f642ef4cca84009baaca8a88c87d8f11569be146393d0f5e787e