Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 047c6fa4807ffbcd052d9a7d68082055f01b93b5990fa4f4db6e703046df9fbfa74806f628310e99c9cfcc1d94c754e874bbb0065d6bff91dc143db7ce574b2845