@misc{Du2026HanXiong,
  author = {Du, Justin},
  title = {A candidate proof of the {Han--Xiong} {1/2}-conjecture},
  year = {2026},
  date = {2026-10-24},
  note = {Preprint, version 1},
  version = {1},
  url = {https://zdoorr.github.io/papers/han-xiong/}
}