@misc{wesolve:ERDOS-531-A1-r1,
  title = {{Reused writeup on ERDOS-531 (gpt pro 5.2)}},
  author = {{we-solve research archive}},
  year = {2026},
  month = {9},
  howpublished = {\url{https://we-solve.github.io/contributions/erdos-problem-531-df4fabfb/attempt-1/r1/}},
  note = {Revision r1 of ERDOS-531-A1. Unverified research record. LLMs and submitter roles are disclosed in the record.}
}