Field notes
Dated, terse, and cumulative. What happened, when it happened.
Referee-hardened the paper — a proof gap found and fixed. A355966 corrections published. Resolved the A060966 / A283189 circulant discrepancy: three corrections and five new terms submitted, about seven minutes of wall time. Two-cavity census launched. stephenpursey.com registered.
Submitted all three OEIS contributions; editors reviewed the same day. A357083 (extension) and A396101 (authored) published within hours. Posted the two-bug autopsy of the original A355966 program; the faulty program was removed from the record. Paper drafted to zero TODOs.
84 trillion shapes over three days of pause-and-resume around daily life. Completed and verified August 9. Exactness lemmas closed out August 9–10.
Harvested 2,422 neglected OEIS sequences; chose cavity polycubes. Enumerator built and validated the same day. Discovered the published A355966(14) was wrong. Computed the first genuinely new number, A357083(15) = 422277. Sizes 16 and 17 fell by evening, on two machines.