In the XKDG book of Boris Abramovich and Zohar Oholiav (page 26), they point to "Universal Blood Link Combinations. Those are days, where the hexagrams of the year, month, day and hour are members of the same family.
Tomorrow, July 31, 2024, at 15 - 17 hour, there will be such a time. Bazi-calculator.com says the pillars are as follows:
Bing/Shen Bing/Shen Xin/Wei Jia/Chen (hour, day, month, year).
