This is a linked open data (LOD) about date and time. "15 พฤษภาคม 2567" is a date of Thai Buddhist Calendar-TEST (Calendar ID: 1003.1).
http://datetime.hutime.org/calendar/1003.1/date/15_พฤษภาคม_2567
hcal:1003.1/date/2460445.5
hcal:1003.1/date/15_พฤษภาคม_2567
hcaldate:2460445.5
hcaldate:15_พฤษภาคม_2567