This is a linked open data (LOD) about date and time. "01 טבת 5785" is a date of Hebrew Calendar-TEST (Calendar ID: 104.1).
http://datetime.hutime.org/calendar/104.1/date/01_טבת_5785
hcal:104.1/date/2460676.5
hcal:104.1/date/01_טבת_5785
hcaldate:2460676.5
hcaldate:01_טבת_5785