detri modal, 1st place: on date/dated ... ; attaches date and/or time.
Time units in the following date/time are specified as numbers separated by pi'e, starting from the smallest time unit, or are unit values massified with joi. Alternatively, the time units in x1 are specified as numbers prefixed by ny for years, ly for months, dy for days, cy for hours, my for minutes, and sy for seconds, and in this scheme, any time unit may be left out. Cf. detri, djedi, jeftu, masti, nanca, tcika.