Creates a shape for ISO 8601 timestamp values with millisecond precision (YYYY-MM-DDThh:mm:ss.sssZ).
Requires exactly 3 fractional second digits (millisecond precision) and UTC timezone (Z only).
Optional TextualConstraints validation constraints
A shape for validating ISO 8601 timestamp strings
Applies further restrictions beyond xsd:dateTimeStamp to ensure consistent precision and timezone.
XSD 1.1 Part 2: Datatypes § 3.4.28 dateTimeStamp
Creates a shape for ISO 8601 timestamp values with millisecond precision (YYYY-MM-DDThh:mm:ss.sssZ).
Requires exactly 3 fractional second digits (millisecond precision) and UTC timezone (Z only).