inkml:timestamp.type 

http://www.w3.org/TR/InkML/#timestamp

Complex Type Information

Model

Attributes

QName Type Fixed Default Use Inheritable Annotation
id required
time xsd:unsignedLong optional
timeOffset xsd:unsignedLong 0 optional
timeString xsd:dateTime optional
timestampRef xsd:anyURI optional

Used By

Elements inkml:context.type/inkml:timestamp, inkml:definitions.type/inkml:timestamp

Source 

<xsd:complexType name="timestamp.type">
  <xsd:annotation>
    <xsd:documentation>http://www.w3.org/TR/InkML/#timestamp</xsd:documentation>
  </xsd:annotation>
  <xsd:attribute ref="xml:id" use="required"/>
  <xsd:attribute name="time" type="xsd:unsignedLong"/>
  <xsd:attribute name="timestampRef" type="xsd:anyURI"/>
  <xsd:attribute name="timeString" type="xsd:dateTime"/>
  <xsd:attribute name="timeOffset" type="xsd:unsignedLong" use="optional" default="0"/>
</xsd:complexType>