<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://fhir.synapxe.sg/StructureDefinition/ext-artifact" />
  <name value="artifact" />
  <title value="Artifact Extension" />
  <status value="active" />
  <description value="Extension for capturing artifact information on Meta" />
  <fhirVersion value="5.0.0" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Meta" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="Artifact Information" />
      <definition value="Extension for capturing artifact information on Meta" />
    </element>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <min value="3" />
    </element>
    <element id="Extension.extension:msgId">
      <path value="Extension.extension" />
      <sliceName value="msgId" />
      <short value="Message identifier" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:msgId.extension">
      <path value="Extension.extension.extension" />
      <max value="0" />
    </element>
    <element id="Extension.extension:msgId.url">
      <path value="Extension.extension.url" />
      <fixedUri value="msgId" />
    </element>
    <element id="Extension.extension:msgId.value[x]">
      <path value="Extension.extension.value[x]" />
      <type>
        <code value="Identifier" />
      </type>
      <patternIdentifier>
        <system value="https://fhir.synapxe.sg/NamingSystem/msg-id" />
      </patternIdentifier>
    </element>
    <element id="Extension.extension:msgSequenceId">
      <path value="Extension.extension" />
      <sliceName value="msgSequenceId" />
      <short value="Message sequence identifier" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:msgSequenceId.extension">
      <path value="Extension.extension.extension" />
      <max value="0" />
    </element>
    <element id="Extension.extension:msgSequenceId.url">
      <path value="Extension.extension.url" />
      <fixedUri value="msgSequenceId" />
    </element>
    <element id="Extension.extension:msgSequenceId.value[x]">
      <path value="Extension.extension.value[x]" />
      <type>
        <code value="Identifier" />
      </type>
      <patternIdentifier>
        <system value="https://fhir.synapxe.sg/NamingSystem/msg-sequence-id" />
      </patternIdentifier>
    </element>
    <element id="Extension.extension:date">
      <path value="Extension.extension" />
      <sliceName value="date" />
      <short value="Artifact date" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:date.extension">
      <path value="Extension.extension.extension" />
      <max value="0" />
    </element>
    <element id="Extension.extension:date.url">
      <path value="Extension.extension.url" />
      <fixedUri value="date" />
    </element>
    <element id="Extension.extension:date.value[x]">
      <path value="Extension.extension.value[x]" />
      <type>
        <code value="dateTime" />
      </type>
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://fhir.synapxe.sg/StructureDefinition/ext-artifact" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>