<status value="active" /> <date value="2026-04-14" /> <fhirVersion value="4.0.1" /> <kind value="complex-type" /> <abstract value="false" /> <type value="Signature" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Signature" /> <derivation value="constraint" /> <differential> <element id="Signature.type"> <path value="Signature.type" /> <slicing> <discriminator> <type value="value" /> <path value="code" /> </discriminator> <rules value="closed" /> </slicing> <max value="1" /> <mustSupport value="true" /> <binding> <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> <valueString value="SignatureType" /> </extension> <strength value="required" /> <description value="An indication of the reason that an entity signed the object." /> <valueSet value="http://hl7.org/fhir/ValueSet/signature-type" /> </binding> </element> <element id="Signature.type:AuthorsSignature"> <path value="Signature.type" /> <sliceName value="AuthorsSignature" /> <min value="0" /> <max value="1" /> </element> <element id="Signature.type:AuthorsSignature.system"> <path value="Signature.type.system" /> <fixedUri value="urn:iso-astm:E1762-95:2013" /> </element> <element id="Signature.type:AuthorsSignature.code"> <path value="Signature.type.code" /> <min value="1" /> <fixedCode value="1.2.840.10065.1.12.1.1" /> </element> <element id="Signature.type:VerificationSignature"> <path value="Signature.type" /> <sliceName value="VerificationSignature" /> <min value="0" /> <max value="1" /> </element> <element id="Signature.type:VerificationSignature.system"> <path value="Signature.type.system" /> <fixedUri value="urn:iso-astm:E1762-95:2013" /> </element> <element id="Signature.type:VerificationSignature.code"> <path value="Signature.type.code" /> <min value="1" /> <fixedCode value="1.2.840.10065.1.12.1.5" /> </element> <element id="Signature.when"> <path value="Signature.when" /> <mustSupport value="true" /> </element> <element id="Signature.who"> <path value="Signature.who" /> <type> <code value="Reference" /> <targetProfile value="https://gematik.de/fhir/erp/StructureDefinition/GEM_ERP_PR_Device" /> </type> <mustSupport value="true" /> </element> <element id="Signature.who.reference"> <path value="Signature.who.reference" /> <min value="1" /> <mustSupport value="true" /> </element> <element id="Signature.sigFormat"> <path value="Signature.sigFormat" /> <min value="1" /> <mustSupport value="true" /> </element> <element id="Signature.data"> <path value="Signature.data" /> <min value="1" /> <mustSupport value="true" /> </element> </differential> </StructureDefinition>