DHIN 2025Connectathon FHIR IG
0.2.0 - ci-build Nigeria flag

DHIN 2025Connectathon FHIR IG, published by DHIN. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Nigeria-FHIR-Community/2025Connectathon/ and changes regularly. See the Directory of published versions

: NG Provenance Activity Codes - TTL Representation

Active as of 2026-09-17

Raw ttl | Download


@prefix fhir: <http://hl7.org/fhir/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

# - resource -------------------------------------------------------------------

<http://hl7.org/fhir/CodeSystem/ng-provenance-activity-cs> a fhir:CodeSystem ;
  fhir:nodeRole fhir:treeRoot ;
  fhir:Resource.id [ fhir:value "ng-provenance-activity-cs"] ;
  fhir:DomainResource.text [
     fhir:Narrative.status [ fhir:value "generated" ] ;
     fhir:Narrative.div "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem ng-provenance-activity-cs</b></p><a name=\"ng-provenance-activity-cs\"> </a><a name=\"hcng-provenance-activity-cs\"> </a><p>This case-insensitive code system <code>https://sandbox.dhin-hie.org/ig/CodeSystem/ng-provenance-activity-cs</code> defines the following codes in a Grouped By hierarchy:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">ANONY<a name=\"ng-provenance-activity-cs-ANONY\"> </a></td><td>Anonymize</td><td>Activity that removes all personally identifiable information (PII) to prevent re-identification.</td></tr><tr><td style=\"white-space:nowrap\">DEID<a name=\"ng-provenance-activity-cs-DEID\"> </a></td><td>De-identify</td><td>Activity that removes or obfuscates personal identifiers while retaining data usability.</td></tr><tr><td style=\"white-space:nowrap\">MASK<a name=\"ng-provenance-activity-cs-MASK\"> </a></td><td>Mask</td><td>Activity that hides or replaces specific data elements with placeholder values.</td></tr><tr><td style=\"white-space:nowrap\">LABEL<a name=\"ng-provenance-activity-cs-LABEL\"> </a></td><td>Assign Security Label</td><td>Activity that applies confidentiality, sensitivity, or purpose-of-use labels to data.</td></tr><tr><td style=\"white-space:nowrap\">PSEUD<a name=\"ng-provenance-activity-cs-PSEUD\"> </a></td><td>Pseudonymize</td><td>Activity that replaces direct identifiers with pseudonyms that can be re-linked under controlled conditions.</td></tr><tr><td style=\"white-space:nowrap\">CREATE<a name=\"ng-provenance-activity-cs-CREATE\"> </a></td><td>Create</td><td>Activity representing the creation of new data or resource instance.</td></tr><tr><td style=\"white-space:nowrap\">DELETE<a name=\"ng-provenance-activity-cs-DELETE\"> </a></td><td>Delete</td><td>Activity representing deletion or removal of a data record.</td></tr><tr><td style=\"white-space:nowrap\">APPEND<a name=\"ng-provenance-activity-cs-APPEND\"> </a></td><td>Append</td><td>Activity representing addition of new information to an existing resource or record.</td></tr><tr><td style=\"white-space:nowrap\">NULLIFY<a name=\"ng-provenance-activity-cs-NULLIFY\"> </a></td><td>Nullify</td><td>Activity that invalidates or renders data non-usable without deleting the record.</td></tr><tr><td style=\"white-space:nowrap\">LA<a name=\"ng-provenance-activity-cs-LA\"> </a></td><td>Legally Authenticated</td><td>Activity confirming legal authentication of a record (e.g., signed or witnessed by authorized person).</td></tr></table></div>"
  ] ;
  fhir:CodeSystem.url [ fhir:value "https://sandbox.dhin-hie.org/ig/CodeSystem/ng-provenance-activity-cs"] ;
  fhir:CodeSystem.version [ fhir:value "0.2.0"] ;
  fhir:CodeSystem.name [ fhir:value "NgProvenanceActivityCS"] ;
  fhir:CodeSystem.title [ fhir:value "NG Provenance Activity Codes"] ;
  fhir:CodeSystem.status [ fhir:value "active"] ;
  fhir:CodeSystem.experimental [ fhir:value "false"^^xsd:boolean] ;
  fhir:CodeSystem.date [ fhir:value "2026-09-17T08:02:10+00:00"^^xsd:dateTime] ;
  fhir:CodeSystem.publisher [ fhir:value "DHIN"] ;
  fhir:CodeSystem.contact [
     fhir:index 0 ;
     fhir:ContactDetail.name [ fhir:value "DHIN" ] ;
     fhir:ContactDetail.telecom [
       fhir:index 0 ;
       fhir:ContactPoint.system [ fhir:value "url" ] ;
       fhir:ContactPoint.value [ fhir:value "https://www.dhin-hie.org" ]
     ], [
       fhir:index 1 ;
       fhir:ContactPoint.system [ fhir:value "email" ] ;
       fhir:ContactPoint.value [ fhir:value "info@dhin-hie.org" ]
     ]
  ], [
     fhir:index 1 ;
     fhir:ContactDetail.name [ fhir:value "Digital Health Interoperability Network." ] ;
     fhir:ContactDetail.telecom [
       fhir:index 0 ;
       fhir:ContactPoint.system [ fhir:value "email" ] ;
       fhir:ContactPoint.value [ fhir:value "info@dhin-hie.org" ] ;
       fhir:ContactPoint.use [ fhir:value "work" ]
     ]
  ] ;
  fhir:CodeSystem.description [ fhir:value "Local CodeSystem defining provenance activity codes for data lifecycle operations such as anonymization, de-identification, labeling, creation, and deletion, aligned to DHIN 2025 Connectathon artifacts."] ;
  fhir:CodeSystem.jurisdiction [
     fhir:index 0 ;
     fhir:CodeableConcept.coding [
       fhir:index 0 ;
       fhir:Coding.system [ fhir:value "urn:iso:std:iso:3166" ] ;
       fhir:Coding.code [ fhir:value "NG" ] ;
       fhir:Coding.display [ fhir:value "Nigeria" ]
     ]
  ] ;
  fhir:CodeSystem.caseSensitive [ fhir:value "false"^^xsd:boolean] ;
  fhir:CodeSystem.hierarchyMeaning [ fhir:value "grouped-by"] ;
  fhir:CodeSystem.content [ fhir:value "complete"] ;
  fhir:CodeSystem.count [ fhir:value "10"^^xsd:nonNegativeInteger] ;
  fhir:CodeSystem.concept [
     fhir:index 0 ;
     fhir:CodeSystem.concept.code [ fhir:value "ANONY" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Anonymize" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity that removes all personally identifiable information (PII) to prevent re-identification." ]
  ], [
     fhir:index 1 ;
     fhir:CodeSystem.concept.code [ fhir:value "DEID" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "De-identify" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity that removes or obfuscates personal identifiers while retaining data usability." ]
  ], [
     fhir:index 2 ;
     fhir:CodeSystem.concept.code [ fhir:value "MASK" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Mask" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity that hides or replaces specific data elements with placeholder values." ]
  ], [
     fhir:index 3 ;
     fhir:CodeSystem.concept.code [ fhir:value "LABEL" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Assign Security Label" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity that applies confidentiality, sensitivity, or purpose-of-use labels to data." ]
  ], [
     fhir:index 4 ;
     fhir:CodeSystem.concept.code [ fhir:value "PSEUD" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Pseudonymize" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity that replaces direct identifiers with pseudonyms that can be re-linked under controlled conditions." ]
  ], [
     fhir:index 5 ;
     fhir:CodeSystem.concept.code [ fhir:value "CREATE" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Create" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity representing the creation of new data or resource instance." ]
  ], [
     fhir:index 6 ;
     fhir:CodeSystem.concept.code [ fhir:value "DELETE" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Delete" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity representing deletion or removal of a data record." ]
  ], [
     fhir:index 7 ;
     fhir:CodeSystem.concept.code [ fhir:value "APPEND" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Append" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity representing addition of new information to an existing resource or record." ]
  ], [
     fhir:index 8 ;
     fhir:CodeSystem.concept.code [ fhir:value "NULLIFY" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Nullify" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity that invalidates or renders data non-usable without deleting the record." ]
  ], [
     fhir:index 9 ;
     fhir:CodeSystem.concept.code [ fhir:value "LA" ] ;
     fhir:CodeSystem.concept.display [ fhir:value "Legally Authenticated" ] ;
     fhir:CodeSystem.concept.definition [ fhir:value "Activity confirming legal authentication of a record (e.g., signed or witnessed by authorized person)." ]
  ] .

# - ontology header ------------------------------------------------------------

<http://hl7.org/fhir/CodeSystem/ng-provenance-activity-cs.ttl> a owl:Ontology ;
  owl:imports fhir:fhir.ttl ;
  owl:versionIRI <http://build.fhir.org/CodeSystem/ng-provenance-activity-cs.ttl> .