WHO SMART Trust
1.7.1 - release

WHO SMART Trust, published by WHO. This guide is not an authorized publication; it is the continuous build for version 1.7.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/WorldHealthOrganization/smart-trust/tree/v1.7.1-releasecandidate and changes regularly. See the Directory of published versions

## Changes

This provides a list of changes to the SMART Trust IG.

### 2024-01-29 v1.0.0 - First stable release

- First stable release

### 2024-02-01 v1.1.0

- Hcert specifications added

### 2024-02-21 v1.1.1

- video tutorials added

### 2024-03-22 v1.1.2 - release

- HCert Logical Model and specification updated with subclaim details and notes
- Rapid assessment template for proposing new trust domains added
- Content Profiles include details about Trust Domain
- FAQ page added
- Link to country participation dashboard added

### 2024-10-28 v1.1.4 - release

- HCert Logical Model updated with subclaim for DVC
- Onboarding Checklist updated
- Onboarding process revised to remove Transitive processes
- Latest country participation status updated

### 2024-12-19 v1.1.5 - release

- Onboarding Checklist updated

### 2025-04-02 v1.2.0 - release

- Upgraded to FHIR 5.0.0
- IPS Pilgrimage trust domain added
- PH4H Letters of Application added (English and Spanish)
- DAK API Documentation Hub added
- TNG Endpoints page added covering DEV, UAT, and PROD environments
- Participant ValueSets for DEV, UAT, and PROD environments introduced with automated nightly generation
- DID Trustlist v2 added (multiple DID files per key type); DID Trustlist v1 deprecated

### 2025-10-27 v1.3.0 - release

- Trust Network Gateway additional context JSON-LD file added
- DID context extension links updated to reference FHIR specifications
- Participant lists updated

### 2026-02-11 v1.4.0 - release

- Onboarding Checklist updated with detailed curl command validation instructions
- Windows-specific curl instructions added (OpenSSL-based build required)
- IOM country mapping added
- Participant lists updated

### 2026-04-27 v1.5.0 - release

- C.L.38.2023 (Global Digital Health Certification Network) circular letter references added to Overview (Arabic, Chinese, English, French, Russian)
- Trust Network Gateway Letters of Application added for all languages (English, Arabic, French, Mandarin, Russian, Spanish) and PH4H
- Updated Participant onboarding list

### 2026-07-23 v1.6.0 - release

- Nightly participant generation fixes:
  - Fixed GitHub API rate limiting in the nightly participant generation workflow
  - Fixed missing Participants CodeSystem updates
- Additional updates:
  - Clarified that the HCERT CWT must include the signature for validation
  - Updated FSH model definitions for cardinality on CWT, and HCERT configuration

### 2026-07-29 v1.7.0 - release

- Nightly participant generation fixes:
  - Fixed GitHub API rate limiting in the nightly participant generation workflow
  - Fixed missing Participants
- Added MedicationOverviewMin as a new payload type in HCERT

### 2026-08-27 v1.7.1 - release

- updated GDHCN Participants onboarding status