WHO SMART Trust
1.1.2 - 1.1.2

WHO SMART Trust, published by WHO. This guide is not an authorized publication; it is the continuous build for version 1.1.2 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/WorldHealthOrganization/smart-trust and changes regularly. See the Directory of published versions

## Logical Model: HCert - Detailed Descriptions

Active as of 2024-04-12

Definitions for the HCert logical model.

- Differential Elements Table
- Key Elements Table
- Snapshot Elements Table

Guidance on how to interpret the contents of this table can be found here

0. HCert
Definition | Logical Model for the HCERT ​The full data structure and encoding mechanisms for HCERT are defined here: Electronic Health Certificate Specification An HCERT is claim -260 within the CBOR Web Token (CWT) Claim. Note for subclaims: subclaims 0 and above are reserved by WHO to be assigned, a new sub claim can be requested for by requesting to create a new trust domain subclaims for negative integer values are for development purposes and are free to use While this logical model mentions assigned subclaims (below), the ones listed in the Electronic Health Certificate Specification are considered authoritative
Short | Health Certificate
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. HCert.1
Definition | HCERT EU DCC
Short | HCERT EU DCC
Control | 0..1
Type | http://smart.who.int/ddcc/StructureDefinition/HCertDCC
4. HCert.3
Definition | DDCC Vaccination claim (PROPOSED)
Short | Vaccination Core Data Set claim
Control | 0..*
Type | ​DDCCCoreDataSet(DDCC Core Data Set Logical Model for Vaccination Status)
6. HCert.4
Definition | DDCC Test Result claim (PROPOSED)
Short | Test Result Core Data Set claim
Control | 0..*
Type | ​DDCCCoreDataSet(DDCC Core Data Set Logical Model for Test Result)
8. HCert.5
Definition | SMART Health Link (PROPOSED)
Short | SMART Health Link claim
Control | 0..*
Type | http://smart.who.int/ips-pilgrimage/StructureDefinition/SmartHealthLink

Guidance on how to interpret the contents of this table can be found here

0. HCert
Definition | Logical Model for the HCERT ​The full data structure and encoding mechanisms for HCERT are defined here: Electronic Health Certificate Specification An HCERT is claim -260 within the CBOR Web Token (CWT) Claim. Note for subclaims: subclaims 0 and above are reserved by WHO to be assigned, a new sub claim can be requested for by requesting to create a new trust domain subclaims for negative integer values are for development purposes and are free to use While this logical model mentions assigned subclaims (below), the ones listed in the Electronic Health Certificate Specification are considered authoritative
Short | Health Certificate
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. HCert.1
Definition | HCERT EU DCC
Short | HCERT EU DCC
Control | 0..1
Type | http://smart.who.int/ddcc/StructureDefinition/HCertDCC
4. HCert.3
Definition | DDCC Vaccination claim (PROPOSED)
Short | Vaccination Core Data Set claim
Control | 0..*
Type | ​DDCCCoreDataSet(DDCC Core Data Set Logical Model for Vaccination Status)
6. HCert.4
Definition | DDCC Test Result claim (PROPOSED)
Short | Test Result Core Data Set claim
Control | 0..*
Type | ​DDCCCoreDataSet(DDCC Core Data Set Logical Model for Test Result)
8. HCert.5
Definition | SMART Health Link (PROPOSED)
Short | SMART Health Link claim
Control | 0..*
Type | http://smart.who.int/ips-pilgrimage/StructureDefinition/SmartHealthLink

Guidance on how to interpret the contents of this table can be found here

0. HCert
Definition | Logical Model for the HCERT ​The full data structure and encoding mechanisms for HCERT are defined here: Electronic Health Certificate Specification An HCERT is claim -260 within the CBOR Web Token (CWT) Claim. Note for subclaims: subclaims 0 and above are reserved by WHO to be assigned, a new sub claim can be requested for by requesting to create a new trust domain subclaims for negative integer values are for development purposes and are free to use While this logical model mentions assigned subclaims (below), the ones listed in the Electronic Health Certificate Specification are considered authoritative
Short | Health Certificate
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. HCert.1
Definition | HCERT EU DCC
Short | HCERT EU DCC
Control | 0..1
Type | http://smart.who.int/ddcc/StructureDefinition/HCertDCC
4. HCert.3
Definition | DDCC Vaccination claim (PROPOSED)
Short | Vaccination Core Data Set claim
Control | 0..*
Type | ​DDCCCoreDataSet(DDCC Core Data Set Logical Model for Vaccination Status)
6. HCert.4
Definition | DDCC Test Result claim (PROPOSED)
Short | Test Result Core Data Set claim
Control | 0..*
Type | ​DDCCCoreDataSet(DDCC Core Data Set Logical Model for Test Result)
8. HCert.5
Definition | SMART Health Link (PROPOSED)
Short | SMART Health Link claim
Control | 0..*
Type | http://smart.who.int/ips-pilgrimage/StructureDefinition/SmartHealthLink