NCPI FHIR Implementation Guide v2
0.2.0 - ci-build

NCPI FHIR Implementation Guide v2 - Local Development build (v0.2.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Extension: Provides a list of hashes for confirming file transfers

Official URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-extension Version: 0.2.0
Draft as of 2025-12-03 Computable Name: HashExtension

Provides a list of hashes for confirming file transfers

Context of Use

    This extension may be used on the following element(s)

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Provides a list of hashes for confirming file transfers
... extension 2..* Extension Extension
... Slices for extension Content/Rules for all slices
.... extension:hashValue 1..1 string Value of hashing the file
URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-value
.... extension:hashType 1..1 code Algorithm used to calculate the hash (and size, where applicable)
URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-type
... url 1..1 uri "https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-extension"

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Provides a list of hashes for confirming file transfers
... id 0..1 string Unique id for inter-element referencing
... Slices for extension 2..* Extension Extension
Slice: Unordered, Open by value:url
.... extension:hashValue 1..1 string Value of hashing the file
URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-value
.... extension:hashType 1..1 code Algorithm used to calculate the hash (and size, where applicable)
URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-type
... url 1..1 uri "https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-extension"

doco Documentation for this format

This structure is derived from Extension

Summary

Complex Extension: Provides a list of hashes for confirming file transfers

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Provides a list of hashes for confirming file transfers
    ... extension 2..* Extension Extension
    ... Slices for extension Content/Rules for all slices
    .... extension:hashValue 1..1 string Value of hashing the file
    URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-value
    .... extension:hashType 1..1 code Algorithm used to calculate the hash (and size, where applicable)
    URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-type
    ... url 1..1 uri "https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-extension"

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Provides a list of hashes for confirming file transfers
    ... id 0..1 string Unique id for inter-element referencing
    ... Slices for extension 2..* Extension Extension
    Slice: Unordered, Open by value:url
    .... extension:hashValue 1..1 string Value of hashing the file
    URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-value
    .... extension:hashType 1..1 code Algorithm used to calculate the hash (and size, where applicable)
    URL: https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-type
    ... url 1..1 uri "https://nih-ncpi.github.io/ncpi-fhir-ig-2/StructureDefinition/hash-extension"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Complex Extension: Provides a list of hashes for confirming file transfers

       

      Other representations of profile: CSV, Excel, Schematron

      Constraints

      Id Grade Path(s) Description Expression
      ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
      ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()