Attachment Reference Exchange (ARex) - Local Development build (v0.1.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

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: ARex Digest Algorithm Code System - XML Representation

Draft as of 2026-08-12

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<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="arex-digest-algorithm"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem arex-digest-algorithm</b></p><a name="arex-digest-algorithm"> </a><a name="hcarex-digest-algorithm"> </a><p>This case-sensitive code system <code>https://fhir.onyxhealth.io/us/arex/CodeSystem/arex-digest-algorithm</code> defines the following codes:</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">sha-256<a name="arex-digest-algorithm-sha-256"> </a></td><td>SHA-256</td><td>SHA-2 family, 256-bit digest.</td></tr><tr><td style="white-space:nowrap">sha-384<a name="arex-digest-algorithm-sha-384"> </a></td><td>SHA-384</td><td>SHA-2 family, 384-bit digest.</td></tr><tr><td style="white-space:nowrap">sha-512<a name="arex-digest-algorithm-sha-512"> </a></td><td>SHA-512</td><td>SHA-2 family, 512-bit digest.</td></tr></table></div>
  </text>
  <url
       value="https://fhir.onyxhealth.io/us/arex/CodeSystem/arex-digest-algorithm"/>
  <version value="0.1.0"/>
  <name value="ARexDigestAlgorithmCS"/>
  <title value="ARex Digest Algorithm Code System"/>
  <status value="draft"/>
  <experimental value="true"/>
  <date value="2026-08-12T18:57:15+00:00"/>
  <publisher value="Onyx Technology, LLC"/>
  <contact>
    <name value="Onyx Technology, LLC"/>
    <telecom>
      <system value="url"/>
      <value value="https://onyxhealth.io"/>
    </telecom>
  </contact>
  <description
               value="Cryptographic digest algorithms permitted for ARex content integrity verification. SHA-1 is deliberately excluded."/>
  <jurisdiction>
    <coding>
      <system value="urn:iso:std:iso:3166"/>
      <code value="US"/>
      <display value="United States of America"/>
    </coding>
  </jurisdiction>
  <caseSensitive value="true"/>
  <content value="complete"/>
  <count value="3"/>
  <concept>
    <code value="sha-256"/>
    <display value="SHA-256"/>
    <definition value="SHA-2 family, 256-bit digest."/>
  </concept>
  <concept>
    <code value="sha-384"/>
    <display value="SHA-384"/>
    <definition value="SHA-2 family, 384-bit digest."/>
  </concept>
  <concept>
    <code value="sha-512"/>
    <display value="SHA-512"/>
    <definition value="SHA-2 family, 512-bit digest."/>
  </concept>
</CodeSystem>