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Define generic datetime format for DID resolution and use throughout spec #248

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Define generic datetime format for DID resolution and use throughout spec #248

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c9ecc71
initial attempt at defining datetime format generically throughout spec
wip-abramson Dec 1, 2025
8cdc289
tidy up typos
wip-abramson Dec 1, 2025
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20 changes: 14 additions & 6 deletions index.html
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Expand Up @@ -401,12 +401,7 @@ <h2>DID Parameters</h2>
Identifies a certain version timestamp of a <a>DID document</a> to be resolved.
That is, the most recent version of the <a>DID document</a> that was valid for a <a>DID</a>
before the specified `versionTime`. If present, the associated value
MUST be an <a data-lt="ascii string">ASCII string</a> which is a valid XML
datetime value, as defined in section 3.3.7 of <a
href="https://www.w3.org/TR/xmlschema11-2/">W3C XML Schema Definition Language
(XSD) 1.1 Part 2: Datatypes</a> [[XMLSCHEMA11-2]]. This datetime value MUST be
normalized to UTC 00:00:00 and without sub-second decimal precision.
For example: <code>2020-12-20T19:17:47Z</code>.
MUST be represented in the datetime format as defined in <a href="#datetime"></a>.
</td>
</tr>
<tr>
Expand Down Expand Up @@ -454,6 +449,19 @@ <h2>DID Parameters</h2>
dereferenced</em>.
</p>

<section id="datetime">
<h3>Datetime</h3>

<p>
All datetime values in this specification MUST be an <a data-lt="ascii string">
ASCII string</a> which is a valid XML datetime value defined by the
[[VC-DATA-MODEL]] in <a data-cite="vc-data-model#representing-time"></a>.
Additionally, timestamps used in DID Resolution MUST be adjusted to UTC
without sub-second decimal precision. For example: <code>2020-12-20T19:17:47Z</code>
</p>

</section>

</section>

<section id="resolving">
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