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<div class="x_elementToProof"
style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">Notes from DCP Call 7th
of May 2024</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"><br>
</font></div>
<div class="x_elementToProof"
style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">Participants:</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"><br>
</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Paul Bastian</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Kristina Yasuda</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Joseph Heenan</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Daniel Fett</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Brian Campbell</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Michael Jones</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Oliver Terbu</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Christian Bormann</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Tobias Looker</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Sebastian Bahoul</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"><br>
</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Agenda:</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - OpenID4VCI
Terminology</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - OpenID4VCI Batch
Credential Issuance</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Client_metadata</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - PE Query Syntax
evolution discussions</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- upcoming events</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Identiverse, EIC,
DICE</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Kristina offers to
organize a hybrid DCP session at Identiverse</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- PR#155 <a
href="https://github.com/openid/OpenID4VCI/pull/155"
class="ms-outlook-linkify moz-txt-link-freetext"
target="_blank">https://github.com/openid/OpenID4VCI/pull/155</a></font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Paul worked through
all the comments</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - few approvals, no
big contradictions</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - one open point left:
Credential -> also call Credential instance?</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - most prefer only
"Credential"</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Paul: instances
helps with explaining the batch issuance</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - agreement: use
instance of Credential in description where it makes sense,
leave the term as "Credential"</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - minor change to
prepend SD-JWT VC with IETF and mDL with ISO</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - all things solved,
anough approvals</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Kristina will merge</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- PR#293 <a
href="https://github.com/openid/OpenID4VCI/pull/293"
class="ms-outlook-linkify moz-txt-link-freetext"
target="_blank">https://github.com/openid/OpenID4VCI/pull/293</a></font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - batch issuance based
on the new terminology</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - present the current
proposal</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - much appreciation
for the direction of the PR</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - restarting
discussion to delete batch endpoint after this PR</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - discussion on
optimizing the proofs to avoid duplicaiton in array of proof
objects</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - direction to use
cnf-like mechanism</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- OpenID4VP Issue#17
What goes into client_metadata?</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - its based on DCR,
some values do not make sense</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - probably needs a
deep dive</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Tobias/Oliver:
depends if these are signed or not, unsigned metadata may be
dangerous</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Oliver:
clarifications are needed when parameters could be fetched
over multiple mechanisms, mix and match?</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">- Query Language
Developments</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - Daniel presents work
from Daniel/Kristina/Paul: <a
href="https://hackmd.io/1siVhjzOTWOE9ppdF_t57A"
class="ms-outlook-linkify moz-txt-link-freetext"
target="_blank">https://hackmd.io/1siVhjzOTWOE9ppdF_t57A</a></font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - evolution of PE</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - define "format" and
format-specific values after this, e.g. docType/vct</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - followed by claims
with format specific path objects (array of Strings instead
of JSONPath)</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - merge vp_token and
presentation_submission to vp_token contain identifiers from
presentation_definition</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - simple examples for
SD-JWT VC and mdoc</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - more complex
examples with multiple credential requests</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - possiblity to
request n of m credentials</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - possiblity to
request n of m claims</font></div>
<div style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif"> - complex examples are
a little harder to read but easy to implement/process</font></div>
<div class="x_elementToProof"
style="font-size: 12pt; color: rgb(0, 0, 0);"
aria-hidden="true"><font face="Helvetica, Arial, sans-serif"> </font></div>
<div class="x_elementToProof"
style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">Best regards, </font></div>
<div class="x_elementToProof"
style="font-size: 12pt; color: rgb(0, 0, 0);"><font
face="Helvetica, Arial, sans-serif">Paul</font></div>
</div>
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