Format Compact Credential as a Digital Pass

Introduction

Compact or semantic compact credentials through MATTR VII are defined as representations of verifiable data that can be represented in a 2D barcode, such as a QR code. Credentials can be downloaded to the holder’s mobile devices in the form of an Apple or a Google wallet pass. This guide will step through how to create digital wallet passes, which can be presented to a verifier app, or as a screenshot uploaded to the verifier API. 

Prerequisites

You need the following in order to proceed with this tutorial: 

  • Access to the MATTR VII APIs

  • A signed and encoded compact or semantic compact credential issued by your organization

  • An Apple Pass or a Google Wallet Pass template

If you’re experiencing any difficulties, contact us

Click here to learn how to set up a Digital Pass template

Generate a Digital Pass

This API creates a wallet pass from:

The returned wallet pass containing the CWT encoded credential can be presented in a digital setting to allow someone to hold the Compact Credential and later present it for scanning by verification capability.  

Generate an Apple Pass

Compact Credential 

Request 
http
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1POST https://YOUR_TENANT_URL/core/v2/credentials/compact/digitalpass/apple
json
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1{
2  "templateId": "1b04f0ee-8e3e-4153-a0e0-8603a10e7f0a",
3  "payload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
4}

Semantic Compact Credential 

Request 
http
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1POST https://YOUR_TENANT_URL/v2/credentials/compact-semantic/digitalpass/apple
json
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1{
2  "templateId": "1b04f0ee-8e3e-4153-a0e0-8603a10e7f0a",
3  "payload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
4}

Response 

A signed bundle .pkpass file (binary format) is generated for you to download. You can preview the pass with macOS Pass Viewer or store it in your Apple Wallet. 

Possible Errors

Errors may occur in the following scenarios:

  • unable to validate or decode the payload 

  • Apple developer account credentials are missing or incorrect

  • the template does not exist or is incorrectly defined

  • the required fields of config.json such as name or file name are not defined

  • the file name contains a special character that is not supported by the Apple pass template endpoint. It only allows "-" and "_"

  • the decoded payload doesn't include a claim required as a field value in pass.json

Generate a Google Pay Pass

Compact Credential 

Request 
http
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1POST https://YOUR_TENANT_URL/v2/credentials/compact/digitalpass/google
json
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1{
2  "templateId": "0793fade-bd27-46a8-8dfe-67c4d3e9cf09",
3  "payload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
4}

Semantic Compact Credential 

Request 
http
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1POST https://YOUR_TENANT_URL/v2/credentials/compact-semantic/digitalpass/google
json
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1{
2  "templateId": "0793fade-bd27-46a8-8dfe-67c4d3e9cf09",
3  "payload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
4}

Response 

json
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1{
2    "redirectTo": "https://pay.google.com/gp/v/save/ejqEeFUtiFRF2t_0hXelmd1TDaeoPES091NT7LBiDvrmKpYPrOlhBfeSKOaA"
3}

A JSON response is generated with a redirectTo that contains the Google Pay URL for you to download the generated pass. 

Possible Errors

Errors may occur in the following scenarios:

  • unable to validate or decode the payload 

  • Google account credentials are missing or incorrect

  • the template does not exist or is incorrectly defined

  • the decoded payload doesn't include a claim required as a field value in template.json

Customers who choose to use their own certificates to manage these digital passes (Google/Apple) will need to ensure that these certificates do not expire. If you’re experiencing any difficulties, contact us