diff --git a/tests/10-vc-di.js b/tests/10-vc-di.js
index 36af09a..6cd9e00 100644
--- a/tests/10-vc-di.js
+++ b/tests/10-vc-di.js
@@ -2,13 +2,12 @@
  * Copyright (c) 2022 Digital Bazaar, Inc. All rights reserved.
  */
 import {
-  createInitialVc,
   createRequestBody,
   testBadRequestError
 } from './helpers.js';
 import chai from 'chai';
+import {ed25519Vector} from './vectors.js';
 import {filterByTag} from 'vc-test-suite-implementations';
-import {issuerName} from './test-config.js';
 import {klona} from 'klona';
 
 const should = chai.should();
@@ -18,10 +17,6 @@ const tag = 'vc-api';
 const {
   match: matchingVerifiers
 } = filterByTag({property: 'verifiers', tags: [tag]});
-const {match: matchingIssuers} = filterByTag({
-  property: 'issuers',
-  tags: [tag]
-});
 
 describe('Verify Credential - Data Integrity', function() {
   const summaries = new Set();
@@ -40,12 +35,7 @@ describe('Verify Credential - Data Integrity', function() {
     const verifier = verifiers.find(
       verifier => verifier.tags.has(tag));
     describe(verifierName, function() {
-      let validVc;
-      before(async function() {
-        const issuer = matchingIssuers.get(issuerName).issuers.find(
-          issuer => issuer.tags.has('vc-api'));
-        validVc = await createInitialVc({issuer});
-      });
+      const validVc = ed25519Vector;
       it('MUST verify a valid VC.', async function() {
         // this tells the test report which cell in the interop matrix
         // the result goes in
diff --git a/tests/vectors.js b/tests/vectors.js
new file mode 100644
index 0000000..cf9fe03
--- /dev/null
+++ b/tests/vectors.js
@@ -0,0 +1,37 @@
+/*!
+ * Copyright (c) 2024 Digital Bazaar, Inc. All rights reserved.
+ */
+/* Note: This file contains data generated from the vc-di-ecdsa specification
+test vectors. */
+
+/* eslint-disable max-len */
+/* eslint-disable quote-props */
+/* eslint-disable quotes */
+
+export const ed25519Vector = {
+  "@context": [
+    "https://www.w3.org/ns/credentials/v2",
+    "https://www.w3.org/ns/credentials/examples/v2",
+    "https://w3id.org/security/suites/ed25519-2020/v1"
+  ],
+  "id": "urn:uuid:58172aac-d8ba-11ed-83dd-0b3aef56cc33",
+  "type": [
+    "VerifiableCredential",
+    "AlumniCredential"
+  ],
+  "name": "Alumni Credential",
+  "description": "A minimum viable example of an Alumni Credential.",
+  "issuer": "https://vc.example/issuers/5678",
+  "validFrom": "2023-01-01T00:00:00Z",
+  "credentialSubject": {
+    "id": "did:example:abcdefgh",
+    "alumniOf": "The School of Examples"
+  },
+  "proof": {
+    "type": "Ed25519Signature2020",
+    "created": "2023-02-24T23:36:38Z",
+    "verificationMethod": "did:key:z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2#z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2",
+    "proofPurpose": "assertionMethod",
+    "proofValue": "z57Mm1vboMtZiCyJ4aReZsv8co4Re64Y8GEjL1ZARzMbXZgkARFLqFs1P345NpPGG2hgCrS4nNdvJhpwnrNyG3kEF"
+  }
+};