diff --git a/src/index.ts b/src/index.ts
index 4bb53bb..f559292 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,6 +1,7 @@
 // export types useful to use this as a library
 export * from './types/docmap';
 export {
+  VersionedPreprint,
   VersionedReviewedPreprint,
   ManuscriptData,
   ReviewType,
diff --git a/src/parser/docmap-parser.test.ts b/src/parser/docmap-parser.test.ts
index ad347b5..b70ef5f 100644
--- a/src/parser/docmap-parser.test.ts
+++ b/src/parser/docmap-parser.test.ts
@@ -4,6 +4,7 @@ import {
   ManuscriptData,
   ReviewType,
   VersionedReviewedPreprint,
+  VersionedPreprint,
 } from './docmap-parser';
 import { fixtures } from '../test-fixtures/docmap-parser';
 
@@ -428,6 +429,22 @@ describe('docmap-parser', () => {
     });
   });
 
+  it('can parse a docmap with an inference of version of record from input/outputs', () => {
+    const parsedData = parseDocMap(fixtures.inferredVersionOfRecord());
+
+    expect(parsedData.versions.length).toStrictEqual(1);
+    expect(parsedData.versions[0]).toMatchObject<VersionedPreprint>({
+      doi: 'vor/article1',
+      id: 'vor/article1',
+      publishedDate: new Date('2024-05-09'),
+      url: 'https://version-of-record',
+      content: [
+        'https://doi.org/version-of-record',
+      ],
+      versionIdentifier: '1',
+    });
+  });
+
   it('inference of reviewed preprint from input/outputs', () => {
     const parsedData = parseDocMap(fixtures.inferredReviewedPreprint());
 
@@ -535,12 +552,14 @@ describe('docmap-parser', () => {
     const parsedData = parseDocMap(fixtures.preprintUrlAndContentDataInLaterSteps());
 
     expect(parsedData.versions.length).toStrictEqual(1);
-    expect(parsedData.versions[0].preprint).toMatchObject({
-      publishedDate: new Date('2023-06-23'),
-      url: 'http://somewhere.org/preprint/article1',
-      content: [
-        's3://somewhere-org-storage-bucket/preprint/article1.meca',
-      ],
+    expect(parsedData.versions[0]).toMatchObject({
+      preprint: {
+        publishedDate: new Date('2023-06-23'),
+        url: 'http://somewhere.org/preprint/article1',
+        content: [
+          's3://somewhere-org-storage-bucket/preprint/article1.meca',
+        ],
+      },
     });
   });
 
@@ -549,8 +568,12 @@ describe('docmap-parser', () => {
   it('extracts license url if in an expression', () => {
     const parsedData = parseDocMap(fixtures.preprintRepublishedViaAssertion());
 
-    expect(parsedData.versions[0].preprint.license).toStrictEqual('http://creativecommons.org/licenses/by/4.0/');
-    expect(parsedData.versions[0].license).toStrictEqual('http://creativecommons.org/licenses/by/4.0/');
+    expect(parsedData.versions[0]).toMatchObject({
+      preprint: {
+        license: 'http://creativecommons.org/licenses/by/4.0/',
+      },
+      license: 'http://creativecommons.org/licenses/by/4.0/',
+    });
   });
 
   it('extracts partOf, if present', () => {
diff --git a/src/parser/docmap-parser.ts b/src/parser/docmap-parser.ts
index e3164d0..b477eff 100644
--- a/src/parser/docmap-parser.ts
+++ b/src/parser/docmap-parser.ts
@@ -90,6 +90,10 @@ type RelatedContentItem = {
   thumbnail?: string,
 };
 
+export type VersionedPreprint = Preprint & {
+  versionIdentifier: string,
+};
+
 export type VersionedReviewedPreprint = ReviewedPreprint & {
   versionIdentifier: string,
 };
@@ -106,7 +110,7 @@ export type Manuscript = {
 export type ManuscriptData = {
   id: string,
   manuscript?: Manuscript,
-  versions: VersionedReviewedPreprint[],
+  versions: Array<VersionedReviewedPreprint | VersionedPreprint>,
 };
 
 const getManuscriptFromExpression = (expression: Expression): Manuscript | false => {
@@ -527,10 +531,10 @@ const parseDocMapJson = (docMapJson: string): DocMap => {
   return docMapStruct as DocMap;
 };
 
-export const finaliseVersions = (preprints: Array<ReviewedPreprint>): { id: string, versions: VersionedReviewedPreprint[] } => {
+export const finaliseVersions = (preprints: Array<ReviewedPreprint | Preprint>): { id: string, versions: Array<VersionedReviewedPreprint | VersionedPreprint> } => {
   const versions = preprints.map((preprint, index) => ({
     ...preprint,
-    versionIdentifier: preprint.versionIdentifier ?? preprint.preprint.versionIdentifier ?? `${index + 1}`,
+    versionIdentifier: preprint.versionIdentifier ?? (('preprint' in preprint) ? preprint.preprint.versionIdentifier : null) ?? `${index + 1}`,
   }));
 
   const { id } = preprints.slice(-1)[0];