diff --git a/src/becca/becca-interface.ts b/src/becca/becca-interface.ts
index f719a9f02..c5e9f6925 100644
--- a/src/becca/becca-interface.ts
+++ b/src/becca/becca-interface.ts
@@ -8,7 +8,7 @@ import BAttribute from "./entities/battribute.js";
 import BBranch from "./entities/bbranch.js";
 import BRevision from "./entities/brevision.js";
 import BAttachment from "./entities/battachment.js";
-import { AttachmentRow, RevisionRow } from './entities/rows.js';
+import { AttachmentRow, BlobRow, RevisionRow } from './entities/rows.js';
 import BBlob from "./entities/bblob.js";
 import BRecentNote from "./entities/brecent_note.js";
 import AbstractBeccaEntity from "./entities/abstract_becca_entity.js";
@@ -199,7 +199,7 @@ export default class Becca {
             return null;
         }
 
-        const row = sql.getRow<BBlob | null>("SELECT *, LENGTH(content) AS contentLength FROM blobs WHERE blobId = ?", [entity.blobId]);
+        const row = sql.getRow<BlobRow | null>("SELECT *, LENGTH(content) AS contentLength FROM blobs WHERE blobId = ?", [entity.blobId]);
         return row ? new BBlob(row) : null;
     }
 
diff --git a/src/becca/entities/battachment.ts b/src/becca/entities/battachment.ts
index 83b76bec8..ab90d345f 100644
--- a/src/becca/entities/battachment.ts
+++ b/src/becca/entities/battachment.ts
@@ -44,9 +44,6 @@ class BAttachment extends AbstractBeccaEntity<BAttachment> {
     title!: string;
     type?: keyof typeof attachmentRoleToNoteTypeMapping;
     position?: number;
-    blobId?: string;
-    isProtected?: boolean;
-    dateModified?: string;
     utcDateScheduledForErasureSince?: string | null;
     /** optionally added to the entity */
     contentLength?: number;
diff --git a/src/becca/entities/bblob.ts b/src/becca/entities/bblob.ts
index d406831f0..7ce94eb2e 100644
--- a/src/becca/entities/bblob.ts
+++ b/src/becca/entities/bblob.ts
@@ -7,11 +7,8 @@ class BBlob extends AbstractBeccaEntity<BBlob> {
     static get primaryKeyName() { return "blobId"; }
     static get hashedProperties() { return ["blobId", "content"]; }
 
-    blobId!: string;
     content!: string | Buffer;
     contentLength!: number;
-    dateModified!: string;
-    utcDateModified!: string;
 
     constructor(row: BlobRow) {
         super();
diff --git a/src/becca/entities/bbranch.ts b/src/becca/entities/bbranch.ts
index 6fc2c6ece..daa71f917 100644
--- a/src/becca/entities/bbranch.ts
+++ b/src/becca/entities/bbranch.ts
@@ -29,7 +29,6 @@ class BBranch extends AbstractBeccaEntity<BBranch> {
     prefix!: string | null;
     notePosition!: number;
     isExpanded!: boolean;
-    utcDateModified?: string;
 
     constructor(row?: BranchRow) {
         super();
diff --git a/src/becca/entities/boption.ts b/src/becca/entities/boption.ts
index 4c577cdd6..4ae5ba7a9 100644
--- a/src/becca/entities/boption.ts
+++ b/src/becca/entities/boption.ts
@@ -14,7 +14,6 @@ class BOption extends AbstractBeccaEntity<BOption> {
 
     name!: string;
     value!: string;
-    isSynced!: boolean;
 
     constructor(row?: OptionRow) {
         super();
diff --git a/src/becca/entities/brecent_note.ts b/src/becca/entities/brecent_note.ts
index 414addfad..f9f31a98f 100644
--- a/src/becca/entities/brecent_note.ts
+++ b/src/becca/entities/brecent_note.ts
@@ -15,7 +15,6 @@ class BRecentNote extends AbstractBeccaEntity<BRecentNote> {
 
     noteId!: string;
     notePath!: string;
-    utcDateCreated!: string;
 
     constructor(row: RecentNoteRow) {
         super();
diff --git a/src/becca/entities/brevision.ts b/src/becca/entities/brevision.ts
index 4aa64fd61..7448416ab 100644
--- a/src/becca/entities/brevision.ts
+++ b/src/becca/entities/brevision.ts
@@ -33,13 +33,9 @@ class BRevision extends AbstractBeccaEntity<BRevision> {
     noteId!: string;
     type!: string;
     mime!: string;
-    isProtected!: boolean;
     title!: string;
-    blobId?: string;
     dateLastEdited?: string;
-    dateCreated!: string;
     utcDateLastEdited?: string;
-    utcDateCreated!: string;
     contentLength?: number;
     content?: string | Buffer;
 
diff --git a/src/routes/api/revisions.ts b/src/routes/api/revisions.ts
index b250e8ec0..7e98318d5 100644
--- a/src/routes/api/revisions.ts
+++ b/src/routes/api/revisions.ts
@@ -64,6 +64,10 @@ function getRevision(req: Request) {
 function getRevisionFilename(revision: BRevision) {
     let filename = utils.formatDownloadTitle(revision.title, revision.type, revision.mime);
 
+    if (!revision.dateCreated) {
+        throw new Error("Missing creation date for revision.");
+    }
+
     const extension = path.extname(filename);
     const date = revision.dateCreated
         .substr(0, 19)