diff --git a/lexicons/org/tangled/shTombstone.json b/lexicons/org/tangled/shTombstone.json
new file mode 100644
index 000000000..f8cb7a44c
--- /dev/null
+++ b/lexicons/org/tangled/shTombstone.json
@@ -0,0 +1,21 @@
+{
+  "lexicon": 1,
+  "id": "org.tangled.shTombstone",
+  "defs": {
+    "main": {
+      "type": "record",
+      "description": "Written to an account's own repo once its org.tangled records have been copied over from the liar pds.",
+      "key": "literal:self",
+      "record": {
+        "type": "object",
+        "required": ["createdAt"],
+        "properties": {
+          "createdAt": {
+            "type": "string",
+            "format": "datetime"
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/web/lex.config.ts b/web/lex.config.ts
index 9c27e31c0..88d3faf70 100644
--- a/web/lex.config.ts
+++ b/web/lex.config.ts
@@ -22,6 +22,7 @@ export default defineLexiconConfig({
 			"../lexicons/knot/**/*.json",
 			"../lexicons/label/**/*.json",
 			"../lexicons/markup/**/*.json",
+			"../lexicons/org/tangled/*.json",
 			"../lexicons/org/tangled/actor/*.json",
 			"../lexicons/org/tangled/ci/*.json",
 			"../lexicons/org/tangled/ci/trigger/*.json",
diff --git a/web/src/lib/api/lexicons/index.ts b/web/src/lib/api/lexicons/index.ts
index 066ee610d..77a914931 100644
--- a/web/src/lib/api/lexicons/index.ts
+++ b/web/src/lib/api/lexicons/index.ts
@@ -43,6 +43,7 @@ export * as OrgTangledReviewPatch from "./types/org/tangled/review/patch.js";
 export * as OrgTangledSecretAddSecret from "./types/org/tangled/secret/addSecret.js";
 export * as OrgTangledSecretListSecrets from "./types/org/tangled/secret/listSecrets.js";
 export * as OrgTangledSecretRemoveSecret from "./types/org/tangled/secret/removeSecret.js";
+export * as OrgTangledShTombstone from "./types/org/tangled/shTombstone.js";
 export * as OrgTangledSnippetString from "./types/org/tangled/snippet/string.js";
 export * as OrgTangledTempAccountAddEmail from "./types/org/tangled/temp/account/addEmail.js";
 export * as OrgTangledTempAccountBeginSignup from "./types/org/tangled/temp/account/beginSignup.js";
diff --git a/web/src/lib/api/lexicons/types/org/tangled/shTombstone.ts b/web/src/lib/api/lexicons/types/org/tangled/shTombstone.ts
new file mode 100644
index 000000000..a4d47bdad
--- /dev/null
+++ b/web/src/lib/api/lexicons/types/org/tangled/shTombstone.ts
@@ -0,0 +1,25 @@
+import type {} from "@atcute/lexicons";
+import * as v from "@atcute/lexicons/validations";
+import type {} from "@atcute/lexicons/ambient";
+
+const _mainSchema = /*#__PURE__*/ v.record(
+  /*#__PURE__*/ v.literal("self"),
+  /*#__PURE__*/ v.object({
+    $type: /*#__PURE__*/ v.literal("org.tangled.shTombstone"),
+    createdAt: /*#__PURE__*/ v.datetimeString(),
+  }),
+);
+
+type main$schematype = typeof _mainSchema;
+
+export interface mainSchema extends main$schematype {}
+
+export const mainSchema = _mainSchema as mainSchema;
+
+export interface Main extends v.InferInput<typeof mainSchema> {}
+
+declare module "@atcute/lexicons/ambient" {
+  interface Records {
+    "org.tangled.shTombstone": mainSchema;
+  }
+}