diff --git a/knowledge/atproto-manifest.json b/knowledge/atproto-manifest.json
index 5e44ab6..bfe1abe 100644
--- a/knowledge/atproto-manifest.json
+++ b/knowledge/atproto-manifest.json
@@ -1250,6 +1250,15 @@
       "reviewReceiptDigest": "sha256:201c1ed796feb951c3c5e715c003485700fe7e2a250f8404eebd9e08f856fec8",
       "pds": "https://enoki.us-east.host.bsky.network",
       "syncedAt": "2026-09-03T15:52:51.012Z"
+    },
+    "letta-code-0-31-4-to-0-31-12": {
+      "uri": "at://did:plc:gfrmhdmjvxn2sjedzboeudef/site.standard.document/knowledge-letta-code-0-31-4-to-0-31-12",
+      "cid": "bafyreia3oqkq3d76rpkeu2s6i63mvc4wpl4o5bdtkxeuos7sm2dc3zejpm",
+      "recordDigest": "sha256:56a2f37525a25a0ebea7d37ad836725c6f4d997f8d788cc1d535c5b0c4c77350",
+      "reviewedContentDigest": "sha256:96fec10689d1e9b999af47ed77d923fa7a99a65d6e58b678a4cc80042a085e14",
+      "reviewReceiptDigest": "sha256:63060a2c8ebc0fbfb6172f2ff39fedbc87160c51005788d21889b0609f23bd09",
+      "pds": "https://enoki.us-east.host.bsky.network",
+      "syncedAt": "2026-09-03T23:27:05.110Z"
     }
   }
 }