diff --git a/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/metadata.json b/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/metadata.json
index 385d5a0f..b0166ca1 100644
--- a/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/metadata.json
+++ b/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/metadata.json
@@ -16,10 +16,10 @@
     }
   ],
   "submission": {
-    "date": "2026-07-06T17:43:54Z",
+    "date": "2026-07-10T09:10:38Z",
     "source_available": true,
     "source_repository": "https://github.com/Unisay/plinth-cape-submissions",
-    "source_commit_hash": "4b3215042c1ccd481b5f62ad192d23b0e1f96758",
-    "implementation_notes": "Two-party escrow validator compiled with Plinth 1.65.0.0 (production line; no BuiltinCasing). Source: lib/TwoPartyEscrow/AsData.hs in plinth-cape-submissions @ 4b3215042c1ccd481b5f62ad192d23b0e1f96758."
+    "source_commit_hash": "c663b170bb2148a20072d8400b8679c03c11de4c",
+    "implementation_notes": "Two-party escrow validator compiled with Plinth 1.65.0.0 (production line; no BuiltinCasing). Source: lib/TwoPartyEscrow/AsData.hs in plinth-cape-submissions @ c663b170bb2148a20072d8400b8679c03c11de4c. The by-name decoder layout is now derived from the type; the datum type was renamed to bare Datum, which changes only pretty-printed instance-binder names in the UPLC (serialized program, metrics, and evaluation outcomes are unchanged)."
   }
 }
diff --git a/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/source/README.md b/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/source/README.md
index ac02bfa7..e60180d2 100644
--- a/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/source/README.md
+++ b/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/source/README.md
@@ -4,7 +4,7 @@
 
 **Branch**: `main`
 
-**Commit**: `4b3215042c1ccd481b5f62ad192d23b0e1f96758`
+**Commit**: `c663b170bb2148a20072d8400b8679c03c11de4c`
 
 **Path**: `lib/TwoPartyEscrow/AsData.hs`
 
@@ -17,7 +17,7 @@ Production line with Plinth 1.65.0.0 (no BuiltinCasing). Plugin pragmas live in
 ```bash
 git clone https://github.com/Unisay/plinth-cape-submissions
 cd plinth-cape-submissions
-git checkout 4b3215042c1ccd481b5f62ad192d23b0e1f96758
+git checkout c663b170bb2148a20072d8400b8679c03c11de4c
 ```
 
 `CAPE_REPO` must point at the sibling UPLC-CAPE checkout; the build aborts if the variable is unset. The recommended place is `.envrc.local` (gitignored), e.g.:
diff --git a/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/two_party_escrow.uplc b/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/two_party_escrow.uplc
index d054dcd3..c80005c0 100644
--- a/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/two_party_escrow.uplc
+++ b/submissions/two_party_escrow/Plinth_1.65.0.0_Unisay_asdata/two_party_escrow.uplc
@@ -98,7 +98,7 @@
                                                                                                                 txInfoValidRange-30
                                                                                                                 [
                                                                                                                   (lam
-                                                                                                                    `$fUnsafeFromDataEscrowDatum_$cunsafeFromBuiltinData`-31
+                                                                                                                    `$fUnsafeFromDataDatum_$cunsafeFromBuiltinData`-31
                                                                                                                     [
                                                                                                                       (lam
                                                                                                                         scriptContextTxInfo-32
@@ -316,7 +316,7 @@
                                                                                                                                                                                                               nt-40
                                                                                                                                                                                                               (case
                                                                                                                                                                                                                 [
-                                                                                                                                                                                                                  `$fUnsafeFromDataEscrowDatum_$cunsafeFromBuiltinData`-31
+                                                                                                                                                                                                                  `$fUnsafeFromDataDatum_$cunsafeFromBuiltinData`-31
                                                                                                                                                                                                                   [
                                                                                                                                                                                                                     forced-5
                                                                                                                                                                                                                     [
@@ -1407,7 +1407,7 @@
                                                                                                                                                       (lam
                                                                                                                                                         datum-92
                                                                                                                                                         [
-                                                                                                                                                          `$fUnsafeFromDataEscrowDatum_$cunsafeFromBuiltinData`-31
+                                                                                                                                                          `$fUnsafeFromDataDatum_$cunsafeFromBuiltinData`-31
                                                                                                                                                           datum-92
                                                                                                                                                         ]
                                                                                                                                                       )