diff --git a/docs/adr/0002-schema-registry-and-contract-versioning.md b/docs/adr/0002-schema-registry-and-contract-versioning.md
index 3fb4a70..94723b1 100644
--- a/docs/adr/0002-schema-registry-and-contract-versioning.md
+++ b/docs/adr/0002-schema-registry-and-contract-versioning.md
@@ -113,7 +113,7 @@ When implemented:
 | **2** | CLI resolution | `--contract orders` resolves via registry; `--version` override |
 | **3** | History metadata | Persist `contract_version` in run history | ✓ |
 | **4** | CI guards | Registry consistency tests; CHANGELOG requirement | ✓ |
-| **5** | Pipeline pin (optional) | Config reference from `production-data-pipeline` |
+| **5** | Pipeline pin (optional) | Config reference from `production-data-pipeline` | ✓ [pipeline #37](https://github.com/br413/production-data-pipeline/pull/37) |
 
 Phases 1–2 are the minimum viable registry story for portfolio reviewers.