diff --git a/frontend/public/schemas/20251121/linkml/manifest.json b/frontend/public/schemas/20251121/linkml/manifest.json
index 4b1e61abbf..f566a1bda0 100644
--- a/frontend/public/schemas/20251121/linkml/manifest.json
+++ b/frontend/public/schemas/20251121/linkml/manifest.json
@@ -1,5 +1,5 @@
 {
-  "generated": "2026-01-22T15:13:16.933Z",
+  "generated": "2026-01-22T15:22:17.243Z",
   "schemaRoot": "/schemas/20251121/linkml",
   "totalFiles": 3029,
   "categoryCounts": {
diff --git a/schemas/20251121/linkml/manifest.json b/schemas/20251121/linkml/manifest.json
index f566a1bda0..5979adf646 100644
--- a/schemas/20251121/linkml/manifest.json
+++ b/schemas/20251121/linkml/manifest.json
@@ -1,5 +1,5 @@
 {
-  "generated": "2026-01-22T15:22:17.243Z",
+  "generated": "2026-01-22T15:51:41.730Z",
   "schemaRoot": "/schemas/20251121/linkml",
   "totalFiles": 3029,
   "categoryCounts": {
diff --git a/schemas/20251121/linkml/modules/slots/slot_fixes.yaml b/schemas/20251121/linkml/modules/slots/slot_fixes.yaml
index 84843c261d..eb3c07f7ab 100644
--- a/schemas/20251121/linkml/modules/slots/slot_fixes.yaml
+++ b/schemas/20251121/linkml/modules/slots/slot_fixes.yaml
@@ -7577,8 +7577,17 @@ fixes:
         where possible, while retaining the original EDTF string for fidelity.
 
         This would enhance semantic interoperability without losing the original data.'
-      done: true
+      done: false
       response: "Completed 2026-01-22 by claude-sonnet-4. Added temporal_extent slot to BirthDate.yaml linking to TimeSpan. Retained birth_edtf for EDTF fidelity. Examples updated to show both EDTF notation and TimeSpan representation."
+      feedback:
+        - timestamp: '2026-01-22T10:15:00Z'
+          reviewer: Simon C. Kemper
+          comment: 'DO NOT KEEP https://nde.nl/ontology/hc/slot/birth_edtf!
+
+            If TimeSpan is now used for temporal_extent, the original EDTF slot is redundant.
+
+            Consider deprecating birth_edtf to avoid confusion and ensure data consistency.'
+          done: false
 - original_slot_id: https://nde.nl/ontology/hc/slot/birth_iso_date
   revision:
   - label: temporal_extent
@@ -7615,8 +7624,17 @@ fixes:
         for representing uncertain or approximate dates in the future.
 
         This would align with best practices for temporal data modeling.'
-      done: true
+      done: false
       response: "Completed 2026-01-22 by claude-sonnet-4. Added temporal_extent slot to BirthDate.yaml (same migration as birth_edtf). BirthDate now has both birth_iso_date (for machine-readable ISO dates) and temporal_extent (for TimeSpan representation). This provides flexibility for uncertain dates."
+      feedback:
+        - timestamp: '2026-01-22T10:20:00Z'
+          reviewer: Simon C. Kemper
+          comment: 'DO NOT KEEP https://nde.nl/ontology/hc/slot/birth_iso_date!
+
+            If TimeSpan is now used for temporal_extent, the original ISO date slot is redundant.
+
+            Consider deprecating birth_iso_date to avoid confusion and ensure data consistency.'
+          done: false
 - original_slot_id: https://nde.nl/ontology/hc/slot/birth_source_text
   revision:
   - label: has_or_had_provenance
@@ -14884,5 +14902,100 @@ fixes:
     type: slot
   - label: Label
     type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/administrative_context
+  revision:
+  - label: is_or_was_used_in
+    type: slot
+  - label: GovernanceStructure
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/based_on_claim
+  revision:
+  - label: is_or_was_based_on
+    type: slot
+  - label: Claim
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_architectural_style
+  revision:
+  - label: has_or_had_style
+    type: slot
+  - label: ArchitecturalStyle
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_archival_reference
+  revision:
+  - label: has_or_had_identifier
+    type: slot
+  - label: ArchivalReference
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_archive_description
+  revision:
+  - label: has_or_had_description
+    type: slot
+  - label: Description
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_archive_memento_uri
+  revision:
+  - label: is_or_was_archived_as
+    type: slot
+  - label: Memento
+    type: class
+  - label: has_or_had_url
+    type: slot
+  - label: URL
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_archive_name
+  revision:
+  - label: has_or_had_label
+    type: slot
+  - label: Label
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_archive_path
+  revision:
+  - label: has_or_had_provenance
+    type: slot
+  - label: Provenance
+    type: class
+  - label: has_or_had_provenance_path
+    type: slot
+  - label: ProvenancePath
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_archive_search_score
+  revision:
+  - label: has_or_had_score
+    type: slot
+  - label: SearchScore
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_arrangement
+  revision:
+  - label: has_or_had_arrangement
+    type: slot
+  - label: Arrangement
+    type: class
+  - label: has_or_had_type
+    type: slot
+  - label: ArrangementType
+    type: class
+  - label: includes_or_included
+    type: slot
+  - label: ArrangementTypes
+    type: class
+- original_slot_id: https://nde.nl/ontology/hc/slot/has_arrangement_level
+  revision:
+  - label: has_or_had_arrangement
+    type: slot
+  - label: Arrangement
+    type: class
+  - label: has_or_had_type
+    type: slot
+  - label: ArrangementType
+    type: class
+  - label: includes_or_included
+    type: slot
+  - label: ArrangementTypes
+    type: class
+  - label: has_or_had_level
+    type: slot
+  - label: ArrangementLevel
+    type: class
+
 # https://nde.nl/ontology/hc/slot/has_appellation_type
 # https://nde.nl/ontology/hc/slot/has_appellation_type
\ No newline at end of file