diff --git a/processing/pipeline/stages/metadata_finalization_save.py b/processing/pipeline/stages/metadata_finalization_save.py
index f2adb70..fc23833 100644
--- a/processing/pipeline/stages/metadata_finalization_save.py
+++ b/processing/pipeline/stages/metadata_finalization_save.py
@@ -41,7 +41,7 @@ class MetadataFinalizationAndSaveStage(ProcessingStage):
         # Check Skip Flag
         if context.status_flags.get('skip_asset'):
             context.asset_metadata['status'] = "Skipped"
-            context.asset_metadata['processing_end_time'] = datetime.datetime.now().isoformat()
+            # context.asset_metadata['processing_end_time'] = datetime.datetime.now().isoformat()
             context.asset_metadata['notes'] = context.status_flags.get('skip_reason', 'Skipped early in pipeline')
             logger.info(
                 f"Asset '{asset_name_for_log}': Marked as skipped. Reason: {context.asset_metadata['notes']}"
@@ -51,7 +51,7 @@ class MetadataFinalizationAndSaveStage(ProcessingStage):
             # However, if we are here, asset_metadata IS initialized.
 
         # A. Finalize Metadata
-        context.asset_metadata['processing_end_time'] = datetime.datetime.now().isoformat()
+        # context.asset_metadata['processing_end_time'] = datetime.datetime.now().isoformat()
 
         # Determine final status (if not already set to Skipped)
         if context.asset_metadata.get('status') != "Skipped":
@@ -115,8 +115,8 @@ class MetadataFinalizationAndSaveStage(ProcessingStage):
             restructured_processed_maps[map_key] = new_map_entry
 
         # Assign the restructured details. Note: 'processed_map_details' (singular 'map') is the key in asset_metadata.
-        context.asset_metadata['processed_map_details'] = restructured_processed_maps
-        context.asset_metadata['merged_map_details'] = getattr(context, 'merged_maps_details', {})
+        # context.asset_metadata['processed_map_details'] = restructured_processed_maps
+        # context.asset_metadata['merged_map_details'] = getattr(context, 'merged_maps_details', {})
 
         # (Optional) Add a list of all temporary files
         # context.asset_metadata['temporary_files'] = getattr(context, 'temporary_files', []) # Assuming this is populated elsewhere
@@ -203,6 +203,9 @@ class MetadataFinalizationAndSaveStage(ProcessingStage):
                     return [make_serializable(i) for i in data]
                 return data
 
+            # final_output_files is populated by OutputOrganizationStage and might be desired.
+            # The 'maps' structure is now the primary source for map file paths in metadata.
+            # context.asset_metadata.pop('final_output_files', None)
             serializable_metadata = make_serializable(context.asset_metadata)
 
             with open(metadata_save_path, 'w') as f:
diff --git a/processing/pipeline/stages/output_organization.py b/processing/pipeline/stages/output_organization.py
index f032eae..e299f3a 100644
--- a/processing/pipeline/stages/output_organization.py
+++ b/processing/pipeline/stages/output_organization.py
@@ -61,8 +61,10 @@ class OutputOrganizationStage(ProcessingStage):
                 if saved_files_info and isinstance(saved_files_info, list) and len(saved_files_info) > 0:
                     logger.debug(f"Asset '{asset_name_for_log}': Organizing {len(saved_files_info)} variants for map key '{processed_map_key}' (map type: {base_map_type}) from SaveVariantsStage.")
                     
-                    map_metadata_entry = context.asset_metadata.setdefault('maps', {}).setdefault(processed_map_key, {})
-                    map_metadata_entry['map_type'] = base_map_type
+                    # Use base_map_type (e.g., "COL") as the key for the map entry
+                    map_metadata_entry = context.asset_metadata.setdefault('maps', {}).setdefault(base_map_type, {})
+                    # map_type is now the key, so no need to store it inside the entry
+                    # map_metadata_entry['map_type'] = base_map_type
                     map_metadata_entry.setdefault('variant_paths', {}) # Initialize if not present
 
                     processed_any_variant_successfully = False
@@ -182,11 +184,15 @@ class OutputOrganizationStage(ProcessingStage):
                         details['final_output_path'] = str(final_path)
 
                         # Update asset_metadata for metadata.json
-                        map_metadata_entry = context.asset_metadata.setdefault('maps', {}).setdefault(processed_map_key, {})
-                        map_metadata_entry['map_type'] = base_map_type
-                        map_metadata_entry['path'] = str(Path(relative_dir_path_str) / Path(output_filename)) # Store relative path
-                        if 'variant_paths' in map_metadata_entry: # Clean up variant paths if present from previous runs
-                            del map_metadata_entry['variant_paths']
+                        # Use base_map_type (e.g., "COL") as the key for the map entry
+                        map_metadata_entry = context.asset_metadata.setdefault('maps', {}).setdefault(base_map_type, {})
+                        # map_type is now the key, so no need to store it inside the entry
+                        # map_metadata_entry['map_type'] = base_map_type
+                        # Store single path in variant_paths, keyed by its resolution string
+                        map_metadata_entry.setdefault('variant_paths', {})[resolution_str] = str(Path(relative_dir_path_str) / Path(output_filename))
+                        # Remove old cleanup logic, as variant_paths is now the standard
+                        # if 'variant_paths' in map_metadata_entry:
+                        #     del map_metadata_entry['variant_paths']
 
                     except Exception as e:
                         logger.error(f"Asset '{asset_name_for_log}': Failed to copy {temp_file_path} for map key '{processed_map_key}'. Error: {e}", exc_info=True)