diff --git a/src/memos/__init__.py b/src/memos/__init__.py
index 489c30f02..8e61e5885 100644
--- a/src/memos/__init__.py
+++ b/src/memos/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "2.0.14"
+__version__ = "2.0.15"
 
 from memos.configs.mem_cube import GeneralMemCubeConfig
 from memos.configs.mem_os import MOSConfig
diff --git a/src/memos/api/handlers/search_handler.py b/src/memos/api/handlers/search_handler.py
index ba1c50b07..15eb7c38e 100644
--- a/src/memos/api/handlers/search_handler.py
+++ b/src/memos/api/handlers/search_handler.py
@@ -20,6 +20,7 @@
 from memos.multi_mem_cube.composite_cube import CompositeCubeView
 from memos.multi_mem_cube.single_cube import SingleCubeView
 from memos.multi_mem_cube.views import MemCubeView
+from memos.plugins.hooks import hookable
 
 
 logger = get_logger(__name__)
@@ -44,6 +45,7 @@ def __init__(self, dependencies: HandlerDependencies):
             "naive_mem_cube", "mem_scheduler", "searcher", "deepsearch_agent"
         )
 
+    @hookable("search")
     def handle_search_memories(self, search_req: APISearchRequest) -> SearchResponse:
         """
         Main handler for search memories endpoint.
diff --git a/src/memos/api/product_models.py b/src/memos/api/product_models.py
index 78dcfc797..7a90b2091 100644
--- a/src/memos/api/product_models.py
+++ b/src/memos/api/product_models.py
@@ -438,6 +438,14 @@ class APISearchRequest(BaseRequest):
     )
 
     # ==== Context ====
+    reference_time: str | None = Field(
+        None,
+        description=(
+            "Optional reference time for time-sensitive search parsing. "
+            "If omitted, search uses the current server time."
+        ),
+    )
+
     chat_history: MessageList | None = Field(
         None,
         description=(
diff --git a/src/memos/mem_reader/multi_modal_struct.py b/src/memos/mem_reader/multi_modal_struct.py
index 26287ff4f..867345ac9 100644
--- a/src/memos/mem_reader/multi_modal_struct.py
+++ b/src/memos/mem_reader/multi_modal_struct.py
@@ -17,7 +17,7 @@
 from memos.mem_reader.utils import parse_json_result
 from memos.memories.textual.item import TextualMemoryItem, TreeNodeTextualMemoryMetadata
 from memos.plugins.hook_defs import H
-from memos.plugins.hooks import trigger_single_hook
+from memos.plugins.hooks import trigger_hook, trigger_single_hook
 from memos.templates.mem_reader_prompts import MEMORY_MERGE_PROMPT_EN, MEMORY_MERGE_PROMPT_ZH
 from memos.templates.tool_mem_prompts import TOOL_TRAJECTORY_PROMPT_EN, TOOL_TRAJECTORY_PROMPT_ZH
 from memos.types import MessagesType
@@ -785,6 +785,14 @@ def _process_one_item(
                 )
                 rawfile_node.metadata.summary_ids = [mem_node.id for mem_node in fine_items]
                 fine_items.append(rawfile_node)
+            enriched_items = trigger_hook(
+                H.MEMORY_ITEMS_AFTER_FINE_EXTRACT,
+                items=fine_items,
+                user_context=kwargs.get("user_context"),
+                mem_reader=self,
+                extract_mode="fine",
+            )
+            fine_items = enriched_items if enriched_items is not None else fine_items
             return fine_items
 
         fine_memory_items: list[TextualMemoryItem] = []
diff --git a/src/memos/memories/textual/item.py b/src/memos/memories/textual/item.py
index f34cf1efd..b7004c84c 100644
--- a/src/memos/memories/textual/item.py
+++ b/src/memos/memories/textual/item.py
@@ -81,6 +81,14 @@ class ArchivedTextualMemory(BaseModel):
         default_factory=lambda: datetime.now().isoformat(),
         description="The time the memory was created.",
     )
+    timespec: dict[str, Any] | None = Field(
+        default=None,
+        description="Compact temporal index snapshot for this archived version, used by retrieval-side version selection.",
+    )
+    memory_form: Literal["state", "event"] | None = Field(
+        default=None,
+        description="Internal memory form snapshot for this archived version, used by retrieval-side routing.",
+    )
 
 
 class TextualMemoryMetadata(BaseModel):
diff --git a/src/memos/plugins/hook_defs.py b/src/memos/plugins/hook_defs.py
index 030d5292f..dbc28effb 100644
--- a/src/memos/plugins/hook_defs.py
+++ b/src/memos/plugins/hook_defs.py
@@ -77,6 +77,7 @@ class H:
 
     # mem_reader — generic extension point before LLM extraction
     MEM_READER_PRE_EXTRACT = "mem_reader.pre_extract"
+    MEMORY_ITEMS_AFTER_FINE_EXTRACT = "memory_items.after_fine_extract"
 
     # memory version — single-provider business hooks
     MEMORY_VERSION_PREPARE_UPDATES = "memory_version.prepare_updates"
@@ -102,6 +103,13 @@ class H:
     pipe_key="prompt",
 )
 
+define_hook(
+    H.MEMORY_ITEMS_AFTER_FINE_EXTRACT,
+    description="Post-process memory items after mem_reader fine extraction completes",
+    params=["items", "user_context", "mem_reader", "extract_mode"],
+    pipe_key="items",
+)
+
 define_hook(
     H.MEMORY_VERSION_PREPARE_UPDATES,
     description=(