diff --git a/make_post_sell/lib/time_funcs.py b/make_post_sell/lib/time_funcs.py
new file mode 100644
index 0000000..092296b
--- /dev/null
+++ b/make_post_sell/lib/time_funcs.py
@@ -0,0 +1,12 @@
+from datetime import datetime
+from ago import human
+
+
+def timestamp_to_datetime(timestamp):
+    """Accepts a milliseconds timestamp integer and returns a datetime"""
+    return datetime.fromtimestamp(timestamp / 1000.0)
+
+
+def timestamp_to_ago_string(timestamp):
+    """Accepts a timestamp and returns a human readable string"""
+    return human(timestamp_to_datetime(timestamp), 2, abbreviate=True)
diff --git a/make_post_sell/models/cart.py b/make_post_sell/models/cart.py
index 440679c..946ed38 100644
--- a/make_post_sell/models/cart.py
+++ b/make_post_sell/models/cart.py
@@ -25,7 +25,8 @@ from .cart_coupon import CartCoupon
 
 from .inventory import get_inventory_by_product_and_shop_location
 
-from ..lib.currency import cents_to_dollars
+from make_post_sell.lib.currency import cents_to_dollars
+from make_post_sell.lib.time_funcs import timestamp_to_datetime, timestamp_to_ago_string
 
 try:
     unicode("")
@@ -33,20 +34,6 @@ except:
     from six import u as unicode
 
 
-def timestamp_to_datetime(timestamp):
-    """Accepts a milliseconds timestamp integer and returns a datetime"""
-    from datetime import datetime
-
-    return datetime.fromtimestamp(timestamp / 1000.0)
-
-
-def timestamp_to_ago_string(timestamp):
-    """Accepts a timestamp and returns a human readable string"""
-    from ago import human
-
-    return human(timestamp_to_datetime(timestamp), 2, abbreviate=True)
-
-
 class Cart(RBase, Base):
     """This class tracks a User's shopping carts."""
 
diff --git a/make_post_sell/models/product.py b/make_post_sell/models/product.py
index a3b8ea0..c4ac372 100644
--- a/make_post_sell/models/product.py
+++ b/make_post_sell/models/product.py
@@ -25,6 +25,7 @@ from .user_product import UserProduct
 from .price import Price
 
 from make_post_sell.lib.render import markdown_to_html
+from make_post_sell.lib.time_funcs import timestamp_to_datetime, timestamp_to_ago_string
 
 from slugify import slugify
 
@@ -153,6 +154,14 @@ class Product(RBase, Base):
         self.created_timestamp = now_timestamp()
         self.updated_timestamp = now_timestamp()
 
+    @property
+    def human_updated_timestamp(self):
+        return timestamp_to_ago_string(self.updated_timestamp)
+
+    @property
+    def human_created_timestamp(self):
+        return timestamp_to_ago_string(self.created_timestamp)
+
     def get_userproduct_for_user(self, user):
         """Given a User object, return the UserProduct object or None."""
         for up in self.product_users:
diff --git a/make_post_sell/templates/base.j2 b/make_post_sell/templates/base.j2
index 47db2d8..06d1b8a 100644
--- a/make_post_sell/templates/base.j2
+++ b/make_post_sell/templates/base.j2
@@ -1,9 +1,11 @@
 <!DOCTYPE html>
-{% if request.product -%}
+{% if request.shop -%}
 <!--shop_id={{ request.shop.id }}-->
 {%- endif %}
 {% if request.product -%}
 <!--product_id={{ request.product.id }}-->
+<!--product_created={{ request.product.human_created_timestamp }}-->
+<!--product_updated={{ request.product.human_updated_timestamp }}-->
 {%- endif %}
 <html lang="en" data-theme="{{ request.html_data_theme or 'dark' }}">
 <head>