diff --git a/app/crawler/notea.sh b/app/crawler/notea.sh
index e79e691..36ea2b4 100644
--- a/app/crawler/notea.sh
+++ b/app/crawler/notea.sh
@@ -6,6 +6,42 @@ notea() (
    }
 
    ids() {
+      for id in $(_tree_ids); do
+         if ! _is_deleted $id; then
+            echo $id
+         fi
+      done
+   }
+
+   meta() {
+      local cache_key="notea cache meta $1"
+      if cache get "$cache_key"; then
+         return 0
+      fi
+      _meta "$@" | cache put "$cache_key"
+   }
+
+   _meta() {
+      ncurl $NOTEA_ADDR/api/notes/$1/meta
+   }
+
+   _is_deleted() {
+      local id="$1"
+      if [ "$id" == "root" ] || [ "$id" == "null" ]; then
+         return 1
+      fi
+      local meta="$(meta "$id")"
+      if echo "$meta" | jq .deleted | grep -q 1; then
+         return 0
+      fi
+      local pid="$(echo "$meta" | jq -r .pid)"
+      if [ -z "$pid" ]; then
+         return 0
+      fi
+      _is_deleted "$pid"
+   }
+
+   _tree_ids() {
       ncurl $NOTEA_ADDR/api/tree \
          | jq '.items | to_entries[].value.id' \
          | grep -v '^null$' \
diff --git a/app/crawler/notea_test.sh b/app/crawler/notea_test.sh
index f119886..426feb4 100644
--- a/app/crawler/notea_test.sh
+++ b/app/crawler/notea_test.sh
@@ -3,20 +3,33 @@
 test_ids() {
    notea eval "$(cat <<EOF
       ncurl() {
-         echo "$*" | grep -q \/api\/tree
-         echo '{
-            "items": {
-               "root": {
-                  "children": [
-                     "abc"
-                  ]
-               },
-               "abc": {
-                  "id": "def"
-               },
-               "def": {}
-            }
-         }'
+         case "\$1" in
+            */api/tree )
+               echo '{
+                  "items": {
+                     "root": {
+                        "children": [
+                           "abc"
+                        ]
+                     },
+                     "abc": {
+                        "id": "def"
+                     },
+                     "def": {
+                        "pid": "root"
+                     }
+                  }
+               }'
+            ;;
+            */api/notes/def/meta )
+               echo '{
+                  "deleted": 0
+               }'
+            ;;
+            * )
+               echo UNKNOWN NCURL "\$*" >&2
+            ;;
+         esac
       }
       ids | wc -l | grep -q 1 || return 101
       ids | grep -q def || return 102