diff --git a/kernel/av/table.go b/kernel/av/table.go
index 1370a18a4..69b161efe 100644
--- a/kernel/av/table.go
+++ b/kernel/av/table.go
@@ -176,9 +176,11 @@ func (value *Value) Compare(other *Value) int {
 		}
 	case KeyTypeTemplate:
 		if nil != value.Template && nil != other.Template {
-			if util.IsNumeric(value.Template.Content) && util.IsNumeric(other.Template.Content) {
-				v1, _ := strconv.ParseFloat(value.Template.Content, 64)
-				v2, _ := strconv.ParseFloat(other.Template.Content, 64)
+			vContent := strings.TrimSpace(value.Template.Content)
+			oContent := strings.TrimSpace(other.Template.Content)
+			if util.IsNumeric(vContent) && util.IsNumeric(oContent) {
+				v1, _ := strconv.ParseFloat(vContent, 64)
+				v2, _ := strconv.ParseFloat(oContent, 64)
 				if v1 > v2 {
 					return 1
 				}
diff --git a/kernel/model/flashcard.go b/kernel/model/flashcard.go
index 1d041c609..306208e54 100644
--- a/kernel/model/flashcard.go
+++ b/kernel/model/flashcard.go
@@ -492,8 +492,7 @@ func GetNotebookDueFlashcards(boxID string, reviewedCardIDs []string) (ret []*Fl
 	cards, unreviewedCnt := getDeckDueCards(deck, reviewedCardIDs, treeBlockIDs, Conf.Flashcard.NewCardLimit, Conf.Flashcard.ReviewCardLimit)
 	now := time.Now()
 	for _, card := range cards {
-		blockID := card.BlockID()
-		ret = append(ret, newFlashcard(card, blockID, builtinDeckID, now))
+		ret = append(ret, newFlashcard(card, card.BlockID(), builtinDeckID, now))
 	}
 	if 1 > len(ret) {
 		ret = []*Flashcard{}
@@ -536,8 +535,7 @@ func GetTreeDueFlashcards(rootID string, reviewedCardIDs []string) (ret []*Flash
 	cards, unreviewedCnt := getDeckDueCards(deck, reviewedCardIDs, treeBlockIDs, newCardLimit, reviewCardLimit)
 	now := time.Now()
 	for _, card := range cards {
-		blockID := card.BlockID()
-		ret = append(ret, newFlashcard(card, blockID, builtinDeckID, now))
+		ret = append(ret, newFlashcard(card, card.BlockID(), builtinDeckID, now))
 	}
 	if 1 > len(ret) {
 		ret = []*Flashcard{}
@@ -606,13 +604,7 @@ func getDueFlashcards(deckID string, reviewedCardIDs []string) (ret []*Flashcard
 	cards, unreviewedCnt := getDeckDueCards(deck, reviewedCardIDs, nil, Conf.Flashcard.NewCardLimit, Conf.Flashcard.ReviewCardLimit)
 	now := time.Now()
 	for _, card := range cards {
-		blockID := card.BlockID()
-
-		if nil == treenode.GetBlockTree(blockID) {
-			continue
-		}
-
-		ret = append(ret, newFlashcard(card, blockID, deckID, now))
+		ret = append(ret, newFlashcard(card, card.BlockID(), deckID, now))
 	}
 	if 1 > len(ret) {
 		ret = []*Flashcard{}
@@ -627,12 +619,7 @@ func getAllDueFlashcards(reviewedCardIDs []string) (ret []*Flashcard, unreviewed
 		cards, unreviewedCnt := getDeckDueCards(deck, reviewedCardIDs, nil, Conf.Flashcard.NewCardLimit, Conf.Flashcard.ReviewCardLimit)
 		unreviewedCount += unreviewedCnt
 		for _, card := range cards {
-			blockID := card.BlockID()
-			if nil == treenode.GetBlockTree(blockID) {
-				continue
-			}
-
-			ret = append(ret, newFlashcard(card, blockID, deck.ID, now))
+			ret = append(ret, newFlashcard(card, card.BlockID(), deck.ID, now))
 		}
 	}
 	if 1 > len(ret) {
@@ -997,6 +984,14 @@ func getDeckDueCards(deck *riff.Deck, reviewedCardIDs, blockIDs []string, newCar
 	dues := deck.Dues()
 
 	var tmp []riff.Card
+	for _, c := range dues {
+		if nil == treenode.GetBlockTree(c.BlockID()) {
+			continue
+		}
+		tmp = append(tmp, c)
+	}
+	dues = tmp
+
 	for _, c := range dues {
 		if 0 < len(blockIDs) && !gulu.Str.Contains(c.BlockID(), blockIDs) {
 			continue
diff --git a/kernel/model/import.go b/kernel/model/import.go
index 1ed0ce561..04116b306 100644
--- a/kernel/model/import.go
+++ b/kernel/model/import.go
@@ -147,7 +147,9 @@ func ImportSY(zipPath, boxID, toPath string) (err error) {
 				return ast.WalkContinue
 			}
 
-			newNodeID := ast.NewNodeID()
+			// 新 ID 保留时间部分，仅修改随机值，避免时间变化导致更新时间早于创建时间
+			// Keep original creation time when importing .sy.zip https://github.com/siyuan-note/siyuan/issues/9923
+			newNodeID := util.TimeFromID(n.ID) + "-" + gulu.Rand.String(7)
 			blockIDs[n.ID] = newNodeID
 			oldNodeID := n.ID
 			n.ID = newNodeID