diff --git a/repository/TiddlyWiki/DateAndTime.extension.st b/repository/TiddlyWiki/DateAndTime.extension.st
new file mode 100644
index 0000000..72767d3
--- /dev/null
+++ b/repository/TiddlyWiki/DateAndTime.extension.st
@@ -0,0 +1,28 @@
+Extension { #name : #DateAndTime }
+
+{ #category : #'*TiddlyWiki' }
+DateAndTime >> asTiddlerFormat [
+	
+	| hours minutes secondsTemp |
+	hours := self hours.
+	minutes := self minutes.
+	secondsTemp := self seconds.
+	^ (self dayMonthYearDo: [ :d :m :y | 
+		y asString, 
+		(m < 10 
+			ifTrue: [ '0', m asString ]
+			ifFalse: [ m asString]), 
+		(d < 10 
+			ifTrue: [ '0', d asString ]
+			ifFalse: [ d asString])]),
+	(hours < 10
+		ifTrue: [ '0',hours asString ]
+		ifFalse: [ hours asString]),
+	(minutes < 10
+		ifTrue: [ '0', minutes asString ]
+		ifFalse: [ minutes asString]),
+	(secondsTemp < 10
+		ifTrue: [ '0', secondsTemp asString ]
+		ifFalse: [ secondsTemp asString]),
+	(self nanoSecond asString copyFrom: 1 to: 3)
+]
diff --git a/repository/TiddlyWiki/TiddlerTest.class.st b/repository/TiddlyWiki/TiddlerTest.class.st
new file mode 100644
index 0000000..7128900
--- /dev/null
+++ b/repository/TiddlyWiki/TiddlerTest.class.st
@@ -0,0 +1,13 @@
+Class {
+	#name : #TiddlerTest,
+	#superclass : #TestCase,
+	#category : #'TiddlyWiki-TiddlyWiki'
+}
+
+{ #category : #accessing }
+TiddlerTest >> testTiddlerTimeFormatTrasnformation [
+
+	| tiddlerTemp |
+	tiddlerTemp := Tiddler new created: '20220101010101123'.
+	self assert: tiddlerTemp created equals: tiddlerTemp created asDateAndTimeForTiddler asTiddlerFormat
+]