<SEC-DOCUMENT>0001437749-18-000488-index.html : 20180110
<SEC-HEADER>0001437749-18-000488.hdr.sgml : 20180110
<ACCEPTANCE-DATETIME>20180110161101
ACCESSION NUMBER:		0001437749-18-000488
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20180104
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20180110
DATE AS OF CHANGE:		20180110

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AUTHENTIDATE HOLDING CORP
		CENTRAL INDEX KEY:			0000885074
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				141673067
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20190
		FILM NUMBER:		18521631

	BUSINESS ADDRESS:	
		STREET 1:		2225 CENTENNIAL DRIVE
		CITY:			GAINESVILLE
		STATE:			2Q
		ZIP:			30504
		BUSINESS PHONE:		888-661-0225

	MAIL ADDRESS:	
		STREET 1:		2225 CENTENNIAL DRIVE
		CITY:			GAINESVILLE
		STATE:			2Q
		ZIP:			30504

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BITWISE DESIGNS INC
		DATE OF NAME CHANGE:	19930328
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>adat20180109_8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
Document 1 - file: adat20180109_8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex_102843.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: ex_102843.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>ex_102843img001.jpg
<TEXT>
Document 3 - file: ex_102843img001.jpg

</DOCUMENT>
</SEC-DOCUMENT>