Exhibit
4.2


 


specimen CLASS
A ORDINARY SHARE CERTIFICATE


 


global technology
acquisition corp. i


 


INCORPORATED UNDER
THE LAWS OF THE CAYMAN ISLANDS


 


CLASS A ORDINARY
SHARES


 


	NUMBER 

[●]	 	 	 	CUSIP 

[●]


 


See reverse for certain
definitions


 


THIS CERTIFIES that [●]
is the owner of [●]


 


FULLY PAID AND NON-ASSESSABLE
CLASS A ORDINARY SHARES WITH A PAR VALUE OF US$0.0001 EACH

OF GLOBAL TECHNOLOGY ACQUISITION CORP. I (the "Company") 


 


Subject to the Company’s
amended and restated memorandum and articles of association, as the same may be amended from time to time, and transferable on the books
of the Company in person or by duly authorized attorney upon surrender of this certificate properly endorsed.


 


The Company will be forced
to redeem all of its Class A ordinary shares if it is unable to complete a business combination within the period set forth in the Company’s
amended and restated memorandum and articles of association, as the same may be amended from time to time, all as more fully described
in the Company’s final prospectus dated [●], 2021.


 


This certificate is not
valid unless countersigned by the Transfer Agent and registered by the Registrar.


 






     


     


    

 


Witness the facsimile
signatures of its duly authorized officers.


 


By:


 


	 	 	 
	


    Chief Executive Officer

     
	 	


    Chief Operating Officer

     

	Dated: [●], 2021	 	 


 






     


     


    

 


global technology
acquisition corp. i





 





The Company will furnish
without charge to each shareholder who so requests the powers, designations, preferences and relative, participating, optional or other
special rights of each class of shares or series thereof of the Company and the qualifications, limitations, or restrictions of such preferences
and/or rights. This certificate and the shares represented thereby are issued and shall be held subject to all the provisions of the Company’s
amended and restated memorandum and articles of association, as the same may be amended from time to time, and resolutions of the Board
of Directors providing for the issue of Class A ordinary shares (copies of which may be obtained from the secretary of the Company), to
all of which the holder of this certificate by acceptance hereof assents.


 


The
following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written
out in full according to applicable laws or regulations: 


 


	TEN COM - 	as tenants in common
	TEN ENT - 	as tenants by the entireties
	JT TEN - 	as joint tenants with right of survivorship and not as tenants in common
	UNIF GIFT MIN ACT - 	as custodian under Uniform Gifts to Minors Act 








Additional abbreviations
may also be used though not in the above list. 


 






     


     


    




 


For value received,
hereby sells, assigns and transfers unto


 








PLEASE INSERT SOCIAL SECURITY
OR OTHER IDENTIFYING NUMBER OF ASSIGNEE


 


(PLEASE PRINT OR TYPEWRITE
NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE)





 


Shares represented by
the within Certificate, and does hereby irrevocably constitute and appoint Attorney to transfer the said shares on the books of the within
named Company with full power of substitution in the premises.


 





	Dated: 	 	 
	 	 	 
	Shareholder:	 	 



 




Notice: The signature to this assignment must correspond with the name as written upon the face of the certificate in every particular,
without alteration or enlargement or any change whatever.


 


Signature(s) Guaranteed:


 


	By:	 	 
	 	 	 
	 	 	 










 


THE SIGNATURE(S) MUST
BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP
IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM, PURSUANT TO S.E.C. RULE 17Ad-15 OR ANY SUCCESSOR RULES).


 






     


     


    

 


In each case, as more fully described in the
Company’s final prospectus dated [●], 2021, the holder(s) of this certificate shall be entitled to receive a pro-rata
portion of certain funds held in the trust account established in connection with its initial public offering only in the event that
(i) the Company redeems the Class A ordinary shares sold in its initial public offering and liquidates because it does not
consummate an initial business combination within the period of time set forth in the Company’s amended and restated
memorandum and articles of association, as the same may be amended from time to time, (ii) the Company redeems the Class A ordinary
shares sold in its initial public offering in connection with a shareholder vote to amend the Company’s amended and restated
memorandum and articles of association (A) that would modify the substance or timing of the Company’s obligation to provide
holders of the Class A ordinary shares the right to have their shares redeemed in connection with the Company’s initial
business combination or to redeem 100% of the Class A ordinary shares if the Company does not complete its initial business
combination within the time period set forth therein or (B) with respect to any other provision relating to the rights of holders of
the Class A ordinary shares, or (iii) if the holder(s) seek(s) to redeem for cash his, her or its respective Class A ordinary shares
in connection with a tender offer (or proxy solicitation, solely in the event the Company seeks shareholder approval of the proposed
initial business combination) setting forth the details of a proposed initial business combination. In no other circumstances shall
the holder(s) have any right or interest of any kind in or to the trust account.