gracelinwing@gmail.com
2022 PSBH Problemthon and Solvethon Global Challenge
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Proof of Authenticity
Issue Information
區塊鏈證書
Certificate Information
Name of Certificate
2022 PSBH Problemthon and Solvethon Global Challenge
Holder
gracelinwing@gmail.com
Date of Issuance
2022-10-27
Expiration Date
Permanent Validity
Hash
a61456e80157ccbd6ce293b358f1798b12ae15f68ecb755d50e97c9ae4db4dd6
Proof of Authenticity
a61456e80157ccbd6ce293b358f1798b12ae15f68ecb755d50e97c9ae4db4dd6