張芯華
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
張芯華
Date of Issuance
2022-10-27
Expiration Date
Permanent Validity
Hash
fec7c6adb0af5af5b2a92a43fabe87530353604bd3531776e4b17a1992986f4d
Proof of Authenticity
fec7c6adb0af5af5b2a92a43fabe87530353604bd3531776e4b17a1992986f4d