430-troyclark-introduction-to-digital-currencies-640x452
Certificate of Accomplishment, Introduction to Digital Currencies — UNIC http://verify.unic.ac.cy/verify

 

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BTA Certified Blockchain Solution Architect — Blockchain Training Alliance
Token: 0xd7b753d6460a8004226efffbc94be3bbb5469e2481556f8895cff7732df1ad8c

 

BTA Certified Blockchain Business Foundations — Blockchain Training Alliance
BTA Certified Blockchain Business Foundations — Blockchain Training Alliance
Token: 0xe771243a59f8cc8b5d51b6509cd4841024148927b6319d7aa89285d1622a57c4

 

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Blockchain Essentials — IBM Cognitive Class