Part of the ERC-1888 standard. Topic is a number which represents the topic of the certificate. Topic should define the issuance data format.

Topics 0-10 are reserved for ZeroLabs, with the other topics available to be claimed by any other issuer that wants to use the ZeroLabs Certificate Registry.

Examples for topic:

  • 1 - ZeroLabs Token

  • 2 - Renewable Energy Certificate by company X

  • ...

  • 10 - <Available for anyone to claim> (open a GitHub issue and we will approve you as an issuer for that topic number)

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