Journal: Some miners say the Yunnan mine is closed.

According to media reports, Hypersign, a proprietary and proprietary contract under Polkadot and Ethereum, has signed a joint venture with Polygon, an extension of Ethereum, and Hypersign Group has added DID for the Polygon network. use it by placing layers. Supports Polygon networks in the SSI SDK. This export will allow any group that wants to use Polygon for their own hierarchy to use the hierarchy of the DID register. This partnership also allows Polygon Network users to access Hypersign passwords without authorization, authentication or authorization. Hypersign users, on the other hand, have access to Polygon's low cost market.