Partners include VODAFONE, ORANGE, NOKIA, ZITA, STANFORD UNIVERSITY, INFOSYS and ORACLE.

"[...] focusing on two use cases of “high interest” to CSPs: reinforcing existing infrastructure or acquiring it for a temporary event, such as in a stadium and opening up business opportunities in a country where it has no or incomplete infrastructure in place.

In both cases, CSPs need to procure or rent assets from various players in the market, such as tower or spectrum providers. This is a challenge – not least because there are typically no existing or long-term relationships or commitments between the companies."

This means basically: buying/selling mobile data access on competitor networks in a trustless environment.

https://inform.tmforum.org/catalyst/2019/05/blockchain-infrastructure-marketplace-enables-pop-networks-fly-business-models/