The Knowledge Bundle Ledger
One of key human innovations has been inventing the concept of a ledger. This intellectual content of a ledger has changed from accounting for grain to double entry bookkeeping to bitcoin blockchain ledger in 2009. The Knowledge Bundle Ledger is an such innovation step.
The ledger gives each peer a record of their evidence on the network. This can stay autonomous from the network or use to facilitate task like decentralized machine learning or to participate in network experiments.