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Understand the core building blocks of the OriginTrail Decentralized Knowledge Graph (DKG), how its components work together, and the technologies that power it.

Pages in this section

• Understanding OriginTrail – A high-level overview of the OriginTrail ecosystem and how the DKG enables trusted, verifiable knowledge across networks.

• The DKG Node + MCP – Learn how DKG Nodes and the Model Context Protocol (MCP) connect AI agents, apps, and blockchains to verifiable knowledge.

• Essential DKG mechanics & systems – Explore the main architectural components and how knowledge publishing, querying, and verification happen.

• Connected blockchains – Discover which blockchains integrate with the DKG and how they provide the trust layer for verifiable data.

• On-chain deployments & contracts – Understand how smart contracts and on-chain logic extend DKG functionality.

• Node keys (wallets) – Learn about the key types your node uses for publishing, operations, and management — and how they work together.

• Previous version release – Review past releases to understand how the network has evolved and what’s changed.