Show HN: 3 AI agent trust systems cross-verified each other's delegation chains (github.com)

A new initiative has emerged in the AI/ML community, showcasing three distinct AI agent trust systems—Kanoniv, Agent Passport System, and Guardian—that aim to cross-verify delegation chains using Ed25519 signatures. This test not only demonstrates the inter-operability of identity systems based on differing Decentralized Identifier (DID) methods and software development kits (SDKs) but also sets a significant precedent for creating standards in trust mechanisms across AI agents. The verification process involves several rounds, including signature verification, multi-hop delegation chain validation, and the creation of execution envelopes, underscoring the systems' commitment to ensuring robust and portable trust relations. The success of this cross-verification effort has far-reaching implications, highlighting the potential for seamless interaction between varied AI systems and reducing the friction often associated with different trust frameworks. If all systems can indeed verify each other’s delegation signatures while ensuring scope constraints propagate correctly, it could lead to a foundational shift in how AI agents communicate and operate within shared environments. This initiative paves the way for more cohesive interactions in decentralized AI applications, ultimately enhancing the reliability and credibility of automated decision-making systems.