Protocol Papers

Identity-Free Economic Attestations with Reward Commitments and Private Ownership Proofs

2026v1.0

Spend Attestation

2026v1.0
Build on Crinkl

MCP Server

12 tools via Streamable HTTP. No auth required.

Public API

19 REST endpoints. Signed JSON responses.

Issuer Keys

Ed25519 public key for signature verification.

llms.txt

Machine-readable protocol description for AI agents.

GitHub

Protocol spec, source code, and open-source tooling.

Commerce produces facts. Crinkl makes them
portable, verifiable, and private.

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