Api Reference

UCII API Reference

Universal Cryptographic Identity Infrastructure API.

UCII provides cryptographic identity primitives secured by post-quantum cryptography and protected through x402 economic authorization.

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Discovery Endpoints

Root Service Discovery

Endpoint:

Returns:

  • service identity
  • version information
  • cryptographic capabilities
  • supported identity classes
  • ecosystem discovery links

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    Machine Metadata

    Endpoint:

    Returns machine-readable UCII capability metadata.

    Includes:

  • identity model
  • supported identity classes
  • PQC algorithms
  • x402 economic layer
  • service capabilities

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    x402 Discovery

    Endpoint:

    Returns:

  • x402 service metadata
  • supported operations
  • pricing requirements
  • settlement network

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    OpenAPI Schema

    Endpoint:

    Interactive documentation:

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    Identity Operations

    Create Identity

    Endpoint:

    Creates a new cryptographic identity.

    Supported identity classes:

  • HUMAN
  • AI_AGENT
  • ROBOT
  • DEVICE
  • SERVICE
  • ORGANIZATION

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    Credential Operations

    Register Credential

    Endpoint:

    Registers a cryptographic credential.

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    Verify Credential

    Endpoint:

    Verifies a cryptographic credential.

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    Revoke Credential

    Endpoint:

    Revokes a credential.

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    All UCII infrastructure operations are protected through x402 economic authorization.