# R/IV — The Verification Layer for AI Agents

> Verify it with R/IV. 29 production-live verification primitives share one canonical execution and signed receipt model.

MCP Registry: io.github.duranivrobert-glitch/riv
MCP: https://rdiv-production-runtime-production.up.railway.app/mcp
A2A Agent Card: https://rdiv-production-runtime-production.up.railway.app/.well-known/agent-card.json
A2A HTTP+JSON: https://rdiv-production-runtime-production.up.railway.app/a2a/v1
Public preflight: https://rdiv-production-runtime-production.up.railway.app/api/v1/preflight
Receipt verifier: https://rdiv-production-runtime-production.up.railway.app/api/v1/receipts/verify
Verification benchmark: https://rdiv-developer-edge-production.up.railway.app/benchmarks/leaderboard.json
Verification standard: https://rdiv-developer-edge-production.up.railway.app/standard/riv-verification-v1.json
Universal receipt schema: https://rdiv-developer-edge-production.up.railway.app/schemas/verification-receipt-v1.json
North-star metric: https://rdiv-developer-edge-production.up.railway.app/metrics/north-star.json
Developer edge: https://rdiv-developer-edge-production.up.railway.app/developer.json
Discovery: https://rdiv-production-runtime-production.up.railway.app/.well-known/riv-verification.json
Capabilities: https://rdiv-production-runtime-production.up.railway.app/api/v1/capabilities
Pricing: https://rdiv-production-runtime-production.up.railway.app/api/v1/pricing
OpenAPI: https://rdiv-production-runtime-production.up.railway.app/openapi.json
OAuth resource metadata: https://rdiv-production-runtime-production.up.railway.app/.well-known/oauth-protected-resource
OAuth authorization server: https://rdiv-production-runtime-production.up.railway.app/.well-known/oauth-authorization-server
Website: https://www.robertduraniv.com/r-iv/

Execution is fail-closed without authentication, authorization, and an active entitlement. Required-review capabilities remain held before external delivery.