OpenChainGraph Suite · CONTRACT A3 · arch #5

Agentic Rail & Tokenised Payment Standards

Agentic payments protocol comparison > Mastercard agentic token builder > Visa VIC agent token scope > Visa agentic-ready issuer readiness scoring — composite agentic rail standards mandate.

OpenChainGraph · 4 Steps payment mandate Hash-Anchored §4 chain_depth:4 Client-Side · Zero PII
Chain Topology — Agentic Payments Protocol Comparator → Mastercard Agentic Token Builder → Visa Vic Agent Token Scope Builder → Visa Agentic Ready Issuer Readiness Scorer
§4 Execution Hash · Chain Definition Anchor
execution_hash:computing…
Market Rationale
Buyer: Network Strategy Lead / Agentic Commerce Product Director at card scheme, issuer, or acquirer
Forcing function: Mastercard AP4M live Jun 2026; Visa TAP 2026; A2A agentic rail ecosystem buildout
Chain Stages · 4 Steps
1 ROOT · D0 catalog
Agentic Payments Protocol Comparator 276-agentic-payments-protocol-comparator
protocol_comparison and rail_selection feed Stage 2 Mastercard agentic token builder
↓
2 D2 catalog
Mastercard Agentic Token Builder 287-mastercard-agentic-token-builder
mastercard_token_specification and mandate feed Stage 3 Visa VIC agent token scope
↓
3 D3 catalog
Visa Vic Agent Token Scope Builder 374-visa-vic-agent-token-scope-builder
vic_token_scope and authorisation_model feed Stage 4 Visa agentic-ready readiness
↓
4 TERMINAL · D4 catalog
Visa Agentic Ready Issuer Readiness Scorer 375-visa-agentic-ready-issuer-readiness-scorer
issuer_readiness_score and composite_agentic_rail_mandate — final agentic rail mandate
Export Artifacts
Download the §4 chain definition artifact (hash-anchored composite JSON) or the §13.11 W3C Verifiable Credentials view. Both derive from the chain definition — no new hash is minted. Available after hash computation.