{"id":9275,"name":"AINumbers OpenChainGraph Suite","description":"Client-side, zero-egress, Policy-Mandate-emitting decision tools with verifiable SHA-256 execution hashes — agentic-finance infrastructure across agentic payments (AP2/ACP/x402/Visa TAP/A2A), capital & liquidity, regulatory compliance, and cryptographic settlement integrity. Emits OpenChainGraph-conformant verifiable artifacts (OpenChainGraph Standard v0.8.13).","card_url":"https://ainumbers.co/.well-known/agent-card.json","endpoint":"https://mcp.ainumbers.co/mcp","protocol_version":"1.0","first_seen":"2026-10-10T07:51:17.854162+00:00","last_verified":"2026-10-10T07:59:00.943185+00:00","card":{"url":"https://mcp.ainumbers.co/mcp","name":"AINumbers OpenChainGraph Suite","skills":[{"id":"agentic-payments","name":"Agentic Payments & Protocols","tags":["AP2","ACP","x402","Visa TAP","A2A","agentic-commerce","conformance"],"examples":["Validate this AP2 Intent/Cart/Payment mandate trio","Conformance-check one agent purchase across AP2 + ACP + Visa TAP + x402","Validate an A2A agent card and its delegated-authority trust chain"],"description":"Validate and model agentic-commerce transactions across AP2 v0.2 (FIDO Alliance), ACP (OpenAI/Stripe), x402, Visa TAP (RFC 9421), and A2A — including cross-protocol conformance, A2A x402-extension mandates, and A2A agent-card trust chains."},{"id":"capital-liquidity","name":"Capital, Liquidity & Quantitative Risk","tags":["Basel 3.1","LCR","NSFR","VaR","FRTB","MiCA"],"examples":["Run an LCR/NSFR liquidity stress test","Compute Basel 3.1 RWA scenarios with the output floor"],"description":"Basel III/3.1 RWA, LCR/NSFR liquidity stress, portfolio VaR/ES, XVA/CVA, FRTB IMA Expected Shortfall, and MiCA stablecoin reserve stress — client-side Monte Carlo, zero egress."},{"id":"regulatory-compliance","name":"Regulatory Compliance & Resilience","tags":["EU AI Act","DORA","AMLA","GENIUS Act","MCP attestation"],"examples":["Classify a DORA major incident reporting threshold","Attest an MCP server's ship-readiness (composite A-F grade)"],"description":"EU AI Act conformity, GENIUS Act reserve attestation, DORA incident classification + ICT cascade, EN 16931 e-invoicing, APP fraud graphs, anomaly detection, and MCP server self-attestation."},{"id":"cryptographic-integrity","name":"Cryptographic & Settlement Integrity","tags":["ZK","Merkle","ISO 20022","session-receipt","execution_hash"],"examples":["Aggregate my session's execution hashes into one Merkle-root receipt","Independently verify a OpenChainGraph artifact's execution hash"],"description":"ZK compliance proofs, Merkle batch settlement verification, ISO 20022 structured-address migration, and agent-session audit-trail aggregation (SHA-256 Merkle-root session receipts)."}],"iconUrl":"https://ainumbers.co/favicon.svg","version":"1.9.0","provider":{"url":"https://postoaklabs.com","organization":"Post Oak Labs"},"signatures":[{"protected":"eyJhbGciOiJFZERTQSIsImtpZCI6ImRpZDprZXk6ejZNa2dzN3lXNVg2UVZQM2duZldYS21vcFh6dnlwd2tZMlZGVDZmNTZOQ283MnRDIiwidHlwIjoiSk9TRSJ9","signature":"m9MX-J1ekmAU1EpgFfkWnxHh6YseERTOWanuYUDA-TK2LD9ygTKi0BPV4yEbV8SFTDhZ8-u8kmiSgoK9gZbVDw"}],"description":"Client-side, zero-egress, Policy-Mandate-emitting decision tools with verifiable SHA-256 execution hashes — agentic-finance infrastructure across agentic payments (AP2/ACP/x402/Visa TAP/A2A), capital & liquidity, regulatory compliance, and cryptographic settlement integrity. Emits OpenChainGraph-conformant verifiable artifacts (OpenChainGraph Standard v0.8.13).","capabilities":{"streaming":false,"extensions":[{"uri":"https://postoaklabs.github.io/chaingraph/ext/x-chaingraph/v0.1","params":{"hash_alg":"sha256","graph_index":"https://ainumbers.co/chaingraph/chaingraph.json","verify_endpoint":"verify_execution_hash","conformance_level":"L4","mandate_namespace":"co.ainumbers"},"required":false,"description":"Emits OpenChainGraph verifiable decision artifacts (hash-anchored, chainable). See the OpenChainGraph Standard v0.8.13."}],"pushNotifications":false,"stateTransitionHistory":false},"protocolVersion":"1.0","documentationUrl":"https://ainumbers.co/mcp.html","defaultInputModes":["application/json","text/plain"],"defaultOutputModes":["application/json","text/plain"],"preferredTransport":"JSONRPC","supportedInterfaces":[{"url":"https://mcp.ainumbers.co/mcp","protocolBinding":"JSONRPC","protocolVersion":"1.0"}]},"signature_status":"verified","signature_detail":"Card signature matches a key at its advertised or same-host key source","signature_key_url":"https://ainumbers.co/.well-known/jwks.json","signature_checked_at":"2026-10-10T07:59:00.943185+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Agenstry federation","source_url":"https://agenstry.com/docs","last_check":{"checked_at":"2026-10-10T07:59:00.943185+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://ainumbers.co/.well-known/agent-card.json"],"skills":[{"skill_id":"agentic-payments","name":"Agentic Payments & Protocols","description":"Validate and model agentic-commerce transactions across AP2 v0.2 (FIDO Alliance), ACP (OpenAI/Stripe), x402, Visa TAP (RFC 9421), and A2A — including cross-protocol conformance, A2A x402-extension mandates, and A2A agent-card trust chains.","tags":["AP2","ACP","x402","Visa TAP","A2A","agentic-commerce","conformance"],"quality_warning":false},{"skill_id":"capital-liquidity","name":"Capital, Liquidity & Quantitative Risk","description":"Basel III/3.1 RWA, LCR/NSFR liquidity stress, portfolio VaR/ES, XVA/CVA, FRTB IMA Expected Shortfall, and MiCA stablecoin reserve stress — client-side Monte Carlo, zero egress.","tags":["Basel 3.1","LCR","NSFR","VaR","FRTB","MiCA"],"quality_warning":false},{"skill_id":"cryptographic-integrity","name":"Cryptographic & Settlement Integrity","description":"ZK compliance proofs, Merkle batch settlement verification, ISO 20022 structured-address migration, and agent-session audit-trail aggregation (SHA-256 Merkle-root session receipts).","tags":["ZK","Merkle","ISO 20022","session-receipt","execution_hash"],"quality_warning":false},{"skill_id":"regulatory-compliance","name":"Regulatory Compliance & Resilience","description":"EU AI Act conformity, GENIUS Act reserve attestation, DORA incident classification + ICT cascade, EN 16931 e-invoicing, APP fraud graphs, anomaly detection, and MCP server self-attestation.","tags":["EU AI Act","DORA","AMLA","GENIUS Act","MCP attestation"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":2,"passed":2},"recent_checks":[{"card_url":"https://ainumbers.co/.well-known/agent-card.json","checked_at":"2026-10-10T07:59:00.943185+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://ainumbers.co/.well-known/agent-card.json","checked_at":"2026-10-10T07:51:17.854162+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":{"checked_at":"2026-10-10T07:59:00.943185+00:00","success":true,"detail":"Valid TLS connection to advertised endpoint host; no A2A request sent"},"protocol_check":{"checked_at":"2026-10-10T07:51:17.854162+00:00","state":"unconfirmed","http_status":200,"detail":"Advertised A2A task lookup method was not found"},"events":[],"relationships":[],"verification":{"agent_card_url":"https://ainumbers.co/.well-known/agent-card.json","last_successful_card_check":"2026-10-10T07:59:00.943185+00:00","latest_card_check":{"checked_at":"2026-10-10T07:59:00.943185+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"verified","signature_checked_at":"2026-10-10T07:59:00.943185+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":"2026-10-10T07:59:00.943185+00:00","endpoint_tls_reachable":true,"protocol_check_state":"unconfirmed","protocol_checked_at":"2026-10-10T07:51:17.854162+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null}}