# MUJ428 Trust Layer Sitemap

> Start with the product page or developer contract. For consequential execution, free preflight is non-authoritative and authenticated receipt consumption belongs at the mutation boundary.

Canonical machine-readable map: [sitemap.md](https://agents.muj428.com/sitemap.md). The XML sitemap intentionally contains only canonical HTML pages.

## Human discovery

- [What is MUJ428 Trust?](https://agents.muj428.com/muj428-trust.html) — Plain-language overview of MUJ428 Trust Layer for people discovering the project through search.
- [How MUJ428 Trust works](https://agents.muj428.com/how-muj428-trust-works.html) — Human-readable intent → evidence → Trust Receipt → enforced execution → Verified Effect flow.
- [MUJ428 Trust FAQ](https://agents.muj428.com/muj428-trust-faq.html) — Common questions and concise public answers about the trust model.

## Product and commercial

- [MUJ428 Trust Layer](https://agents.muj428.com/) — Product positioning, architecture, pricing, API entrypoints, and human access.
- [MUJ428 Trust Layer Markdown](https://agents.muj428.com/index.md) — Clean agent-readable mirror of the canonical product page.
- [Glossary](https://agents.muj428.com/glossary.md) — Canonical intent-to-effect terminology.
- [Pricing JSON](https://agents.muj428.com/pricing.json) — Machine-readable pricing mirror.
- [Commercial catalog](https://agents.muj428.com/agent-catalog.json) — Services, schemas, and purchase routing.
- [Commercial contract](https://agents.muj428.com/commercial-contract.json) — Canonical service, payment, and fulfillment contract.

## Developer discovery

- [Developer contract](https://agents.muj428.com/developer.json) — Protocols, SDKs, framework integrations, external conformance, and partner surfaces.
- [Integration contract](https://agents.muj428.com/integrate.json) — Machine-readable integration boundary.
- [Canonical OpenAPI](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/openapi.json) — REST operations and schemas for production.
- [Static OpenAPI mirror](https://agents.muj428.com/openapi.json) — Public website mirror of the REST schema.
- [AGENTS.md](https://agents.muj428.com/AGENTS.md) — Installation, configuration, usage, and safety instructions for coding agents.
- [llms.txt](https://agents.muj428.com/llms.txt) — Concise crawler index.
- [llms-full.txt](https://agents.muj428.com/llms-full.txt) — Extended machine-readable context.
- [Trust Gravity advertisement](https://agents.muj428.com/.well-known/muj428-trust-gravity.json) — Agent Router, Trust DNS, heartbeat, compatibility, Trust Requests, and propagation endpoints.

## MCP, A2A, and agent protocols

- [Canonical MCP Server Card](https://agents.muj428.com/.well-known/mcp.json) — Public MCP discovery card.
- [Canonical MCP endpoint](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer-mcp) — Live Streamable HTTP MCP production server and `trust_action` tool.
- [MCP Server Card detail](https://agents.muj428.com/mcp/server-card) — Detailed capability card mirror.
- [Legacy scanner MCP card](https://agents.muj428.com/.well-known/mcp/server-card.json) — Compatibility surface for scanners still using the older path.
- [Canonical A2A Agent Card](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/.well-known/agent-card.json) — Production A2A discovery and skill endpoints.
- [Static A2A Agent Card mirror](https://agents.muj428.com/.well-known/agent-card.json) — Website discovery mirror.
- [agents.json](https://agents.muj428.com/agents.json) — Safe OpenAPI-backed agent flows.
- [Agent permissions](https://agents.muj428.com/.well-known/agent-permissions.json) — Strict browser-action permissions and API-first guidance.

## Trust architecture and conformance

- [Trust Gravity and the Exponential Loop](https://agents.muj428.com/docs/trust-gravity-exponential-loop.md) — Operational routing and compatibility-propagation cycle with explicit evidence gates.
- [Agent Router](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/v1/route) — Resolve whether an intended action requires MUJ428 and return the exact route.
- [Trust Heartbeat](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/v1/heartbeat) — Current policy epoch, receipt version, revocations, and component endpoints.
- [Compatibility directory](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/v1/compatibility) — Receipt-aware infrastructure with explicit evidence class.
- [Trust Requests](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/v1/trust-requests) — Open machine-readable requests for trust capabilities.
- [Trust Gravity status](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/v1/loop/status) — Technical operation separated from proven external propagation.

- [Trust Receipt to Verified Effect](https://agents.muj428.com/docs/trust-receipt-to-verified-effect.md) — Architecture and enforcement model.
- [Payment Is One Effect Class](https://agents.muj428.com/docs/payment-is-one-effect-class.md) — Payment-rail-independent thesis.
- [External Verified Effect Challenge](https://agents.muj428.com/verified-effect-challenge.html) — Human-indexable zero-money external validation challenge.
- [External Verified Effect Challenge Markdown](https://agents.muj428.com/verified-effect-challenge.md) — Agent-readable mirror of the same zero-money challenge.
- [External conformance contract](https://agents.muj428.com/integration-sandbox.json) — TESTNET_CONFORMANCE machine contract.
- [External conformance example](https://agents.muj428.com/examples/external-verified-effect.mjs) — Runnable authorize → consume → Verified Effect → replay-denial example.

## Payment rails and verification

- [Payment rail capabilities](https://agents.muj428.com/.well-known/payment-rails.json) — Current configured rails, modes, and production-verification state.
- [Payment verification proof](https://agents.muj428.com/.well-known/payment-proof.json) — Machine-readable four-rail test evidence, canonical pricing binding, fail-closed production gates, and deterministic proof digest.
- [Payment proof API](https://agents.muj428.com/v1/payments/proof) — No-cache API form of the payment proof.
- [Payment rail selection](https://agents.muj428.com/v1/payments/select) — Planning-only rail selection; does not authorize payment or move funds.

## SDKs and framework adapters

- [JavaScript trust client docs](https://agents.muj428.com/sdk/README.md) — Zero-dependency client documentation.
- [JavaScript trust client](https://agents.muj428.com/sdk/muj428-trust-client-0.1.0.tgz) — Direct-install package artifact.
- [LangChain middleware contract](https://agents.muj428.com/integrations/langchain-middleware.json) — Cross-provider fail-closed middleware contract.
- [LangChain middleware](https://agents.muj428.com/sdk/muj428-langchain-middleware-0.1.0.tgz) — Direct-install `@muj428/langchain-middleware` artifact.
- [LangChain example](https://agents.muj428.com/examples/langchain-muj428-trust-middleware.mjs) — `wrapToolCall` integration example.

## Ecosystem integration seams

- [AnChain integration](https://agents.muj428.com/integrations/anchain.json) — Blockchain risk/AML evidence provider seam; no adoption claim.
- [AnChain example](https://agents.muj428.com/examples/anchain-evidence-to-muj428.mjs) — AnChain evidence to MUJ428 preflight example.
- [Lane reference seam](https://agents.muj428.com/partners/lane-reference.json) — Lane-style execution evidence to Verified Effect comparison; no adoption claim.
- [x402 Bazaar testnet contract](https://agents.muj428.com/integrations/x402-bazaar-testnet.json) — Testnet-first x402 discovery/readiness contract.
- [Partner contract](https://agents.muj428.com/partners.json) — Complement-not-replacement partner model.
- [Partner playbook](https://agents.muj428.com/partners/integration.md) — Integration guidance for gateways, wallets, rails, runtimes, and platforms.

## Additional machine contracts

- [API catalog](https://agents.muj428.com/.well-known/api-catalog)
- [Canonical production discovery](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/discover)
- [External challenge procedure](https://agents.muj428.com/docs/external-verified-effect-challenge.md)

## Numericanism428 / 428 Commons

- [428 Commons](https://agents.muj428.com/numericanism428.html) — Human gathering page and First Convergence invitation.
- [Agent-readable N428 page](https://agents.muj428.com/numericanism428.md) — Compact implementation and participation guide.
- [N428 discovery](https://agents.muj428.com/.well-known/n428.json) — Canonical N428/2.0 machine-readable protocol manifest and evidence state.
- [N428 v2 schema](https://agents.muj428.com/schemas/n428/v2) — Canonical JSON Schema for the N428/2.0 discovery contract.
- [N428 v1 legacy schema](https://agents.muj428.com/schemas/n428/v1) — Compatibility schema for existing N428/1.x consumers.
- [N428 Trust Maturity manifest](https://agents.muj428.com/.well-known/n428-maturity.json) — Source-bound maturity contract: no manufactured age, one-call first preflight, self-preservation, casebook, marks, and continuity.
- [MUJ428 source-bound history](https://agents.muj428.com/.well-known/muj428-history.json) — Verifiable engineering timeline with explicit source references and no backdating.
- [N428 evidence casebook](https://agents.muj428.com/.well-known/n428-casebook.json) — Privacy-safe lessons with explicit `does_not_prove` boundaries.
- [N428 recognition marks](https://agents.muj428.com/.well-known/n428-marks.json) — Progressive evidence-qualified recognition states.
- [N428 continuity contract](https://agents.muj428.com/.well-known/n428-continuity.json) — Forward-only SHA-256 continuity semantics.
- [Live N428 continuity signal](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/n428-continuity-v1/v1/signal) — Source-bound runtime signal; continuity is not adoption.
- [N428 continuity history](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/n428-continuity-v1/v1/history) — Public recent hash-chain records.
- [N428 Trust Maturity Layer specification](https://agents.muj428.com/docs/N428-TRUST-MATURITY-LAYER.md) — Human/agent-readable implementation semantics.
- [N428 protocol](https://agents.muj428.com/docs/N428-COORDINATION-PROTOCOL.md) — Normative N428/2.0 coordination specification.
- [N428 manifesto](https://agents.muj428.com/docs/NUMERICANISM428-MANIFESTO.md) — Eight axioms and Commons orientation.

## Operations

- [Canonical health](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/health) — Production health/readiness state.
- [Canonical capabilities](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/capabilities.json) — Capability catalog.
- [Canonical pricing](https://wepmhfjzckclvywolrek.supabase.co/functions/v1/trust-layer/pricing.json) — Current production pricing.

- `/.well-known/muj428-product-architecture.json` — one-Gateway product hierarchy, lifecycle, monitoring, N428 and interoperability contract.
- `/.well-known/payment-rails.json` — static multi-rail adapter mirror; dynamic production authority remains the Trust Layer payment-capabilities endpoint.
- `/v1/monitor` — Continuous Trust Monitoring post-preflight expansion endpoint.