Problem
As soon as value moves across heterogeneous venues, routing is no longer just a pricing problem. It becomes a systems problem that includes risk boundaries, failure handling, and clear post-trade records.
Ratna
Project Stash Vault
Engineering archive shaped for long-horizon work, not short-term portfolio churn.
Vault 03 / Blockchain
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Case file / 2026
Featured case fileCross-Venue DeFi Router
An execution router for cross-venue order flow with risk checks, venue-aware pathing, and settlement records built for later audit.
Recommended starting point for the blockchain archive.
Public materials are still being curated. The internal case file below is the current source of truth until supporting assets are ready to publish.
RustGoSolidityBacktestingRisk Controls
#execution#routing#market infrastructure#settlement
20-second project scan
What to understand first
A fast scan for recruiters and engineers: ownership, technical depth, proof status, and current outcome in one place.
Category
Blockchain
Status
Architecture Ready
Proof ready
00
Stack surface
5 tools
My role
Routing architecture, adapter boundary design, risk-control modeling, and execution-record design.
RustGoSolidityBacktestingRisk Controls
Technical highlights
01
Placed risk checks ahead of venue dispatch so limits are enforceable even when multiple path options are available.
02
Modeled venue integrations as isolated adapters around a shared routing core to keep expansion from destabilizing decision logic.
03
Defined the control path before the optimization path so the system can fail cleanly and predictably.
04
Focused the design on accountable execution behavior rather than speculative strategy logic.
Impact
Frames blockchain work as serious execution architecture rather than surface-level product branding.
Architecture overview
Problem, solution, and system shape
The project framed as a system: the problem, the solution boundary, and the architecture choices that make the implementation credible.
Solution
Cross-Venue DeFi Router treats execution as infrastructure rather than trading UI. It focuses on path selection, venue adapters, guardrails, and durable execution receipts so routing decisions can be understood after the fact rather than disappearing into opaque transaction history.
Architecture
01
Placed risk checks ahead of venue dispatch so limits are enforceable even when multiple path options are available.
02
Modeled venue integrations as isolated adapters around a shared routing core to keep expansion from destabilizing decision logic.
03
Stored execution receipts as durable artifacts for replay, audit, and post-trade analysis.
Technical highlights
Where the engineering depth shows up
The implementation details a technical reviewer should notice before reading the full case file.
Highlight 01
Placed risk checks ahead of venue dispatch so limits are enforceable even when multiple path options are available.
Highlight 02
Modeled venue integrations as isolated adapters around a shared routing core to keep expansion from destabilizing decision logic.
Highlight 03
Defined the control path before the optimization path so the system can fail cleanly and predictably.
Highlight 04
Focused the design on accountable execution behavior rather than speculative strategy logic.
Proof surface
Artifacts, references, and public access points
Ready links and planned proof artifacts are shown together so reviewers can distinguish published evidence from reserved case-study slots.
Diagram
PlannedExecution-path diagram
Reserved for the routing path from pre-trade risk checks through venue dispatch and settlement receipt generation.
Reserved for future publication once the supporting material is ready.
Trace
PlannedReceipt replay trace
Reserved for a post-trade replay showing how execution decisions are reconstructed for later audit.
Reserved for future publication once the supporting material is ready.
System view
Architecture and implementation
The architectural boundaries and implementation choices that make the system coherent, maintainable, and operationally meaningful.
Architecture
01
Placed risk checks ahead of venue dispatch so limits are enforceable even when multiple path options are available.
02
Modeled venue integrations as isolated adapters around a shared routing core to keep expansion from destabilizing decision logic.
03
Stored execution receipts as durable artifacts for replay, audit, and post-trade analysis.
Implementation Notes
01
Defined the control path before the optimization path so the system can fail cleanly and predictably.
02
Focused the design on accountable execution behavior rather than speculative strategy logic.
03
Used receipt and replay concepts to keep the project anchored in infrastructure concerns.
Metrics and outcomes
What is proven so far
Honest status, proof readiness, and results. Qualitative markers are used where exact production metrics are not available yet.
Status
Architecture Ready
Current maturity of the project record.
Proof
Diagram planned
Reserved for the routing path from pre-trade risk checks through venue dispatch and settlement receipt generation.
Architecture
3 notes
Documented architecture decisions and boundaries.
Outcomes
01
Frames blockchain work as serious execution architecture rather than surface-level product branding.
02
Shows strong overlap between systems rigor and on-chain settlement design.
Future Work
01
Add venue health scoring and degraded-mode routing behavior for partial market outages.
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