On-Chain Repo & Collateral Manager

Business risk review

Values tokenized JGB collateral with a haircut, escrows the repo on Progmat and watches for a margin call.

onchain-repo Digital assets Wei Chen · Champion Digital Assets desk

Stage 1 Draft

Stage 2 Tech standards

Stage 3 Business risk

Stage 4 Approved

Stage 5 Production

The current version as a directed acyclic graph — data flows left to right, edges show the order nodes run in.

6 nodes 5 edges

Data source Tokenized JGB jgb

Pricing Haircut / Valuation hair

Tokenize Tokenize Collateral tok

Settle on-chain On-Chain Escrow esc

Risk monitor Margin Call Monitor mon

Output Repo Confirmation out

Node types in this graph

Sources

Bring data in

Data source MCP call NLP extract

Transforms

Price, compute, reshape

Transform Pricing Risk calc Stress test Tokenize

Logic

Validate and branch

Validation Decision

Controls

Halt for a human or a breach

Human in loop Risk monitor

Outputs

Emit, settle, notify

Settle on-chain API response Notification Output

Every version this app has carried, newest first. A new version is a fresh DRAFT until it clears governance.

Version	Status	Nodes	Author	Created	Submitted	Approved
v1 current	Business risk review	6	Wei Chen	02 Jun 2026	22 May 2026	—