OpenChainGraph Suite · CONTRACT A3 · arch #5

Large Exposures Limit Check (Basel III / Regulation YY)

Single-node check aggregating each counterparty group's exposure against the Basel III / Regulation YY 25% (general) or 15% (GSIB-to-GSIB) single-counterparty limit, emitting a breach-list artifact.

OpenChainGraph · 1 Step compliance mandate Hash-Anchored §4 chain_depth:1 Client-Side · Zero PII

Chain Topology: Large Exposures Limit Check

§4 Execution Hash · Chain Definition Anchor

execution_hash:computing…

Chain Stages · 1 Step

1 ROOT · TERMINAL node

Large Exposures Limit Check art-425-large-exposures-limit-check

breach-list artifact feeds Basel III / Regulation YY large-exposures reporting and routes any breaching group to the §27 review gate; standalone recurring check per reporting date

MCP Call · compute_large_exposures_limit

{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "compute_large_exposures_limit",
    "arguments": {}
  },
  "id": 1
}

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.