OpenChainGraph Suite · CONTRACT A3 · arch #5

Blockchain / Stablecoin Quantum-Risk

CBOM inventory (499) -> blockchain/stablecoin signature-exposure classification (exposed-pubkey %, reuse, migration maturity) (ART-89) -> Merkle integrity (cry-04). Ties PQC to the suite's stablecoin/tokenization clusters.

OpenChainGraph · 3 Steps cryptographic mandate Hash-Anchored §4 chain_depth:3 Client-Side · Zero PII
Chain Topology — Crypto Asset Inventory Classifier → Blockchain / Stablecoin Quantum-Risk Classifier → Merkle Batch Verifier
§4 Execution Hash · Chain Definition Anchor
execution_hash:computing…
Chain Stages · 3 Steps
1 ROOT · D0 catalog
Crypto Asset Inventory Classifier 499-crypto-asset-inventory-classifier
on-chain key/algorithm inventory (H1) feeds the risk classifier
2 D2 node
Blockchain / Stablecoin Quantum-Risk Classifier art-89-blockchain-quantum-risk-classifier
risk tier (H2) feeds the verifier
MCP Call · classify_blockchain_quantum_risk
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "classify_blockchain_quantum_risk",
    "arguments": {}
  },
  "id": 1
}
3 TERMINAL · D3 node
Merkle Batch Verifier cry-04-merkle-batch-verifier
Exports composite blockchain quantum-risk artifact with Merkle-root execution_hash (H3) -- final stage
MCP Call · verify_merkle_batch
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "verify_merkle_batch",
    "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.