OpenChainGraph Suite · CONTRACT A3 · arch #5

Arc Fit Diagnostic

D0 entry chain. 12-question diagnostic scoring CPN, StableFX, DvP, and agentic commerce fit for Circle Arc L1.

OpenChainGraph · 1 Step agent guardrail mandate Hash-Anchored §4 chain_depth:1 Client-Side · Zero PII
Chain Topology — Arc Fit Diagnostic
§4 Execution Hash · Chain Definition Anchor
execution_hash:computing…
Chain Stages · 1 Step
1 ROOT · TERMINAL · D0 node
Arc Fit Diagnostic art-42-arc-fit-diagnostic
arc_score, dimension scores, and cctp_routing_flag route to appropriate Arc chain
MCP Call · run_arc_fit_diagnostic
{
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "name": "run_arc_fit_diagnostic",
    "arguments": {}
  },
  "id": 1
}
https://mcp.ainumbers.co/mcp
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.