{
  "tool_id": "art-427-discount-window-capacity",
  "kernel_id": "art-427-discount-window-capacity",
  "display_name": "Discount Window Borrowing-Capacity Calculator",
  "tool_version": "1.0.0",
  "mandate_type": "compliance_mandate",
  "purpose": "Federal Reserve Discount Window borrowing-capacity calculator: lendable value = sum of pledged collateral positions x published Fed collateral margins (margin table effective date is caller-supplied policy input, not hardcoded) compared against a runnable-liability / uninsured-deposit coverage target. Timely given the pending Discount Window Preparedness Act and the Treasury LCR-recognition push for pre-positioned collateral; no existing vendor tool covers this calculation.",
  "control_description": "Federal Reserve Discount Window borrowing-capacity calculator: lendable value = sum of pledged collateral positions x published Fed collateral margins (margin table effective date is caller-supplied policy input, not hardcoded) compared against a runnable-liability / uninsured-deposit coverage target. Timely given the pending Discount Window Preparedness Act and the Treasury LCR-recognition push for pre-positioned collateral; no existing vendor tool covers this calculation.",
  "declared_inputs": [],
  "declared_outputs": [],
  "kernel_digest": "sha256:9229d3650b52b9385576c8f0c878c174906804fb4ccca5ae197016f655fa4aea",
  "trust_label": "independently verified -- zkVM execution proof (risc0/groth16-bn254)",
  "data_vintage": "2026-07-23",
  "last_validated": "2026-07-23",
  "conformance_fixtures_vendored": true,
  "compute_proof_ready": "ready",
  "wave": 63,
  "source_url": "https://ainumbers.co/chaingraph/art-427-discount-window-capacity.html",
  "generated_at": "2026-07-25T20:02:55.601Z"
}