{
  "tool_id": "art-346-compute-experience-mod",
  "kernel_id": "art-346-compute-experience-mod",
  "display_name": "NCCI Experience Modification Calculator",
  "tool_version": "1.0.0",
  "mandate_type": "compliance_mandate",
  "purpose": "Workers'-compensation experience rating modification (NCCI Experience Rating Plan Manual published national formula): per-claim primary/excess loss split at the state split point, then Mod = (Ap + W×Ae + (1-W)×Ee + B) / (Ep + B). Split point, expected losses, expected primary losses, weighting value, and ballast value are licensed NCCI/state rating-bureau table values supplied by the caller from their own experience rating worksheet -- this node never vendors or reproduces those tables, only the published split-and-mod formula.",
  "control_description": "Workers'-compensation experience rating modification (NCCI Experience Rating Plan Manual published national formula): per-claim primary/excess loss split at the state split point, then Mod = (Ap + W×Ae + (1-W)×Ee + B) / (Ep + B). Split point, expected losses, expected primary losses, weighting value, and ballast value are licensed NCCI/state rating-bureau table values supplied by the caller from their own experience rating worksheet -- this node never vendors or reproduces those tables, only the published split-and-mod formula.",
  "declared_inputs": [],
  "declared_outputs": [],
  "kernel_digest": "sha256:23a53d6a4168ee19c365556e8672f02cf9d36e2f6445a4d2fc8db1c511d953f5",
  "trust_label": "independently verified -- zkVM execution proof (risc0/groth16-bn254)",
  "data_vintage": "2026-07-17",
  "last_validated": "2026-07-17",
  "conformance_fixtures_vendored": true,
  "compute_proof_ready": "ready",
  "wave": 60,
  "source_url": "https://ainumbers.co/chaingraph/art-346-compute-experience-mod.html",
  "generated_at": "2026-07-25T20:02:55.601Z"
}