---
title: "Align a disclosure topic across two to six companies using reusable filing-grounded lineage"
method: POST
path: "/v1/research/disclosure-matrix"
---

# Align a disclosure topic across two to six companies using reusable filing-grounded lineage

`POST /v1/research/disclosure-matrix`

## Request

- Base URL: `https://filedproof.davisvillelabs.com`
- URL: `https://filedproof.davisvillelabs.com/v1/research/disclosure-matrix`
- Auth: none declared

POST-only cross-company evidence operation. Returns disclosure-matrix.v1 with current SEC evidence, latest same-form transition evidence, per-company lineage state, and aggregate reuse metrics. It does not rank companies or infer materiality.

## Request body

- object
  - `identifiers` string[], required
  - `topic` string, required
  - `forms` string[]
  - `filings` integer
  - `history` boolean
  - `item` string
  - `section` string
  - `fingerprintLimit` integer
  - `comparisonLimit` integer
  - `limit` integer
  - `currentEvidenceLimit` integer
  - `transitionEvidenceLimit` integer
  - `maxArchiveFiles` integer

## Response `200`

disclosure-matrix.v1

## Other responses

- `400`: Invalid or out-of-bounds matrix request
- `422`: Fewer than two company lineages were available

---

[API](https://skmtc.dev/davisvillelabs/apis/filedproof-agent-research-api.md) · [All operations](https://skmtc.dev/davisvillelabs/apis/filedproof-agent-research-api/llms.txt) · [OpenAPI document](https://skmtc.dev/davisvillelabs/apis/filedproof-agent-research-api/revisions/16aba105f233?raw)