# Chestnyi Znak MCP Server (npm · @woyax/mcp-chestnyi-znak)

MCP server for Chestnyi Znak — Russian product marking system. 10 tools: codes, documents, stocks.

- Trust score: 65/100 (medium)
- Change this week: +19
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `@woyax/mcp-chestnyi-znak`: 65/100 (this document), [markdown](https://verifymcp.io/servers/woyaxnini-chestnyi-znak/woyax-mcp-chestnyi-znak.md), [page](https://verifymcp.io/servers/woyaxnini-chestnyi-znak/woyax-mcp-chestnyi-znak)

## Channel facts

- Registry: `npm`
- Package: `@woyax/mcp-chestnyi-znak`
- Version: `0.1.1`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-08-03.

- **Supply Chain Security**: 87/100
  - No malware found by supply-chain analysis.
  - Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree.
  - No install/post-install scripts declared.
  - Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree.
- **Provenance & Transparency**: 32/100
  - Source repository is publicly reachable at the declared URL.
  - Provenance check failed: no build-provenance attestation is published.
  - License check failed: the license (SEE LICENSE IN LICENSE) isn't a recognized OSI-approved license.
  - Actively maintained (last published 107 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 71/100
  - AI-judged instruction clarity (good).
  - Tool/resource definitions use about 676 tokens (~67/item across 10 items; 10 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 23/100
  - Stability observed for 7 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add woyaxnini-chestnyi-znak -- npx -y @woyax/mcp-chestnyi-znak
```

### Codex

```bash
codex mcp add woyaxnini-chestnyi-znak -- npx -y @woyax/mcp-chestnyi-znak
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "woyaxnini-chestnyi-znak": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "@woyax/mcp-chestnyi-znak"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add woyaxnini-chestnyi-znak --command npx --arg -y --arg @woyax/mcp-chestnyi-znak
```

### Hermes

```yaml
mcp_servers:
  woyaxnini-chestnyi-znak:
    command: "npx"
    args: ["-y", "@woyax/mcp-chestnyi-znak"]
```

### Other

```json
{
  "mcpServers": {
    "woyaxnini-chestnyi-znak": {
      "command": "npx",
      "args": [
        "-y",
        "@woyax/mcp-chestnyi-znak"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-08-02 (score 65, +60)

- [security regression] Provenance: unverified → fail
- [security improvement] Install scripts: unverified → pass
- [security improvement] Known CVEs: unverified → partial
- [security improvement] Malware scan: unverified → pass
- [functional regression] License: unverified → fail
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] Stability: unverified → 0.20
- [functional improvement] Maintenance: unverified → pass
- [functional improvement] MCP protocol: unverified → pass
- [functional improvement] Schema quality: unverified → good
- [functional improvement] Tool coverage: unverified → 100
- [functional] Licence: SEE LICENSE IN LICENSE

### 2026-08-01 (score 5, −16)

- [functional regression] Tool coverage: 100 → unverified
- [functional] First check of Schema quality: unverified

### 2026-07-31 (score 21, −7)

- [functional] We updated how we score, so this day's move reflects our rubric, not a change to the server

### 2026-07-30 (score 28, −18)

- [security regression] Malware scan: pass → unverified

### 2026-07-27 (score 46)

First indexed and scored.

## MCP tools (10)

### `chz_doc_list` (~88 tokens)

List Documents

Get list of documents in Chestnyi Znak for a given product group. Returns document IDs, types, statuses, dates. Endpoint: GET /api/v4/true-api/doc/list

Input parameters:

- `limit` (integer): Number of records to return (1–1000)
- `pg` (string, required): Product group code, e.g. "books", "milk", "shoes"

### `chz_doc_info` (~56 tokens)

Get Document Info

Get detailed information about a specific document by its ID. Endpoint: GET /api/v4/true-api/doc/{id}/info

Input parameters:

- `id` (string, required): Document ID
- `pg` (string, required): Product group code

### `chz_doc_cis_list` (~63 tokens)

Get Marking Codes in Document

Get list of marking codes (CIS) included in a document. Endpoint: GET /api/v4/true-api/doc/{id}/cises

Input parameters:

- `docId` (string, required): Document ID
- `pg` (string, required): Product group code

### `chz_cis_search` (~72 tokens)

Search Marking Codes

Search for marking codes (CIS) by various criteria. Pass a JSON body with filter fields supported by the API. Endpoint: POST /api/v4/true-api/cises/search

Input parameters:

- `body` (object, required): Search filter body as JSON object
- `pg` (string, required): Product group code

### `chz_cis_info` (~75 tokens)

Get Public CIS Info

Get public information about marking codes by list of CIS values. Returns status, owner, product details for each code. Endpoint: POST /api/v3/true-api/cises/info

Input parameters:

- `cises` (array, required): Array of CIS (marking code) strings
- `pg` (string, required): Product group code

### `chz_product_info` (~80 tokens)

Get Product Info by GTIN

Get product card information by GTIN code. Pass a JSON body with gtin or other product identifiers. Endpoint: POST /api/v4/true-api/product/info

Input parameters:

- `body` (object, required): Request body with product identifier (e.g. {"gtin": "04607086460836"})
- `pg` (string, required): Product group code

### `chz_balance_all` (~42 tokens)

Get Balance for All Product Groups

Get marking code balance across all product groups for the current participant. Endpoint: GET /api/v3/true-api/elk/product-groups/balance/all

### `chz_warehouse_balance` (~72 tokens)

Get Virtual Warehouse Balance

Get virtual warehouse balance (marking codes on hand) for a product group. Pass a JSON body with filter criteria. Endpoint: POST /api/v3/true-api/warehouse/balance

Input parameters:

- `body` (object, required): Filter body as JSON object
- `pg` (string, required): Product group code

### `chz_participant_check` (~75 tokens)

Check Participant by INN

Check if a company is a registered participant in Chestnyi Znak by their INN (tax ID). Returns registration status and details for each INN. Endpoint: GET /api/v3/true-api/participants?inns={inns}

Input parameters:

- `inns` (array, required): Array of INN values to check

### `chz_receipt_list` (~53 tokens)

Get Receipts (Withdrawals)

Get list of withdrawal receipts (sales/disposals of marking codes) for a product group. Endpoint: GET /api/v4/true-api/receipt/list

Input parameters:

- `pg` (string, required): Product group code

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/woyaxnini-chestnyi-znak/woyax-mcp-chestnyi-znak#diagnostics

## Score history

- 2026-08-03: 65
- 2026-08-02: 65
- 2026-08-01: 5
- 2026-07-31: 21
- 2026-07-30: 28
- 2026-07-28: 46
- 2026-07-27: 46

## Links

- npm package: https://www.npmjs.com/package/@woyax/mcp-chestnyi-znak
- Socket report: https://socket.dev/npm/package/@woyax/mcp-chestnyi-znak
- Repository: https://github.com/woyaxnini/mcp-chestnyi-znak
- Changelog RSS feed: https://verifymcp.io/servers/woyaxnini-chestnyi-znak/woyax-mcp-chestnyi-znak/changelog.xml
- Changelog JSON feed: https://verifymcp.io/servers/woyaxnini-chestnyi-znak/woyax-mcp-chestnyi-znak/changelog.json
- HTML version of this page: https://verifymcp.io/servers/woyaxnini-chestnyi-znak/woyax-mcp-chestnyi-znak