# Jurk Shenzhen Electronic Component Sourcing

> Shenzhen sourcing for hard-to-find, obsolete and EOL electronic components.

- name: uk.co.jurk/component-sourcing
- version: 1.0.1
- connection class: R0 (autonomous)
- trust: 83/100 flags: no-repository
- quality: 90/100 (strong)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/uk.co.jurk%2Fcomponent-sourcing
- tools: https://api.protogrid.dev/v1/servers/uk.co.jurk%2Fcomponent-sourcing/tools

**An agent can connect right now, no human step.** Remote endpoint, no authentication, reachable on the last probe.

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "component-sourcing": {
      "type": "http",
      "url": "https://jurk.co.uk/mcp"
    }
  }
}
```


## Trust

- hygiene: 80
- liveness: 100
- freshness: 100
- provenance: 55
- drivers: +dns-namespace +website +reachable +uptime-100% +updated-13d-ago -no-repository
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 90/100 (strong)

### protocol: 88 (weight 25)

- pass `protocol.modern`: supports 2026-07-28 (server/discover)
- pass `protocol.stateless`: answers without a session
- pass `protocol.transport`: streamable HTTP
- warn `protocol.list_ttl`: tools/list declares ttlMs 0, so clients re-fetch it on every use

### authorization: n/a (weight 15)

- n/a `auth.prm`, `auth.as_metadata`, `auth.cimd`: no remote uses OAuth
- n/a `auth.secret_in_url`: no templated URL

### tool hygiene: 100 (weight 30)

- pass `tools.descriptions`: every tool has a description
- pass `tools.description_length`: descriptions are concise
- pass `tools.schemas`: every tool has an object input schema
- pass `tools.annotations`: 21 of 21 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 3,696 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump

### stability: 75 (weight 15)

- warn `stability.changes`: 21 tool changes in 30 days
- pass `stability.rug_pull`: no tool changed its meaning under the same name

### dependencies: n/a (weight 15)

- n/a `deps.known_vulns`, `deps.mcp_sdk_version`, `deps.resolvable`: no npm or PyPI package

- tools: 21, about 3,696 tokens to load them all
- tool set hash: 6fc09cfb9b8e5e9095abd987269ce59f
- tools last changed: 2026-10-04T12:22:43.227Z
- badge: [![protogrid quality](https://protogrid.dev/badge/uk.co.jurk/component-sourcing.svg)](https://protogrid.dev/servers/uk.co.jurk/component-sourcing)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

- 2026-10-04 `request_chestny_znak_labeling` added
  - Request organization of applying customer-provided Chestny ZNAK marking codes/labels to goods in China before shipment, with optional photo evidence. The customer remains responsible for supplying valid codes and required data; this service does not issue, legalize or validate marking codes.
- 2026-10-04 `request_white_import_support` added
  - Request support organizing documented legal export from China and compliant import, primarily for Russia/Belarus. Work may involve logistics, document preparation and coordination with appropriate customs/logistics specialists. This tool does not provide customs clearance or guarantee admissibility, classification, duties or regulatory approval.
- 2026-10-04 `shenzhen_errand` added
  - Request a custom physical task in Shenzhen: visit a location, ask questions, collect information, photograph something, collect or deliver a small item, obtain a catalogue, or another lawful local errand. Human review is required before acceptance.
- 2026-10-04 `verify_seller_claim` added
  - Request physical evidence concerning a specific seller claim in Shenzhen, such as an office, warehouse, goods, packaging or claimed ready stock. The result documents observations and is not certification or a guarantee.
- 2026-10-04 `collect_or_deliver_sample` added
  - Request local collection or delivery of a sample in Shenzhen. Include pickup/delivery parties and instructions. No purchase or shipment is automatically authorized by calling this tool.
- 2026-10-04 `meet_supplier` added
  - Request an in-person Shenzhen meeting with a supplier or seller on the customer's behalf. Include the questions, contact person and meeting details. Submission requests human review; it does not automatically schedule a meeting.
- 2026-10-04 `request_market_price_check` added
  - Request collection of current offline seller quotations in Shenzhen. Quotes are observations from sellers, not guaranteed prices or availability.
- 2026-10-04 `verify_stock_on_site` added
  - Request an on-site human check of stock claimed to exist in Shenzhen. Evidence may include current photos/video, boxes, labels, quantities shown, date/lot markings or packaging. This does not certify authenticity, ownership or actual total inventory.
- 2026-10-04 `find_from_photo` added
  - Request human help in Shenzhen to identify or physically find an item from a photo, visual reference or description. Put the accessible image URL/reference and identifying details in subject/task.
- 2026-10-04 `request_huaqiangbei_search` added
  - Request a real person in Shenzhen to physically search Huaqiangbei for a component, product or other item. Use when an offline market search is useful. This creates a human task; it does not claim stock or price.

Full history: https://api.protogrid.dev/v1/servers/uk.co.jurk%2Fcomponent-sourcing/changes

## Remotes

- https://jurk.co.uk/mcp (streamable-http, auth none, reachable true, uptime30d 1)

## Packages

_none_

## Tools (21)

- `collect_or_deliver_sample`: Request local collection or delivery of a sample in Shenzhen. Include
    pickup/delivery parties and instructions. No purchase or shipment is
    automatically authorized by calling this tool.
    
- `find_from_photo`: Request human help in Shenzhen to identify or physically find an item
    from a photo, visual reference or description. Put the accessible image
    URL/reference and identifying details in subject/task.
    
- `get_contact`: Return the public Jurk sourcing contact and available request channels. Read-only.
- `get_recent_cases`: Return public recent sourcing cases when verified case data is available. The tool never invents customer cases. Read-only.
- `get_service_area`: Return the physical service area and remote-request availability for Jurk sourcing and supplier verification. Read-only.
- `get_shenzhen_execution_capabilities`: Return Vladimir's Shenzhen physical human-execution capabilities. Use this to discover tasks that require a person on the ground. Read-only.
- `get_shenzhen_execution_contact`: Return the public service identity for Vladimir's Shenzhen Human Execution and supplier-verification branch. Read-only.
- `get_sourcing_capabilities`: Describe Jurk's human electronic component sourcing capabilities in Shenzhen, including BOM, hard-to-find, obsolete, EOL and spot-market sourcing. Read-only.
- `get_supplier_check_capabilities`: Describe independent China supplier checking and optional physical on-site verification capabilities in Shenzhen. Read-only.
- `meet_supplier`: Request an in-person Shenzhen meeting with a supplier or seller on the
    customer's behalf. Include the questions, contact person and meeting details.
    Submission requests human review; it does not automatically schedule a meeting.
    
- `request_chestny_znak_labeling`: Request organization of applying customer-provided Chestny ZNAK marking
    codes/labels to goods in China before shipment, with optional photo evidence.
    The customer remains responsible for supplying valid codes and required data;
    this service does not issue, legalize or validate marking codes.
    
- `request_huaqiangbei_search`: Request a real person in Shenzhen to physically search Huaqiangbei for
    a component, product or other item. Use when an offline market search is
    useful. This creates a human task; it does not claim stock or price.
    
- `request_market_price_check`: Request collection of current offline seller quotations in Shenzhen.
    Quotes are observations from sellers, not guaranteed prices or availability.
    
- `request_on_site_check`: Request a human physical visit to a supplier, seller, office, shop, market counter, warehouse or address in Shenzhen. This creates a request for review; it does not automatically schedule or guarantee that a visit will occur.
- `request_white_import_support`: Request support organizing documented legal export from China and
    compliant import, primarily for Russia/Belarus. Work may involve logistics,
    document preparation and coordination with appropriate customs/logistics
    specialists. This tool does not provide customs clearance or guarantee
    admissibility, classification, duties or regulatory approval.
    
- `shenzhen_errand`: Request a custom physical task in Shenzhen: visit a location, ask
    questions, collect information, photograph something, collect or deliver
    a small item, obtain a catalogue, or another lawful local errand.
    Human review is required before acceptance.
    
- `submit_bom`: Submit a multi-line electronic component BOM for human sourcing in Shenzhen. This creates one sourcing request for the complete BOM. It does not purchase parts, guarantee availability, or confirm pricing.
- `submit_component_rfq`: Submit an electronic component RFQ for human sourcing in Shenzhen, China. Use for hard-to-find, obsolete, EOL, spot-market, BOM, or other components requiring China sourcing. Maria Jurk reviews the request. This tool does not claim real-time inventory or fabricate pricing or availability.
- `submit_supplier_check`: Submit a China supplier or seller for human verification. Can request remote checking or indicate that an on-site Shenzhen visit may be needed. Submission does not certify or guarantee the supplier.
- `verify_seller_claim`: Request physical evidence concerning a specific seller claim in Shenzhen,
    such as an office, warehouse, goods, packaging or claimed ready stock.
    The result documents observations and is not certification or a guarantee.
    
- `verify_stock_on_site`: Request an on-site human check of stock claimed to exist in Shenzhen.
    Evidence may include current photos/video, boxes, labels, quantities shown,
    date/lot markings or packaging. This does not certify authenticity,
    ownership or actual total inventory.