Chain of custody receipt

Source #1850

Cryptographic attestation that the document below was captured in Goblin House's archive at the timestamp shown, with the hash listed. If the original URL goes dark or its content changes, this receipt remains as evidence of what the public record looked like at capture time.

TitleAI Analysis: NHS England — cross-reference insights
Original URL(none — typed-API result with no web URL)
PublicationAI Research Pass
Source typegovernment_disclosure
Date2026
EntityNHS England
Captured2026-04-07T04:32:24.492Z UTC
Hash computed at2026-04-07T04:32:24.492Z UTC
SHA-256c715535ad97d740dfeebede54b2dffe112adc4ccdc52b7358c333758ef368df0
Content length1,223 bytes
Content preview (first 800 chars)
```json
{
  "facts": [
    {
      "text": "NHS England does not appear in US federal contracting databases (USASpending), suggesting no direct contractual relationships with US government agencies",
      "date": null,
      "confidence": "inferential"
    },
    {
      "text": "No lobbying disclosure records found in US databases, indicating NHS England does not engage in registered lobbying activities in the United States",
      "date": null,
      "confidence": "inferential"
    },
    {
      "text": "Absence of results across all searched databases (US contracts, lobbying, courts, parliamentary records) suggests either the entity operates primarily through different channels, or search parameters may need refinement to capture subsidiary organizations or alternative naming…

Verifying this receipt

The hash above was computed as:

sha256( coalesce(url, '<no-url>') || '\n' || raw_content )

Anyone with a copy of the original document can verify the match:

  1. Take the URL field and the original document content.
  2. Concatenate url + '\n' + content and SHA-256 it.
  3. Compare to the SHA-256 row above.

Or POST the candidate content to /source/1850/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/1850/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/1850/receipt.json