Chain of custody receipt

Source #6354

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.

TitleUK Parliament written evidence document MOU0004
Original URLhttp://data.parliament.uk/writtenevidence/committeeevidence.svc/evidencedocument/health-and-social-care-committee/memorandum-of-understanding-on-datasharing-between-nhs-digital-and-the-home-office/written/76672.html
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2018-01-01
EntityNHS Digital
Captured2026-04-13T03:07:43.185Z UTC
Hash computed at2026-04-13T03:07:43.185Z UTC
SHA-256aab93c804632df663c76e01dd3c48b409940aff8471f525b34be023728cffa89
Content length132 bytes
Content preview (first 800 chars) 
UK NHS Digital and Home Office renewed their Memorandum of Understanding for immigration enforcement data sharing on January 1, 2018

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/6354/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/6354/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/6354/receipt.json