Chain of custody receipt

Source #10186

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.

TitleParliamentary Committee of Public Accounts report and NAO audit
Original URLhttps://committees.parliament.uk/publications/44052/documents/218321/default/
PublicationDirected Inquiry — Web Search
Source typediscovery_scope_note
Date2019-04-01
EntityNHS England
Captured2026-04-14T01:06:50.495Z UTC
Hash computed at2026-04-14T01:06:50.495Z UTC
SHA-256c3b4915ad9a74ff857594ea0527d3aa8ba718ac7a82978f2d4d2813a338d5bb0
Content length128 bytes
Content preview (first 800 chars) 
NHS Supply Chain became fully operational in April 2019 under the ownership of the Secretary of State for Health and Social Care

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/10186/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/10186/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/10186/receipt.json