Chain of custody receipt

Source #6437

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.

TitleMultiple parliamentary committee sources and contract notices
Original URLhttps://www.theregister.com/2023/02/06/nhs_palantir_data_platform/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2023-11
EntityNHS England
Captured2026-04-13T04:14:06.850Z UTC
Hash computed at2026-04-13T04:14:06.850Z UTC
SHA-2560e36ecda90065388472c7204193f88acf6ae3e7deb26ef8f1da4165be9e07928
Content length151 bytes
Content preview (first 800 chars) 
NHS England awarded Palantir a £330 million contract for the Federated Data Platform in November 2023, despite earlier promises of public consultation

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/6437/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/6437/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/6437/receipt.json