Chain of custody receipt

Source #2630

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.

TitleGuardian report and TechCrunch citing contract documents
Original URLhttps://www.gov.uk/guidance/search-the-companies-house-register
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2014-05-31
EntityGlobal Science Research (GSR)
Captured2026-04-08T17:29:39.403Z UTC
Hash computed at2026-04-08T17:29:39.403Z UTC
SHA-25640ac7178fe6bfdd31caa1172e304f21ba3cad0ebe39860fa6b5e414ad895559c
Content length144 bytes
Content preview (first 800 chars) 
Global Science Research (GSR) was established by Aleksandr Kogan at the end of May 2014 and signed a contract with SCL Elections on June 4, 2014

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/2630/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/2630/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/2630/receipt.json