Chain of custody receipt

Source #6373

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.

TitleOfficial ISC records and Parliament UK
Original URLhttps://www.julianlewis.net/intelligence-and-security-committee-press-notices/press-notice-covering-work-committee
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2020-07-15
EntitySir Julian Lewis
Captured2026-04-13T03:09:10.355Z UTC
Hash computed at2026-04-13T03:09:10.355Z UTC
SHA-25627ed91325c370c86d2bbe68c60dc8610f2ad9a3ff7e8aeaf5049fadc763e3ba3
Content length122 bytes
Content preview (first 800 chars) 
Sir Julian Lewis served as Chairman of the Intelligence and Security Committee of Parliament from July 2020 until May 2024

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/6373/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/6373/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/6373/receipt.json