Chain of custody receipt

Source #6375

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 China Report
Original URLhttps://www.politics.co.uk/reference/julian-lewis/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2023-07-13
EntitySir Julian Lewis
Captured2026-04-13T03:09:10.370Z UTC
Hash computed at2026-04-13T03:09:10.370Z UTC
SHA-2564a12ad3c5b7ff0b4463b7472318ec92ea95d90402b14b5756b1ff4330c2d57bd
Content length203 bytes
Content preview (first 800 chars) 
Under Lewis's chairmanship, the ISC published a major China report in July 2023 warning that China poses an 'existential threat to liberal democratic systems' through targeting of industry and technology

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/6375/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/6375/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/6375/receipt.json