Chain of custody receipt

Source #2476

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 investigation published December 2015
Original URLhttps://www.dallasobserver.com/news/5-things-about-ted-cruz-and-cambridge-analytica-10488176/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2015-12-01
EntityCambridge Analytica
Captured2026-04-08T01:37:59.484Z UTC
Hash computed at2026-04-08T01:37:59.484Z UTC
SHA-256d1e07775c27bbabbcb5d90570f48055d0838fb5a36a256acdbe07800cb3f665d
Content length131 bytes
Content preview (first 800 chars) 
Cambridge Analytica was working for Ted Cruz using data harvested from millions of people's Facebook accounts without their consent

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/2476/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/2476/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/2476/receipt.json