Chain of custody receipt

Source #3025

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 news reports and financial disclosure forms
Original URLhttps://influenceindustry.org/en/explorer/case-studies/cambridge-analytica/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2016-11-08
EntitySteve Bannon
Captured2026-04-08T19:04:37.661Z UTC
Hash computed at2026-04-08T19:04:37.661Z UTC
SHA-256165a4e3d55e59cd60ad551aca79a98e1e02036b4c3952d64dfca09c486f674af
Content length107 bytes
Content preview (first 800 chars) 
Bannon maintained an ownership stake in Cambridge Analytica worth $1-5 million throughout the 2016 election

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/3025/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/3025/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/3025/receipt.json