Chain of custody receipt

Source #6329

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.

TitleTracxn investor profile
Original URLhttps://www.file990.org
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2026-01-01
EntityIn-Q-Tel
Captured2026-04-13T03:05:17.714Z UTC
Hash computed at2026-04-13T03:05:17.714Z UTC
SHA-2562c3c0f956d5f31baacab4c70457c3fc580e05b91b2a03f9f95ef6fd0443dc54e
Content length89 bytes
Content preview (first 800 chars) 
In-Q-Tel has 479 portfolio companies including 25 unicorns, 21 IPOs, and 157 acquisitions

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/6329/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/6329/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/6329/receipt.json