Chain of custody receipt

Source #10224

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.

TitleOpenSecrets lobbying disclosure analysis
Original URLhttps://news.clearancejobs.com/2023/10/07/darpa-awards-1-25-billion-contract-to-six-defense-contractors-for-technical-and-analytical-support-services/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2022-06-30
EntityBooz Allen Hamilton
Captured2026-04-14T01:09:45.998Z UTC
Hash computed at2026-04-14T01:09:45.998Z UTC
SHA-2569bb03978be4fcdf6429d75d97713d78dafe50bf25613dc9c0957327e1487bfb1
Content length132 bytes
Content preview (first 800 chars) 
Booz Allen Hamilton lobbied Congress and the White House on antitrust policy in Q2 2022 around its proposed acquisition of EverWatch

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/10224/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/10224/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/10224/receipt.json