Chain of custody receipt

Source #2527

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.

TitleThe Intercept, Washington Post, Wikipedia
Original URLhttps://fed-spend.com/blog/anduril-federal-contracts-deep-dive
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2020-07-01
EntityAnduril Industries
Captured2026-04-08T17:15:16.889Z UTC
Hash computed at2026-04-08T17:15:16.889Z UTC
SHA-256b04bd434f879f5ee0a57d17ef78ac09fed68395550f004dfa2ed8eeec93830eb
Content length118 bytes
Content preview (first 800 chars) 
Anduril received a $250 million DHS contract in July 2020 for autonomous surveillance towers along the southern border

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/2527/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/2527/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/2527/receipt.json