Chain of custody receipt

Source #10200

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.

TitleOfficial Elbit Systems press release
Original URLhttps://www.military.com/feature/2026/01/03/united-states-awards-boeing-858-billion-contract-israels-f-15ia-jets-heres-who-pays-and-how.html
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2020-03-09
EntityElbit Systems of America (ESA)
Captured2026-04-14T01:07:50.829Z UTC
Hash computed at2026-04-14T01:07:50.829Z UTC
SHA-256d23cd908c7efec1c95189831fb08a15637ba1a4b921c3fcb1e515986aa99a50d
Content length131 bytes
Content preview (first 800 chars) 
Elbit Systems of America was awarded a US Air Force contract ceiling of $471 million over 10 years for F-16 missile warning systems

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/10200/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/10200/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/10200/receipt.json