Chain of custody receipt

Source #80785

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.

TitleUSASpending.gov: RAFAEL ADVANCED DEFENSE SYSTEMS LTD. — Department of Defense contract M6785405C6010 ($11.42M)
Original URLhttps://www.usaspending.gov/award/CONT_AWD_M6785405C6010_9700_-NONE-_-NONE-/
PublicationUSASpending.gov
Source typecontract
Date2005-12-21
EntityRafael Advanced Defense Systems
Captured2026-10-03T13:47:18.310Z UTC
Hash computed at2026-10-03T13:47:18.310Z UTC
SHA-25635d271cba54d97b23fc452c2b6a4af29ad3707ccd01975f0027588c52f10ef8d
Content length1,071 bytes
Content preview (first 800 chars) 
{
  "internal_id": 309309143,
  "Award ID": "M6785405C6010",
  "Recipient Name": "RAFAEL ADVANCED DEFENSE SYSTEMS LTD.",
  "Award Amount": 11417844.23,
  "Description": "200602!000307!1700!M67854!COMMANDING GENERAL              !M6785405C6010  !A!N! !N!             !P00003!20051221!20071231!514416973!514416973!514416973!N!RAFAEL - ARMAMENT DEVELOPMENT !HAIFA                     !HAIFA               !IS!     !00000!   !IS!                    !                      !ISRAEL    !+000003713062!N!N!000000000000!2350!COMBAT ASSAULT&TACTICAL VEH, TRACKED            !A4A!COMBAT VEHICLES                     !000 !NOT DISCERNABLE               !339999!E! !3! ! !H! ! !99990909!B! ! !A! !D!U!J!1!001!N!1A!Z!N!Z!B!IS!N!L!N! ! ! ! ! !A!A!000!A!B!N! ! ! ! !1727!M67854!0001! !",
  "Awarding Agency"…

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/80785/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80785/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80785/receipt.json