Chain of custody receipt

Source #80862

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: EXOANALYTIC SOLUTIONS INC — Department of Defense contract HQ086026CE011 ($2.00M)
Original URLhttps://www.usaspending.gov/award/CONT_AWD_HQ086026CE011_9700_-NONE-_-NONE-/
PublicationUSASpending.gov
Source typecontract
Date2026-02-27
EntityExoAnalytic Solutions
Captured2026-10-03T13:47:46.364Z UTC
Hash computed at2026-10-03T13:47:46.364Z UTC
SHA-256400973edda2f1779c278fd89f34ab102d67a8bbb5e356e62b5e274825b07b463
Content length492 bytes
Content preview (first 800 chars) 
{
  "internal_id": 358811249,
  "Award ID": "HQ086026CE011",
  "Recipient Name": "EXOANALYTIC SOLUTIONS INC",
  "Award Amount": 1999923,
  "Description": "SBIR PHASE II: INTERCEPTAI PHASE II",
  "Awarding Agency": "Department of Defense",
  "Awarding Sub Agency": "Missile Defense Agency",
  "Start Date": "2026-02-27",
  "End Date": "2028-02-26",
  "awarding_agency_id": 1173,
  "agency_slug": "department-of-defense",
  "generated_internal_id": "CONT_AWD_HQ086026CE011_9700_-NONE-_-NONE-"
}

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/80862/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80862/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80862/receipt.json