Chain of custody receipt

Source #80858

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 FA881919C1006 ($6.51M)
Original URLhttps://www.usaspending.gov/award/CONT_AWD_FA881919C1006_9700_-NONE-_-NONE-/
PublicationUSASpending.gov
Source typecontract
Date2019-06-26
EntityExoAnalytic Solutions
Captured2026-10-03T13:47:46.273Z UTC
Hash computed at2026-10-03T13:47:46.273Z UTC
SHA-256d76ed3694f166bc58d206c56f6afdfe1bf6f65ae59fd249b65ed5c6095ebca43
Content length552 bytes
Content preview (first 800 chars) 
{
  "internal_id": 298616327,
  "Award ID": "FA881919C1006",
  "Recipient Name": "EXOANALYTIC SOLUTIONS INC",
  "Award Amount": 6510000,
  "Description": "EXOANALYTIC SPACE OPERATIONS CENTER COMPLETE LICENSES AND SPACE SITUATIONAL AWARENESS DATA",
  "Awarding Agency": "Department of Defense",
  "Awarding Sub Agency": "Department of the Air Force",
  "Start Date": "2019-06-26",
  "End Date": "2022-02-08",
  "awarding_agency_id": 1173,
  "agency_slug": "department-of-defense",
  "generated_internal_id": "CONT_AWD_FA881919C1006_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/80858/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80858/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80858/receipt.json