Chain of custody receipt

Source #80844

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: AREA-I, LLC — Department of Defense contract H9223824F0001 ($6.35M)
Original URLhttps://www.usaspending.gov/award/CONT_AWD_H9223824F0001_9700_H9223822D0002_9700/
PublicationUSASpending.gov
Source typecontract
Date2023-10-06
EntityArea-I
Captured2026-10-03T13:47:44.229Z UTC
Hash computed at2026-10-03T13:47:44.229Z UTC
SHA-256162d0a74f84c3c4f87051b6b0d3ce69403bc9c9f3bf62a59753facda778df1a9
Content length480 bytes
Content preview (first 800 chars) 
{
  "internal_id": 306300303,
  "Award ID": "H9223824F0001",
  "Recipient Name": "AREA-I, LLC",
  "Award Amount": 6354345.82,
  "Description": "ENGINEERING SERVICES",
  "Awarding Agency": "Department of Defense",
  "Awarding Sub Agency": "U.S. Special Operations Command",
  "Start Date": "2023-10-06",
  "End Date": "2026-06-09",
  "awarding_agency_id": 1173,
  "agency_slug": "department-of-defense",
  "generated_internal_id": "CONT_AWD_H9223824F0001_9700_H9223822D0002_9700"
}

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/80844/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80844/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80844/receipt.json