Chain of custody receipt

Source #80887

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: DIRTGLUE ENTERPRISES LLC — Department of Defense contract SPM4A609W8101 ($232.7K)
Original URLhttps://www.usaspending.gov/award/CONT_AWD_SPM4A609W8101_9700_-NONE-_-NONE-/
PublicationUSASpending.gov
Source typecontract
Date2009-04-29
EntityGlue
Captured2026-10-03T13:48:22.883Z UTC
Hash computed at2026-10-03T13:48:22.883Z UTC
SHA-256d71c26ce34ba86fffb52c961c6cae65daa02c9abb39ae4b5309256f3bd9feaf4
Content length486 bytes
Content preview (first 800 chars) 
{
  "internal_id": 342185742,
  "Award ID": "SPM4A609W8101",
  "Recipient Name": "DIRTGLUE ENTERPRISES LLC",
  "Award Amount": 232715,
  "Description": "4510666381!DUST CONTROL AGENT",
  "Awarding Agency": "Department of Defense",
  "Awarding Sub Agency": "Defense Logistics Agency",
  "Start Date": "2009-04-29",
  "End Date": "2009-05-29",
  "awarding_agency_id": 1173,
  "agency_slug": "department-of-defense",
  "generated_internal_id": "CONT_AWD_SPM4A609W8101_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/80887/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80887/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80887/receipt.json