Chain of custody receipt

Source #80907

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: KPMG LLP — Department of Defense contract FA701420F0204 ($102.20M)
Original URLhttps://www.usaspending.gov/award/CONT_AWD_FA701420F0204_9700_FA701420D0009_9700/
PublicationUSASpending.gov
Source typecontract
Date2020-09-10
EntityKPMG
Captured2026-10-03T13:49:00.421Z UTC
Hash computed at2026-10-03T13:49:00.421Z UTC
SHA-256390cc4483381105365218fbe80a9dc759d90063b3dbefc2438b010654bbf7be7
Content length502 bytes
Content preview (first 800 chars) 
{
  "internal_id": 298363493,
  "Award ID": "FA701420F0204",
  "Recipient Name": "KPMG LLP",
  "Award Amount": 102195119.27,
  "Description": "PKS-TERRY-WARD-AF A1 DIGITAL TRANSFORMATION STS",
  "Awarding Agency": "Department of Defense",
  "Awarding Sub Agency": "Department of the Air Force",
  "Start Date": "2020-09-10",
  "End Date": "2024-03-09",
  "awarding_agency_id": 1173,
  "agency_slug": "department-of-defense",
  "generated_internal_id": "CONT_AWD_FA701420F0204_9700_FA701420D0009_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/80907/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80907/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80907/receipt.json