Chain of custody receipt

Source #80873

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: 404 MEDIA LLC — Department of Defense contract M0068120P0019 ($3.8K)
Original URLhttps://www.usaspending.gov/award/CONT_AWD_M0068120P0019_9700_-NONE-_-NONE-/
PublicationUSASpending.gov
Source typecontract
Date2020-03-20
Entity404 Media
Captured2026-10-03T13:48:06.982Z UTC
Hash computed at2026-10-03T13:48:06.982Z UTC
SHA-2569a39c4fbe579b50f82510accd2c74209355b631337a0818b2f97106f3a56ec07
Content length469 bytes
Content preview (first 800 chars) 
{
  "internal_id": 309200049,
  "Award ID": "M0068120P0019",
  "Recipient Name": "404 MEDIA LLC",
  "Award Amount": 3840,
  "Description": "ADOBE SOFTWARE SUBSCRIPTION",
  "Awarding Agency": "Department of Defense",
  "Awarding Sub Agency": "Department of the Navy",
  "Start Date": "2020-03-20",
  "End Date": "2021-03-19",
  "awarding_agency_id": 1173,
  "agency_slug": "department-of-defense",
  "generated_internal_id": "CONT_AWD_M0068120P0019_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/80873/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80873/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80873/receipt.json