Chain of custody receipt

Source #80815

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: SCL GROUP LIMITED — Department of State contract SAQMMA17C0115 ($456.5K)
Original URLhttps://www.usaspending.gov/award/CONT_AWD_SAQMMA17C0115_1900_-NONE-_-NONE-/
PublicationUSASpending.gov
Source typecontract
Date2017-02-20
EntitySCL Group
Captured2026-10-03T13:47:34.299Z UTC
Hash computed at2026-10-03T13:47:34.299Z UTC
SHA-256f083ebec9e6c1bb116ed4bbe813a42cd5b746fea397a2eb3cdc01538bd31d59d
Content length568 bytes
Content preview (first 800 chars) 
{
  "internal_id": 312058440,
  "Award ID": "SAQMMA17C0115",
  "Recipient Name": "SCL GROUP LIMITED",
  "Award Amount": 456500,
  "Description": "TARGET AUDIENCE RESEARCH INCLUDING DESIGNING COMMUNICATION AND MESSAGING STRATEGY AND MONITORING ITS IMPLEMENTATION IGF::OT::IGF",
  "Awarding Agency": "Department of State",
  "Awarding Sub Agency": "Department of State",
  "Start Date": "2017-02-20",
  "End Date": "2018-02-19",
  "awarding_agency_id": 315,
  "agency_slug": "department-of-state",
  "generated_internal_id": "CONT_AWD_SAQMMA17C0115_1900_-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/80815/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80815/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80815/receipt.json