Chain of custody receipt

Source #2021

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.

TitleAI Analysis: Leidos — cross-reference insights
Original URL(none — typed-API result with no web URL)
PublicationAI Research Pass
Source typegovernment_disclosure
Date2026
EntityLeidos
Captured2026-04-07T04:39:34.392Z UTC
Hash computed at2026-04-07T04:39:34.392Z UTC
SHA-25634c4a2118ade6a0767867cbf4c4da4e41b024f73470bda158493888b63357b16
Content length1,521 bytes
Content preview (first 800 chars)
```json
{
  "facts": [
    {
      "text": "Leidos has maintained consistent SEC filing activity from 2014-2019, indicating it has been a publicly traded company with ongoing disclosure obligations during this period",
      "date": "2014-2019",
      "confidence": "inferential"
    },
    {
      "text": "Multiple SEC filings in close proximity (March 2014 shows two filings on the same date 2014-03-27) may indicate significant corporate events such as the SAIC/Leidos split that occurred around that time",
      "date": "2014-03-27",
      "confidence": "inferential"
    },
    {
      "text": "The absence of results from USASpending contract searches is notable given Leidos is known as a major government contractor, suggesting potential data retrieval limitations or search parameter…

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/2021/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/2021/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/2021/receipt.json