Chain of custody receipt

Source #43489

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.

TitleSEC EDGAR: filing — Homeland Security Investigations (HSI) (2025-02-25)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Homeland%20Security%20Investigations%20(HSI)%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2025-02-25
EntityHomeland Security Investigations (HSI)
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T05:08:53.614Z UTC
SHA-2562109765006df1385389b4919a03483c96700bde2ea15afa7c9b94f01055cee60
Content length590 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001622194"
  ],
  "period_ending": "2024-12-31",
  "file_num": [
    "001-36834"
  ],
  "display_names": [
    "Easterly Government Properties, Inc.  (DEA)  (CIK 0001622194)"
  ],
  "xsl": null,
  "sequence": 1,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2025-02-25",
  "biz_states": [
    "DC"
  ],
  "sics": [
    "6798"
  ],
  "form": "10-K",
  "adsh": "0000950170-25-026749",
  "film_num": [
    "25663832"
  ],
  "biz_locations": [
    "Washington, DC"
  ],
  "file_type": "10-K",
  "file_description": "10-K",
  "inc_states": [
    "MD"
  ],
  "items": []
}

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/43489/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/43489/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/43489/receipt.json