Chain of custody receipt

Source #62328

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 — Real Estate (2020-03-26)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Real%20Estate%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2020-03-26
EntityReal Estate
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-25T02:36:32.321Z UTC
SHA-2567403c90cd32a71d0340c911e9ed5ff45c3a5f608e55967a60ff3d2114af4634e
Content length596 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001566912"
  ],
  "period_ending": "2019-12-31",
  "file_num": [
    "000-55434"
  ],
  "display_names": [
    "Griffin-American Healthcare REIT III, Inc.  (CIK 0001566912)"
  ],
  "xsl": null,
  "sequence": 3,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2020-03-26",
  "biz_states": [
    "CA"
  ],
  "sics": [
    "6798"
  ],
  "form": "10-K",
  "adsh": "0001566912-20-000015",
  "film_num": [
    "20745233"
  ],
  "biz_locations": [
    "Irvine, CA"
  ],
  "file_type": "EX-21.1",
  "file_description": "EXHIBIT 21.1",
  "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/62328/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/62328/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/62328/receipt.json