Chain of custody receipt

Source #40974

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 — Meta Platforms (2022-02-16)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Meta%20Platforms%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2022-02-16
EntityMeta Platforms
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T05:13:47.632Z UTC
SHA-25623daa4e9a11dafd542de37d23fa2a5ad358451387510050db1d49e7b415601af
Content length614 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001911400"
  ],
  "period_ending": "2021-12-31",
  "file_num": [
    "028-22249"
  ],
  "display_names": [
    "Carroll Investors, Inc  (CIK 0001911400)"
  ],
  "xsl": "xslForm13F_X01",
  "sequence": 2,
  "root_forms": [
    "13F-HR"
  ],
  "file_date": "2022-02-16",
  "biz_states": [
    "SC"
  ],
  "sics": [],
  "form": "13F-HR",
  "adsh": "0001606587-22-000582",
  "film_num": [
    "22642512"
  ],
  "biz_locations": [
    "Mt Pleasant, SC"
  ],
  "file_type": "INFORMATION TABLE",
  "file_description": "DESCRIPTION FOR INFORMATION TABLE",
  "inc_states": [
    "SC"
  ],
  "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/40974/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/40974/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/40974/receipt.json