Chain of custody receipt

Source #45350

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 — Committee to Protect Journalists (2023-03-31)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Committee%20to%20Protect%20Journalists%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2023-03-31
EntityCommittee to Protect Journalists
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T05:01:59.649Z UTC
SHA-256698ed2e73b65954a5255ad45c9ede9231d6afb5433a48af8657ae3f8c451aea4
Content length575 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0001849056"
  ],
  "period_ending": "2022-12-31",
  "file_num": [
    "001-40583"
  ],
  "display_names": [
    "AltC Acquisition Corp.  (OKLO)  (CIK 0001849056)"
  ],
  "xsl": null,
  "sequence": 1,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2023-03-31",
  "biz_states": [
    "NY"
  ],
  "sics": [
    "6770"
  ],
  "form": "10-K",
  "adsh": "0001410578-23-000545",
  "film_num": [
    "23787199"
  ],
  "biz_locations": [
    "New York, NY"
  ],
  "file_type": "10-K",
  "file_description": "10-K",
  "inc_states": [
    "DE"
  ],
  "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/45350/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/45350/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/45350/receipt.json