Chain of custody receipt

Source #61913

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 — Oil & Gas (2005-12-08)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Oil%20%26%20Gas%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2005-12-08
EntityOil & Gas
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-25T00:28:22.044Z UTC
SHA-256f0e90bf53678e5821073b7eec98f5a206ec7578e5e8e4db0f3d1c9beb52964b2
Content length717 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0000870756",
    "0000921669"
  ],
  "period_ending": null,
  "file_num": [
    "005-44333"
  ],
  "display_names": [
    "NATIONAL ENERGY GROUP INC  (CIK 0000870756)",
    "ICAHN CARL C ET AL  (CIK 0000921669)"
  ],
  "xsl": null,
  "sequence": 3,
  "root_forms": [
    "SC 13D"
  ],
  "file_date": "2005-12-08",
  "biz_states": [
    "TX",
    "NY"
  ],
  "sics": [
    "1311",
    "0000"
  ],
  "form": "SC 13D/A",
  "adsh": "0000950123-05-014504",
  "film_num": [
    "051250595"
  ],
  "biz_locations": [
    "Dallas, TX",
    "New York, NY"
  ],
  "file_type": "EX-99.2",
  "file_description": "EX-99.2: AGREEMENT AND PLAN OF MERGER",
  "inc_states": [
    "DE",
    "NY"
  ],
  "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/61913/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/61913/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/61913/receipt.json