Chain of custody receipt

Source #74924

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: 4 — China West Coal Energy Inc (2007-09-21)
Original URLhttps://www.sec.gov/Archives/edgar/data/1120096/000140587607000001/0001405876-07-000001-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2007-09-21
EntityWest Virginians For Coal
Captured2026-09-28T13:46:21.956Z UTC
Hash computed at2026-09-28T13:46:21.956Z UTC
SHA-2561d2965c4c1fa7e5bdd1374a86f2c31bd271af18d6f36e4498f85efc026fb9942
Content length671 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001120096",
    "0001379483"
  ],
  "period_ending": "2007-09-18",
  "file_num": [
    "000-51753"
  ],
  "display_names": [
    "China West Coal Energy Inc  (CIK 0001120096)",
    "Zhang Wenjie  (CIK 0001379483)"
  ],
  "xsl": "xslF345X02",
  "schema_version": "X0202",
  "sequence": 1,
  "root_forms": [
    "4"
  ],
  "file_date": "2007-09-21",
  "biz_states": [
    "A6"
  ],
  "sics": [
    "2860"
  ],
  "form": "4",
  "adsh": "0001405876-07-000001",
  "film_num": [
    "071128830"
  ],
  "biz_locations": [
    "Mississauga, A6"
  ],
  "file_type": "4",
  "file_description": "PRIMARY DOCUMENT",
  "inc_states": [
    "TX"
  ],
  "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/74924/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/74924/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/74924/receipt.json