Chain of custody receipt

Source #48134

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 — TBP (2008-04-29)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Think%20Big%20PAC%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2008-04-29
EntityThink Big PAC
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T04:14:36.745Z UTC
SHA-25600e20b0d5aab404ef89fcd3f05db0e1902059e941e54a50faf53c7fbdd76d167
Content length641 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001391407"
  ],
  "period_ending": "2007-12-31",
  "file_num": [
    "000-52912"
  ],
  "display_names": [
    "BIOFUELS POWER CORP  (CIK 0001391407)"
  ],
  "xsl": null,
  "sequence": 1,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2008-04-29",
  "biz_states": [
    "TX"
  ],
  "sics": [
    "2860"
  ],
  "form": "10-K/A",
  "adsh": "0001214782-08-000139",
  "film_num": [
    "08785781"
  ],
  "biz_locations": [
    "Woodlands, TX"
  ],
  "file_type": "10-K/A",
  "file_description": "BIOFUELS POWER CORPORATION FORM AMENDED 10-K FOR THE FISCAL YEAR ENDED DECEMBER 31, 2007",
  "inc_states": [],
  "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/48134/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/48134/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/48134/receipt.json