Chain of custody receipt

Source #62891

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 — Wright-Patterson Air Force Base (2007-01-29)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Wright-Patterson%20Air%20Force%20Base%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2007-01-29
EntityWright-Patterson Air Force Base
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-25T07:25:18.894Z UTC
SHA-2561b59eb14127c45bea5557879f9ef0c77914413bf7df40dbdd59fbcd3a45bde22
Content length567 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0000890923"
  ],
  "period_ending": "2006-09-30",
  "file_num": [
    "000-20600"
  ],
  "display_names": [
    "ZOLTEK COMPANIES INC  (CIK 0000890923)"
  ],
  "xsl": null,
  "sequence": 1,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2007-01-29",
  "biz_states": [
    "MO"
  ],
  "sics": [
    "3620"
  ],
  "form": "10-K/A",
  "adsh": "0001068800-07-000279",
  "film_num": [
    "07561851"
  ],
  "biz_locations": [
    "St Louis, MO"
  ],
  "file_type": "10-K/A",
  "file_description": null,
  "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/62891/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/62891/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/62891/receipt.json