Chain of custody receipt

Source #73539

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: 10-K — NATIONAL INSTRUMENTS CORP /DE/ (2014-02-20)
Original URLhttps://www.sec.gov/Archives/edgar/data/935494/000093549414000006/0000935494-14-000006-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2014-02-20
EntityNational Confectioners Association Of The United States, Inc. Political Action Committee (
Captured2026-09-28T13:04:53.289Z UTC
Hash computed at2026-09-28T13:04:53.289Z UTC
SHA-256ae4272981e9040dbc94d9679238fe8c8e2482b7f20cf3412846ccd12cec685a9
Content length579 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0000935494"
  ],
  "period_ending": "2013-12-31",
  "file_num": [
    "000-25426"
  ],
  "display_names": [
    "NATIONAL INSTRUMENTS CORP /DE/  (CIK 0000935494)"
  ],
  "xsl": null,
  "sequence": 5,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2014-02-20",
  "biz_states": [
    "TX"
  ],
  "sics": [
    "7372"
  ],
  "form": "10-K",
  "adsh": "0000935494-14-000006",
  "film_num": [
    "14629258"
  ],
  "biz_locations": [
    "Austin, TX"
  ],
  "file_type": "EX-21.1",
  "file_description": "EX-21.1",
  "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/73539/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/73539/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/73539/receipt.json