Chain of custody receipt

Source #61550

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 — National Workers (2003-03-27)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22National%20Union%20of%20Healthcare%20Workers%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2003-03-27
EntityNational Union of Healthcare Workers
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-25T00:20:48.038Z UTC
SHA-2561f2a47f43dac7cadfa1d4d05cda59e6a85bb17a0b02363b4b4cd9d6f007ba1d1
Content length598 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0000073952"
  ],
  "period_ending": "2002-12-31",
  "file_num": [
    "000-05544"
  ],
  "display_names": [
    "OHIO CASUALTY CORP  (CIK 0000073952)"
  ],
  "xsl": null,
  "sequence": 7,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2003-03-27",
  "biz_states": [
    "OH"
  ],
  "sics": [
    "6331"
  ],
  "form": "10-K",
  "adsh": "0000073952-03-000048",
  "film_num": [
    "03619432"
  ],
  "biz_locations": [
    "Fairfield, OH"
  ],
  "file_type": "EX-10",
  "file_description": "2002 OFFICER ANNUAL INCENTIVE PROGRAM",
  "inc_states": [
    "OH"
  ],
  "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/61550/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/61550/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/61550/receipt.json