Chain of custody receipt

Source #61433

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 — Laborers' International Union of North America (2014-12-05)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Laborers'%20International%20Union%20of%20North%20America%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2014-12-05
EntityLaborers' International Union of North America
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-25T00:13:09.627Z UTC
SHA-2568077c27e8a6bb28c0a347ce7e9f4f9bae42cf7fcc06d679166ac9219cb298af7
Content length563 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0001617996"
  ],
  "period_ending": null,
  "file_num": [
    "333-198736"
  ],
  "display_names": [
    "Hanson Building Products Ltd  (CIK 0001617996)"
  ],
  "xsl": null,
  "sequence": 9,
  "root_forms": [
    "S-1"
  ],
  "file_date": "2014-12-05",
  "biz_states": [
    "X0"
  ],
  "sics": [
    "3272"
  ],
  "form": "S-1/A",
  "adsh": "0001047469-14-009715",
  "film_num": [
    "141267716"
  ],
  "biz_locations": [
    "Maidenhead, X0"
  ],
  "file_type": "EX-10.5",
  "file_description": "EX-10.5",
  "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/61433/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/61433/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/61433/receipt.json