Chain of custody receipt

Source #60769

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 — Amalgamated Transit Union (2010-02-26)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Amalgamated%20Transit%20Union%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2010-02-26
EntityAmalgamated Transit Union
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-24T23:54:46.879Z UTC
SHA-256185679e79cf1fabda8d9b162122f4435f4c1ae26d59f4e80e219219cddd1abcf
Content length572 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0000918946"
  ],
  "period_ending": "2009-12-31",
  "file_num": [
    "001-12845"
  ],
  "display_names": [
    "BRIGHTPOINT INC  (CIK 0000918946)"
  ],
  "xsl": null,
  "sequence": 5,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2010-02-26",
  "biz_states": [
    "IN"
  ],
  "sics": [
    "5065"
  ],
  "form": "10-K",
  "adsh": "0000950123-10-017824",
  "film_num": [
    "10637614"
  ],
  "biz_locations": [
    "Indianapolis, IN"
  ],
  "file_type": "EX-10.37",
  "file_description": "EX-10.37",
  "inc_states": [
    "IN"
  ],
  "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/60769/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/60769/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/60769/receipt.json