Chain of custody receipt

Source #60813

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 — AFLCIO (2016-03-23)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22American%20Federation%20of%20Labor%20%26%20Congress%20of%20Industrial%20Orgs%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2016-03-23
EntityAmerican Federation of Labor & Congress of Industrial Orgs
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-24T23:55:22.416Z UTC
SHA-2567fec7d8927cb9812e545e54a430cfdee952010bc1dbf64caf21aec1a8484231a
Content length601 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001637008"
  ],
  "period_ending": "2016-03-22",
  "file_num": [
    "333-190246-13"
  ],
  "display_names": [
    "JPMBB Commercial Mortgage Securities Trust 2015-C28  (CIK 0001637008)"
  ],
  "xsl": null,
  "sequence": 21,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2016-03-23",
  "biz_states": [
    "MA"
  ],
  "sics": [
    "6189"
  ],
  "form": "10-K",
  "adsh": "0001056404-16-003551",
  "film_num": [
    "161522260"
  ],
  "biz_locations": [
    "Boston, MA"
  ],
  "file_type": "EX-34.8",
  "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/60813/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/60813/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/60813/receipt.json