Chain of custody receipt

Source #60833

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 — American Maritime Officers (2011-02-25)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22American%20Maritime%20Officers%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2011-02-25
EntityAmerican Maritime Officers
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-24T23:55:30.459Z UTC
SHA-256a1dce0ecddfe781f4946bdf9802153fbd607dfc70aa13748a6de409e19350f1b
Content length610 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0000921738"
  ],
  "period_ending": "2010-12-31",
  "file_num": [
    "000-24206"
  ],
  "display_names": [
    "PENN NATIONAL GAMING INC  (PENN)  (CIK 0000921738)"
  ],
  "xsl": null,
  "sequence": 17,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2011-02-25",
  "biz_states": [
    "PA"
  ],
  "sics": [
    "7011"
  ],
  "form": "10-K",
  "adsh": "0001047469-11-001383",
  "film_num": [
    "11640333"
  ],
  "biz_locations": [
    "Wyomissing, PA"
  ],
  "file_type": "XML",
  "file_description": "IDEA: Commitments and Contingencies",
  "inc_states": [
    "PA"
  ],
  "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/60833/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/60833/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/60833/receipt.json