Chain of custody receipt

Source #47482

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 — Army Contracting Command (2026-03-30)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Army%20Contracting%20Command%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2026-03-30
EntityArmy Contracting Command
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T04:18:48.919Z UTC
SHA-2562891e97ea8a575f2136211e28a20df08571e4711fb82959d522a31ebafc9b62f
Content length692 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0002101698"
  ],
  "period_ending": null,
  "file_num": [
    "333-294725"
  ],
  "display_names": [
    "Elmet Group Co.  (CIK 0002101698)"
  ],
  "xsl": null,
  "sequence": "8",
  "root_forms": [
    "S-1"
  ],
  "file_date": "2026-03-30",
  "biz_states": [
    "ME"
  ],
  "sics": [
    "3490"
  ],
  "form": "S-1",
  "adsh": "0001213900-26-035970",
  "film_num": [
    "26810036"
  ],
  "biz_locations": [
    "Portland, ME"
  ],
  "file_type": "EX-10.3",
  "file_description": "MODIFICATION TO SUBCONTRACT AGREEMENT DATED OCTOBER 30, 2019, DATED JULY 12, 2021, BY AND BETWEEN INSITECH, INC., AND ELMET TECHNOLOGIES LLC",
  "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/47482/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/47482/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/47482/receipt.json