Chain of custody receipt

Source #65124

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: D — York Space Systems LLC (2016-04-19)
Original URLhttps://www.sec.gov/Archives/edgar/data/1672346/000167234616000001/0001672346-16-000001-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2016-04-19
EntityYork Space Systems
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-31T02:44:18.125Z UTC
SHA-2560a3e818fc2f139994bab519e7ae8d2fef66ca720b6c2265661cd686215980426
Content length552 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0001672346"
  ],
  "period_ending": null,
  "file_num": [
    "021-261660"
  ],
  "display_names": [
    "York Space Systems LLC  (CIK 0001672346)"
  ],
  "xsl": "xslFormDX01",
  "schema_version": "X0707",
  "sequence": 1,
  "root_forms": [
    "D"
  ],
  "file_date": "2016-04-19",
  "biz_states": [],
  "sics": [],
  "form": "D",
  "adsh": "0001672346-16-000001",
  "film_num": [
    "161579635"
  ],
  "biz_locations": [],
  "file_type": "D",
  "file_description": null,
  "inc_states": [
    "CO"
  ],
  "items": [
    "05"
  ]
}

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/65124/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/65124/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/65124/receipt.json