Chain of custody receipt

Source #66227

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: 10-K — NVIDIA CORP (2022-03-18)
Original URLhttps://www.sec.gov/Archives/edgar/data/1045810/000104581022000036/0001045810-22-000036-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2022-03-18
EntityNvidia
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-06-01T00:45:32.767Z UTC
SHA-2568bd26432840faace24f35b15d1bae6b308db5019b82e3d02b77a5947de201873
Content length598 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001045810"
  ],
  "period_ending": "2022-01-30",
  "file_num": [
    "000-23985"
  ],
  "display_names": [
    "NVIDIA CORP  (NVDA)  (CIK 0001045810)"
  ],
  "xsl": null,
  "sequence": 5,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2022-03-18",
  "biz_states": [
    "CA"
  ],
  "sics": [
    "3674"
  ],
  "form": "10-K",
  "adsh": "0001045810-22-000036",
  "film_num": [
    "22750748"
  ],
  "biz_locations": [
    "Santa Clara, CA"
  ],
  "file_type": "EX-21.1",
  "file_description": "LIST OF REGISTRANTS SUBSIDIARIES",
  "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/66227/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/66227/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/66227/receipt.json