Chain of custody receipt

Source #64825

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 — Walmart Inc. (2026-03-13)
Original URLhttps://www.sec.gov/Archives/edgar/data/104169/000010416926000055/0000104169-26-000055-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2026-03-13
EntityWalmart Inc
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-31T01:22:11.946Z UTC
SHA-256434cf832008461d6a8d42b17744dc5b9c0a42c7042b216e922d9571245cc20b6
Content length571 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0000104169"
  ],
  "period_ending": "2026-01-31",
  "file_num": [
    "001-06991"
  ],
  "display_names": [
    "Walmart Inc.  (WMT)  (CIK 0000104169)"
  ],
  "xsl": null,
  "sequence": "9",
  "root_forms": [
    "10-K"
  ],
  "file_date": "2026-03-13",
  "biz_states": [
    "AR"
  ],
  "sics": [
    "5331"
  ],
  "form": "10-K",
  "adsh": "0000104169-26-000055",
  "film_num": [
    "26752440"
  ],
  "biz_locations": [
    "Bentonville, AR"
  ],
  "file_type": "EX-23",
  "file_description": "EX-23",
  "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/64825/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/64825/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/64825/receipt.json