Chain of custody receipt

Source #66425

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 — Palantir Technologies Inc. (2021-02-26)
Original URLhttps://www.sec.gov/Archives/edgar/data/1321655/000119312521060650/0001193125-21-060650-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2021-02-26
EntityPalantir USG, Inc.
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-06-01T01:09:18.263Z UTC
SHA-256aa62b915f2ce1282cbd62cc0bde9cf7010f8cd7ff55d09f776878b326fe8d4f4
Content length571 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0001321655"
  ],
  "period_ending": "2020-12-31",
  "file_num": [
    "001-39540"
  ],
  "display_names": [
    "Palantir Technologies Inc.  (PLTR)  (CIK 0001321655)"
  ],
  "xsl": null,
  "sequence": 3,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2021-02-26",
  "biz_states": [
    "CO"
  ],
  "sics": [
    "7372"
  ],
  "form": "10-K",
  "adsh": "0001193125-21-060650",
  "film_num": [
    "21689968"
  ],
  "biz_locations": [
    "Denver, CO"
  ],
  "file_type": "EX-21.1",
  "file_description": "EX-21.1",
  "inc_states": [],
  "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/66425/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/66425/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/66425/receipt.json