Chain of custody receipt

Source #60883

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 — Apple Inc (2021-02-17)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Apple%20Inc%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2021-02-17
EntityApple Inc
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-24T23:55:50.157Z UTC
SHA-256a2bb73bf6847867672bc23c1a3a98bda9d9eb279b21ba11e37e394d896ab1f3a
Content length583 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0001661762"
  ],
  "period_ending": "2020-12-31",
  "file_num": [
    "028-18380"
  ],
  "display_names": [
    "Oak Grove Capital LLC  (CIK 0001661762)"
  ],
  "xsl": "xslForm13F_X01",
  "sequence": 2,
  "root_forms": [
    "13F-HR"
  ],
  "file_date": "2021-02-17",
  "biz_states": [
    "PA"
  ],
  "sics": [],
  "form": "13F-HR",
  "adsh": "0001580642-21-000721",
  "film_num": [
    "21643401"
  ],
  "biz_locations": [
    "Allison Park, PA"
  ],
  "file_type": "INFORMATION TABLE",
  "file_description": null,
  "inc_states": [
    "PA"
  ],
  "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/60883/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/60883/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/60883/receipt.json