Chain of custody receipt

Source #41444

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 — Linda Yaccarino (2020-12-23)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Linda%20Yaccarino%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2020-12-23
EntityLinda Yaccarino
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T05:13:47.632Z UTC
SHA-2568c0fcee837870d474392f23aad7a249559c0627ed465ac8d4c4a6da62b594f78
Content length579 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0001828972"
  ],
  "period_ending": null,
  "file_num": [
    "333-251650"
  ],
  "display_names": [
    "890 5th Avenue Partners, Inc.  (BZFD, BZFDW)  (CIK 0001828972)"
  ],
  "xsl": null,
  "sequence": 1,
  "root_forms": [
    "S-1"
  ],
  "file_date": "2020-12-23",
  "biz_states": [
    "CT"
  ],
  "sics": [
    "6770"
  ],
  "form": "S-1",
  "adsh": "0001104659-20-139141",
  "film_num": [
    "201412771"
  ],
  "biz_locations": [
    "Westport, CT"
  ],
  "file_type": "S-1",
  "file_description": "S-1",
  "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/41444/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/41444/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/41444/receipt.json