Chain of custody receipt

Source #891

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 — Ehud Barak (2006-12-13)
Original URLhttps://www.sec.gov/cgi-bin/browse-edgar?company=Ehud%20Barak&CIK=&type=&dateb=&owner=include&count=40&search_text=&action=getcompany
PublicationSEC EDGAR
Source typediscovery_scope_note
Date2006-12-13
EntityEhud Barak
Captured2026-04-06T03:10:00.897Z UTC
Hash computed at2026-04-06T03:10:00.897Z UTC
SHA-2569e344fccd8161cd2b9ecc2d156cd63881946d7bc335c0391bebe01d12372fff4
Content length625 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001335293"
  ],
  "period_ending": null,
  "file_num": [
    "333-127644"
  ],
  "display_names": [
    "Vector Intersect Security Acquisition Corp.  (CIK 0001335293)"
  ],
  "xsl": null,
  "sequence": 15,
  "root_forms": [
    "S-1"
  ],
  "file_date": "2006-12-13",
  "biz_states": [
    "CA"
  ],
  "sics": [
    "6770"
  ],
  "form": "S-1/A",
  "adsh": "0000950136-06-010239",
  "film_num": [
    "061273750"
  ],
  "biz_locations": [
    "San Francisco, CA"
  ],
  "file_type": "EX-10.17",
  "file_description": "FORM OF INVESTOR AGREEMENT EHUD BARAK",
  "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/891/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/891/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/891/receipt.json