Chain of custody receipt

Source #45415

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 — Chain Bridge I (2021-11-01)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Chain%20Bridge%20I%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2021-11-01
EntityChain Bridge I
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T05:01:59.649Z UTC
SHA-256770e70a20a8338775bc5d226098abf1c18ba7f84302f22f731404eb051aee174
Content length588 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001845149"
  ],
  "period_ending": null,
  "file_num": [
    "333-254502"
  ],
  "display_names": [
    "Chain Bridge I  (CBRG, CBRGF, CBRGU)  (CIK 0001845149)"
  ],
  "xsl": null,
  "sequence": 6,
  "root_forms": [
    "S-1"
  ],
  "file_date": "2021-11-01",
  "biz_states": [
    "CA"
  ],
  "sics": [
    "6770"
  ],
  "form": "S-1/A",
  "adsh": "0001104659-21-132438",
  "film_num": [
    "211368345"
  ],
  "biz_locations": [
    "Burlingame, CA"
  ],
  "file_type": "EX-10.1",
  "file_description": "EXHIBIT 10.1",
  "inc_states": [
    "E9"
  ],
  "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/45415/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/45415/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/45415/receipt.json