Chain of custody receipt

Source #888

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 — Erik Prince (2026-02-02)
Original URLhttps://www.sec.gov/cgi-bin/browse-edgar?company=Erik%20Prince&CIK=&type=&dateb=&owner=include&count=40&search_text=&action=getcompany
PublicationSEC EDGAR
Source typediscovery_scope_note
Date2026-02-02
EntityErik Prince
Captured2026-04-06T03:10:00.606Z UTC
Hash computed at2026-04-06T03:10:00.606Z UTC
SHA-25605894092fd2de9d005cdaf8c4ca3c2e76c063b8f638e7148a0df39d06a22932e
Content length562 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0002092574"
  ],
  "period_ending": null,
  "file_num": [
    "333-293123"
  ],
  "display_names": [
    "Swarmer, Inc  (CIK 0002092574)"
  ],
  "xsl": null,
  "sequence": "23",
  "root_forms": [
    "S-1"
  ],
  "file_date": "2026-02-02",
  "biz_states": [
    "TX"
  ],
  "sics": [
    "7372"
  ],
  "form": "S-1",
  "adsh": "0001104659-26-009198",
  "film_num": [
    "26587752"
  ],
  "biz_locations": [
    "Austin, TX"
  ],
  "file_type": "EX-10.17",
  "file_description": "EXHIBIT 10.17",
  "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/888/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/888/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/888/receipt.json