Chain of custody receipt

Source #189

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.

TitleResearch: ImmigrationOS - court record
Original URLhttps://www.courtlistener.com/?q=%22ImmigrationOS%22&type=r
PublicationPublic Record Research
Source typediscovery_scope_note
Date2024
EntityImmigrationOS
Captured2026-04-05T08:04:24.785Z UTC
Hash computed at2026-04-05T08:04:24.785Z UTC
SHA-256e67252bbfb1e2238aee781af50b0d3994703ffc9e1e1a62a9e0abfe781d0cd8f
Content length748 bytes
Content preview (first 800 chars)
ImmigrationOS appears to be an immigration case management software platform. Based on available training knowledge through early 2025, there are no prominent court records, litigation, or legal proceedings involving a company or product specifically named 'ImmigrationOS' that have gained significant public documentation or media coverage. The immigration technology sector includes various case management tools, but 'ImmigrationOS' as a specific entity does not appear in notable court filings, regulatory actions, or legal disputes within my knowledge base. This could indicate the company operates without significant legal controversy, is relatively new or small, or may operate under a different legal entity name than its product branding.

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/189/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/189/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/189/receipt.json