Chain of custody receipt

Source #1905

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: NSO Group — Lobbying disclosures (no results)
Original URL(none — typed-API result with no web URL)
PublicationAI Analysis — no URL
Source typegovernment_disclosure
Date2026
EntityNSO Group
Captured2026-04-07T04:35:27.012Z UTC
Hash computed at2026-04-07T04:35:27.012Z UTC
SHA-2568530b4777f8b1ab4bdabf3944563602a5cd4c82e0d32fd47d7830df99743ab61
Content length80 bytes
Content preview (first 800 chars) 
No Lobbying disclosures found for "NSO Group" in public databases or web search.

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/1905/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/1905/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/1905/receipt.json