Chain of custody receipt

Source #2373

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: Project Maven — Court records (no results)
Original URL(none — typed-API result with no web URL)
PublicationAI Analysis — no URL
Source typecourt_document
Date2026
EntityProject Maven
Captured2026-04-07T04:53:09.649Z UTC
Hash computed at2026-04-07T04:53:09.649Z UTC
SHA-256f608486c61e79e05472b90b20f42c1cb2ea08ac41aa4dcfabc48ef944a8e821e
Content length77 bytes
Content preview (first 800 chars) 
No Court records found for "Project Maven" 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/2373/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/2373/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/2373/receipt.json