Chain of custody receipt

Source #6255

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.

TitleForbes billionaires list
Original URLhttps://reid.medium.com/truth-and-politics-1a532bc6c2b1
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2024-01-01
EntityReid Hoffman
Captured2026-04-13T02:58:12.385Z UTC
Hash computed at2026-04-13T02:58:12.385Z UTC
SHA-25671cbbb5d969f4a712a640d4ae01671ed154f836ac893ec32ccf3b97a7a85aa63
Content length63 bytes
Content preview (first 800 chars) 
Hoffman estimated net worth is $2.5 billion according to Forbes

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/6255/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/6255/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/6255/receipt.json