Chain of custody receipt

Source #2857

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.

TitleFed-Spend analysis of USASpending.gov data
Original URLhttps://www.usaspending.gov/keyword_search/palantir
PublicationDirected Inquiry — Web Search
Source typediscovery_scope_note
Date—
EntitySpecial Operations Command (SOCOM)
Captured2026-04-08T17:54:56.082Z UTC
Hash computed at2026-04-08T17:54:56.082Z UTC
SHA-256f712dacd0f5d6d312f46865ea4d4904755829d63dffd4cd3b3050abac1b0edd1
Content length79 bytes
Content preview (first 800 chars) 
US Special Operations Command has awarded $303.7 million to Palantir since 2008

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/2857/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/2857/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/2857/receipt.json