Chain of custody receipt

Source #9

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: Matt Danzeisen - federal contracts site:usaspending.gov
Original URLhttps://www.usaspending.gov/search/?hash=eyJmaWx0ZXJzIjp7ImtleXdvcmQiOiJNYXR0IERhbnplaXNlbiJ9fQ
PublicationPublic Record Research
Source typediscovery_scope_note
Date2024
EntityMatt Danzeisen
Captured2026-04-05T07:29:16.343Z UTC
Hash computed at2026-04-05T07:29:16.343Z UTC
SHA-2561d7e392963959d5d37e9c5ee87c18db251bc9f9047970007b8fff45e410abe81
Content length650 bytes
Content preview (first 800 chars)
A search for 'Matt Danzeisen' in connection with federal contracts on USASpending.gov yields no directly documented results in my training data. Matt Danzeisen is publicly known as the spouse of Peter Thiel and has worked in portfolio operations at Thiel Capital. However, federal contract databases track awards to organizations and companies rather than individual employees or associates, unless that individual is listed as a principal or the contract recipient entity bears their name. There is no public record evidence in my training data of Matt Danzeisen personally holding federal contracts or being named as a principal on contract awards.

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/9/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/9/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/9/receipt.json