Chain of custody receipt

Source #3593

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 citing SpaceX President Gwynne Shotwell
Original URLhttps://fed-spend.com/blog/spacex-government-contracts-nasa-dod-space-force
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2026-03-17
EntitySpaceX
Captured2026-04-11T20:15:11.610Z UTC
Hash computed at2026-04-11T20:15:11.610Z UTC
SHA-2563a9c69b188440ffc4f31c8df86dd81c7600b86d877bee870bb7a0c59f7b916ec
Content length141 bytes
Content preview (first 800 chars) 
SpaceX holds $22 billion in cumulative federal contracts across NASA, Space Force, NRO, and SDA according to SpaceX President Gwynne Shotwell

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/3593/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/3593/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/3593/receipt.json