Chain of custody receipt

Source #3582

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.

TitleCongress.gov hearing record
Original URLhttps://www.tradingview.com/news/tradingview:bf0ea19587b06:0-boeing-co-sec-10-k-report/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2019-10-30
EntityDennis Muilenburg
Captured2026-04-11T20:13:30.545Z UTC
Hash computed at2026-04-11T20:13:30.545Z UTC
SHA-2565edbeade5e6770682fc25669d3fd673f85acc20ac499276bc22e581ba7d4dca6
Content length136 bytes
Content preview (first 800 chars) 
Former Boeing CEO Dennis Muilenburg testified before House Transportation Committee in October 2019 about 737 MAX design and development

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/3582/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/3582/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/3582/receipt.json