Chain of custody receipt

Source #145

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: Nvidia - parliamentary record
Original URLhttps://www.congress.gov/search?q=%7B%22search%22%3A%22Nvidia%22%7D
PublicationPublic Record Research
Source typediscovery_scope_note
Date2024
EntityNvidia
Captured2026-04-05T07:57:06.026Z UTC
Hash computed at2026-04-05T07:57:06.026Z UTC
SHA-2568930c704e98c33a9fbb128da64acbb1f3d87fe285b364a92481026a07d1bc5a0
Content length656 bytes
Content preview (first 800 chars)
Nvidia has appeared in parliamentary and congressional records across multiple jurisdictions, primarily in contexts relating to semiconductor supply chains, artificial intelligence regulation, antitrust concerns, and national security implications of advanced chip technology. The company's dominance in GPU and AI chip markets has drawn increasing legislative attention, particularly following the global chip shortage (2020-2022) and the rapid advancement of AI systems. Key parliamentary discussions have centered on export controls to China, the CHIPS Act in the United States, and competition policy inquiries in the European Union and United Kingdom.

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/145/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/145/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/145/receipt.json