Chain of custody receipt

Source #1670

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: Hanmi Semiconductor — Lobbying disclosures (no results)
Original URL(none — typed-API result with no web URL)
PublicationAI Analysis — no URL
Source typegovernment_disclosure
Date2026
EntityHanmi Semiconductor
Captured2026-04-07T04:23:26.848Z UTC
Hash computed at2026-04-07T04:23:26.848Z UTC
SHA-256b101b2d03eda2d96cab966fb869a3278c267b65cccc1622857f69d511f2feca3
Content length90 bytes
Content preview (first 800 chars) 
No Lobbying disclosures found for "Hanmi Semiconductor" in public databases or web search.

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/1670/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/1670/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/1670/receipt.json