Chain of custody receipt

Source #3160

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.

TitlePRNewswire press release from HPSP
Original URLhttps://www.jdsupra.com/legalnews/the-south-korean-k-chips-act-and-its-8892812/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2024-01-17
EntityHPSP
Captured2026-04-08T20:06:05.331Z UTC
Hash computed at2026-04-08T20:06:05.331Z UTC
SHA-2562b563cca54daec3c087b0bbee54d800bcfc540761f9b5907f2e4b12a11d6df1c
Content length144 bytes
Content preview (first 800 chars) 
HPSP is the world's first and only company to develop and manufacture high-pressure hydrogen annealing equipment for semiconductor manufacturing

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/3160/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/3160/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/3160/receipt.json