Chain of custody receipt

Source #3627

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.

TitleWikipedia article on David Sacks
Original URLhttps://news.crunchbase.com/venture/federal-regulation-ai-web3-crypto-blockchain-data/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2017-12-31
EntityDavid Sacks
Captured2026-04-11T20:17:31.684Z UTC
Hash computed at2026-04-11T20:17:31.684Z UTC
SHA-256f5042d1034d3bf16169a48ff7e0bf7852b9b2eb1727a09b2c91764f94face8e9
Content length8,381 bytes
Content preview (first 800 chars)
Venture Preview Part 2: Less Regulation Could Mean Opportunities As AI Stays On Top

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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/3627/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/3627/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/3627/receipt.json