Chain of custody receipt

Source #6150

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.

TitleNYC Comptroller office letter and press release
Original URLhttps://www.executivegov.com/articles/palantir-ice-contract-immigrationos
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2026-02-04
EntityMark D. Levine
Captured2026-04-12T23:19:06.598Z UTC
Hash computed at2026-04-12T23:19:06.598Z UTC
SHA-256c96b1797e23a817c797af02b4e4e6a7d4ff36b5f26a51626fa3e7cf9473cebd2
Content length122 bytes
Content preview (first 800 chars) 
NYC Comptroller Mark Levine requested independent human rights risk assessment of Palantir's DHS/ICE work in February 2026

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/6150/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/6150/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/6150/receipt.json