Chain of custody receipt

Source #51041

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: Jacobs Engineering Group — Lobbying disclosures (no results)
Original URL(none — typed-API result with no web URL)
PublicationSearch Scope Note
Source typegovernment_disclosure
Date2026
EntityJacobs Engineering Group
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T07:51:56.197Z UTC
SHA-2561b562173e3b4cbbc0851fdf92a104033da062b9455c5929f328e0fa02d2e2a27
Content length226 bytes
Content preview (first 800 chars) 
No Lobbying disclosures found for "Jacobs Engineering Group" in public databases or web search. This may be due to name variations, subsidiary filings, or limited search coverage — not necessarily absence from public record.

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/51041/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/51041/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/51041/receipt.json