Chain of custody receipt

Source #21983

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.

TitleDonor mapping evidence: In Q2 2025, Jack disclosed $300,800 in fundraising with $452,000 cash on hand. 4
Original URLhttps://www.quiverquant.com/news/Fundraising+Update:+Representative+Brian+Jack+just+disclosed+%24300.8K+of+new+fundraising
PublicationFEC / handoff
Source typecongress_handoff
Date—
EntityBrian Jack
Captured2026-04-27T05:14:00.443Z UTC
Hash computed at2026-04-27T05:14:00.443Z UTC
SHA-256758ba5cc5e88c46e18e835102fe1643200b2629000409d3a74256595c00a7d91
Content length3,833 bytes
Content preview (first 800 chars)
Fundraising Update: Representative Brian Jack just disclosed $300.8K of new fundraising | Quiver Quantitative

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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/21983/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/21983/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/21983/receipt.json