Chain of custody receipt

Source #79512

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.

TitleFEC committee C00768531: Massmedic Good Government Fund
Original URLhttps://www.fec.gov/data/committee/C00768531/
PublicationFederal Election Commission
Source typefec_record
Date2026-10-01
EntityMassmedic Good Government Fund
Captured2026-10-01T08:14:59.286Z UTC
Hash computed at2026-10-01T08:14:59.286Z UTC
SHA-256159aba9de072c655266a094cecb92704625403ab3a118ae9b3345ed26d417445
Content length1,253 bytes
Content preview (first 800 chars) 
Federal Election Commission records for committee C00768531 (MASSMEDIC GOOD GOVERNMENT FUND).
Profile: committee_type=N designation=U organization_type=T connected_organization=MASSMEDIC party=
Contributions to members' principal campaign committees (FEC Schedule A, as received by the recipient):
2026	2025-03-24	$2,500	to Lori Trahan (D-MA) [C00655647]	line 11C
2026	2026-06-29	$2,000	to Lori Trahan (D-MA) [C00655647]	line 11C
2026	2025-03-27	$1,000	to Seth Moulton (D-MA) [C00547240]	line 11C
2026	2026-05-04	$1,000	to Diana DeGette (D-CO) [C00311639]	line 11C
2026	2025-09-30	$1,000	to James P. McGovern (D-MA) [C00285171]	line 11C
2026	2026-07-14	$1,000	to Chris Pappas (D-NH) [C00660464]	line 11C
2024	2024-09-20	$2,500	to Jake Auchincloss (D-MA) [C00721449]	line…

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/79512/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/79512/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/79512/receipt.json