Chain of custody receipt

Source #79352

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 C00908806: Building Blue
Original URLhttps://www.fec.gov/data/committee/C00908806/
PublicationFederal Election Commission
Source typefec_record
Date2026-10-01
EntityBuilding Blue
Captured2026-10-01T08:11:51.092Z UTC
Hash computed at2026-10-01T08:11:51.092Z UTC
SHA-2566d6c52a5b283aab9976e3414ba969fd5c4ab558fe0f1011ae03a1912f48773a1
Content length534 bytes
Content preview (first 800 chars) 
Federal Election Commission records for committee C00908806 (BUILDING BLUE).
Profile: committee_type=W designation=U organization_type= connected_organization=NONE party=
Contributions to members' principal campaign committees (FEC Schedule A, as received by the recipient):
2026	2026-03-19	$3,500	to Jon Ossoff (D-GA) [C00718866]	line 11C
2026	2026-03-19	$3,500	to Jon Ossoff (D-GA) [C00718866]	line 11C
2026	2026-04-22	$1,500	to Jon Ossoff (D-GA) [C00718866]	line 11C
2026	2026-04-22	$1,500	to Jon Ossoff (D-GA) [C00718866]	line 11C

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/79352/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/79352/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/79352/receipt.json