Chain of custody receipt

Source #80301

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 Overview for Angus King For U.S. Senate Campaign (C00516047)
Original URLhttps://www.fec.gov/data/committee/C00516047/
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2025-06-30
EntityAngus King For U.S. Senate Campaign
Captured2026-10-02T01:33:21.601Z UTC
Hash computed at2026-10-02T01:33:21.601Z UTC
SHA-256d363734493e5e02729878348520c71e2cd9bd4092fa3154bbd83a791778b1801
Content length138 bytes
Content preview (first 800 chars) 
Angus King's campaign committee received $29,500 from 'Other committees' (which includes PACs) between January 1, 2025, and June 30, 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/80301/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/80301/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/80301/receipt.json