Chain of custody receipt

Source #75067

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: Seiu Cope (Service Employees International Union Committee On Political Education) — IRS Form 990 filings (no results)
Original URL(none — typed-API result with no web URL)
PublicationSearch Scope Note
Source typeform_990
Date2026
EntitySeiu Cope (Service Employees International Union Committee On Political Education)
Captured2026-09-28T14:19:09.879Z UTC
Hash computed at2026-09-28T14:19:09.879Z UTC
SHA-25634fc1af339bb8649d92e39b26a503828a7afd4ac35e6c8ba360249e998dbb528
Content length284 bytes
Content preview (first 800 chars) 
No IRS Form 990 filings found for "Seiu Cope (Service Employees International Union Committee On Political Education)" 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/75067/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/75067/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/75067/receipt.json