Chain of custody receipt

Source #71574

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.

Title	SEARCH_ERROR: American Federation Of Teachers Cope- Voluntary A/C not found in opencorporates
Original URL	(none — typed-API result with no web URL)
Publication	Pipeline — search validation (opencorporates)
Source type	`claim_flag`
Date	2026-09-28
Entity	American Federation Of Teachers Cope- Voluntary A/C
Captured	2026-09-28T12:06:57.459Z UTC
Hash computed at	2026-09-28T12:06:57.459Z UTC
SHA-256	`6a89baa741d60401015d8bd1df7436300e78fba80a48663d0c5d26617014e73e`
Content length	292 bytes

Content preview (first 800 chars)

Entity American Federation Of Teachers Cope- Voluntary A/C is expected to appear in opencorporates (matches profile: opencorporates). Null result likely indicates query mismatch (legal-name variant, subsidiary, or wrong identifier). No alternate identifiers stored — manual review required.

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:

Take the URL field and the original document content.
Concatenate url + '\n' + content and SHA-256 it.
Compare to the SHA-256 row above.

Or POST the candidate content to /source/71574/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/71574/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/71574/receipt.json