Chain of custody receipt

Source #62683

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.

TitleSEARCH_ERROR: International Union of Elevator Constructors not found in opencorporates
Original URL(none — typed-API result with no web URL)
PublicationPipeline — search validation (opencorporates)
Source typeclaim_flag
Date2026-05-25
EntityInternational Union of Elevator Constructors
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-25T07:23:19.476Z UTC
SHA-256619221e38c602e8defdc55e03fc5721a5820044dd61450c97c4b91549f2ce666
Content length285 bytes
Content preview (first 800 chars) 
Entity International Union of Elevator Constructors 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:

  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/62683/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/62683/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/62683/receipt.json