Chain of custody receipt

Source #73235

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: Lamar Advertising Company Political Action Committee (Lamarpac) not found in opencorporates
Original URL(none — typed-API result with no web URL)
PublicationPipeline — search validation (opencorporates)
Source typeclaim_flag
Date2026-09-28
EntityLamar Advertising Company Political Action Committee (Lamarpac)
Captured2026-09-28T12:55:56.456Z UTC
Hash computed at2026-09-28T12:55:56.456Z UTC
SHA-256ddee08f6af9b27ce53e8b1dde95acfb73b8030aa172e3d1f957f0a709650094e
Content length304 bytes
Content preview (first 800 chars) 
Entity Lamar Advertising Company Political Action Committee (Lamarpac) 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/73235/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/73235/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/73235/receipt.json