Chain of custody receipt

Source #49831

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: US-UK Joint Contact Group — Parliamentary records (no results)
Original URL(none — typed-API result with no web URL)
PublicationSearch Scope Note
Source typeparliamentary_record
Date2026
EntityUS-UK Joint Contact Group
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T07:06:36.116Z UTC
SHA-256bb37ac239b49956ab079377234ee6d399fc45a578adc4742276f56c28fba89f7
Content length228 bytes
Content preview (first 800 chars) 
No Parliamentary records found for "US-UK Joint Contact Group" 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/49831/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/49831/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/49831/receipt.json