Chain of custody receipt

Source #2953

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.

TitleUK Defence Journal parliamentary reporting
Original URLhttps://committees.parliament.uk/committee/343/defence-subcommittee/publications/oral-evidence/
PublicationDirected Inquiry — Web Search
Source typediscovery_scope_note
Date—
EntityLord Vernon Coaker
Captured2026-04-08T18:09:16.985Z UTC
Hash computed at2026-04-08T18:09:16.985Z UTC
SHA-256913a2db3544a70a775e6ecb43799bf4bee6b6a630c28b12deef85eabecab1ec4
Content length122 bytes
Content preview (first 800 chars) 
Lord Coaker said he would write to Baroness Wheatcroft about Anduril contracts and place response in parliamentary Library

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/2953/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/2953/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/2953/receipt.json