Chain of custody receipt

Source #13627

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.

TitleSEC EDGAR: filing — Daniel Webster (2010-08-12)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Daniel%20Webster%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2010-08-12
EntityDaniel Webster
Captured2026-04-23T07:18:07.994Z UTC
Hash computed at2026-04-23T07:18:07.994Z UTC
SHA-2567b49cdf161c01be570a63f787dd997b2e99e352135ce220b273571ddc9db238a
Content length64,700 bytes
Content preview (first 800 chars) 
{"took":594,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":623,"relation":"eq"},"max_score":16.492548,"hits":[{"_index":"edgar_file","_id":"0001050470-13-000006:lsv13g123112gtadvanced.txt","_score":16.492548,"_source":{"ciks":["0001394954","0001050470"],"period_ending":null,"file_num":["005-84677"],"display_names":["GT Advanced Technologies Inc. (CIK 0001394954)","LSV ASSET MANAGEMENT (CIK 0001050470)"],"xsl":null,"sequence":1,"root_forms":["SC 13G"],"file_date":"2013-02-13","biz_states":["NH","IL"],"sics":["3674"],"form":"SC 13G","adsh":"0001050470-13-000006","film_num":["13603340"],"biz_locations":["Merrimack, NH","Chicago, IL"],"file_type":"SC…

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/13627/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/13627/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/13627/receipt.json