Chain of custody receipt

Source #12937

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 — Mark R. Warner (2026-02-09)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Mark%20R.%20Warner%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2026-02-09
EntityMark Warner
Captured2026-04-23T06:41:13.399Z UTC
Hash computed at2026-04-23T06:41:13.399Z UTC
SHA-2566b474dd8750f4f345199dbacd0fa4ae9b07e755396e9b69967b0b4fd942f9595
Content length12,036 bytes
Content preview (first 800 chars)
{"took":577,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":18,"relation":"eq"},"max_score":13.310518,"hits":[{"_index":"edgar_file","_id":"0000928385-01-500567:ddef14a.txt","_score":13.310518,"_source":{"ciks":["0001048750"],"period_ending":"2001-06-07","file_num":["001-13731"],"display_names":["FRIEDMAN BILLINGS RAMSEY GROUP INC (CIK 0001048750)"],"xsl":null,"sequence":1,"root_forms":["DEF 14A"],"file_date":"2001-04-30","biz_states":["VA"],"sics":["6211"],"form":"DEF 14A","adsh":"0000928385-01-500567","film_num":["1617353"],"biz_locations":["Arlington, VA"],"file_type":"DEF 14A","file_description":"DEFINITIVE…

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/12937/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/12937/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/12937/receipt.json