Chain of custody receipt

Source #9939

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 — Dick Durbin (2026-03-31)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Dick%20Durbin%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2026-03-31
EntityDick Durbin
Captured2026-04-13T22:42:10.490Z UTC
Hash computed at2026-04-13T22:42:10.490Z UTC
SHA-256593e28d71529a0ce90c92657d35036021e3e1c45bb6e7d0602cdcd61d6610298
Content length18,587 bytes
Content preview (first 800 chars)
{"took":724,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":30,"relation":"eq"},"max_score":10.672552,"hits":[{"_index":"edgar_file","_id":"0000926236-08-000067:fcf08q3.htm","_score":10.672552,"_source":{"ciks":["0000840489"],"period_ending":"2008-09-30","file_num":["000-19133"],"display_names":["FIRST CASH FINANCIAL SERVICES INC (FCFS) (CIK 0000840489)"],"xsl":null,"sequence":1,"root_forms":["10-Q"],"file_date":"2008-11-10","biz_states":["TX"],"sics":["5900"],"form":"10-Q","adsh":"0000926236-08-000067","film_num":["081176144"],"biz_locations":["Arlington, TX"],"file_type":"10-Q","file_description":"FORM 10-Q FOR QUARTER ENDED SEPTEMBER 30…

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/9939/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/9939/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/9939/receipt.json