Chain of custody receipt

Source #4461

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 — Tacora (2023-10-05)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Tacora%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2023-10-05
EntityTacora
Captured2026-04-12T01:53:15.903Z UTC
Hash computed at2026-04-12T01:53:15.903Z UTC
SHA-2563422e4dcc185cccb4eb1f5072d14c0795dafc4207b2fe620edad6a2d86d77ffd
Content length37,657 bytes
Content preview (first 800 chars) 
{"took":154,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":64,"relation":"eq"},"max_score":20.350801,"hits":[{"_index":"edgar_file","_id":"0001437749-23-027753:tcl20231005_sc13d.htm","_score":20.350801,"_source":{"ciks":["0001014111","0001906177"],"period_ending":null,"file_num":["005-47349"],"display_names":["GlassBridge Enterprises, Inc. (GLAE) (CIK 0001014111)","Tacora Capital LP (CIK 0001906177)"],"xsl":null,"sequence":1,"root_forms":["SC 13D"],"file_date":"2023-10-05","biz_states":["NY","TX"],"sics":["6282"],"form":"SC 13D","adsh":"0001437749-23-027753","film_num":["231310788"],"biz_locations":["New York, NY","Austin, TX"],"file_type":"SC 13D","file_description":"SCHEDULE…

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/4461/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/4461/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/4461/receipt.json