Chain of custody receipt

Source #3980

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 — Adam Harris (2023-06-29)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Adam%20Harris%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2023-06-29
EntityAdam Harris
Captured2026-04-12T01:48:31.015Z UTC
Hash computed at2026-04-12T01:48:31.015Z UTC
SHA-2563b51db09220d850957397d36d723c9be3890d5115d0b7394f621ba522755106e
Content length15,641 bytes
Content preview (first 800 chars) 
{"took":683,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":24,"relation":"eq"},"max_score":14.164884,"hits":[{"_index":"edgar_file","_id":"0000769993-06-000925:exhibit6.txt","_score":14.164884,"_source":{"ciks":["0000912908","0000886982"],"period_ending":null,"file_num":["005-48793"],"display_names":["FOAMEX INTERNATIONAL INC (CIK 0000912908)","GOLDMAN SACHS GROUP INC/ (GS, GSCE, GS-PA, GS-PC, GS-PD) (CIK 0000886982)"],"xsl":null,"sequence":2,"root_forms":["SC 13D"],"file_date":"2006-12-05","biz_states":["PA","NY"],"sics":["3086","6211"],"form":"SC 13D/A","adsh":"0000769993-06-000925","film_num":["061258314"],"biz_locations":["Linwood, PA","New York, NY"],"file_type":"EX-99","file_description":"PLAN SUPPORT…

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/3980/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/3980/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/3980/receipt.json