Chain of custody receipt

Source #5030

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 — Kathryn Ruemmler (2021-07-13)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Kathryn%20Ruemmler%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2021-07-13
EntityKathryn Ruemmler
Captured2026-04-12T17:35:48.794Z UTC
Hash computed at2026-04-12T17:35:48.794Z UTC
SHA-2561cab4e81f0e75dbaa67cdaa18506f981bca586909a58629618d1928f9cb04c25
Content length10,761 bytes
Content preview (first 800 chars) 
{"took":125,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":15,"relation":"eq"},"max_score":23.646513,"hits":[{"_index":"edgar_file","_id":"0001193125-22-079120:d62428ddef14a.htm","_score":23.646513,"_source":{"ciks":["0000886982"],"period_ending":"2022-04-28","file_num":["001-14965"],"display_names":["GOLDMAN SACHS GROUP INC (GS, GSCE, GS-PA, GS-PC, GS-PD) (CIK 0000886982)"],"xsl":null,"sequence":1,"root_forms":["DEF 14A"],"file_date":"2022-03-18","biz_states":["NY"],"sics":["6211"],"form":"DEF 14A","adsh":"0001193125-22-079120","film_num":["22751429"],"biz_locations":["New York, NY"],"file_type":"DEF 14A","file_description":"DEF…

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/5030/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/5030/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/5030/receipt.json