Chain of custody receipt

Source #5475

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 — Mubadala Investment Company (2021-11-16)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Mubadala%20Investment%20Company%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2021-11-16
EntityMubadala Investment Company
Captured2026-04-12T17:40:51.555Z UTC
Hash computed at2026-04-12T17:40:51.555Z UTC
SHA-2566a02e76e7f41e987db03aca5178e22db8019e327b8f734053ef9d6658c9e1546
Content length71,810 bytes
Content preview (first 800 chars) 
{"took":2586,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":208,"relation":"eq"},"max_score":24.29215,"hits":[{"_index":"edgar_file","_id":"0000947871-21-001206:ss616499_ex9901.htm","_score":24.29215,"_source":{"ciks":["0001412558","0001704268"],"period_ending":null,"file_num":["005-84013"],"display_names":["Evotec SE (EVO, EVOTF) (CIK 0001412558)","Mubadala Investment Co PJSC (CIK 0001704268)"],"xsl":null,"sequence":2,"root_forms":["SC 13D"],"file_date":"2021-11-16","biz_states":["2M","C0"],"sics":["2834"],"form":"SC 13D","adsh":"0000947871-21-001206","film_num":["211414191"],"biz_locations":["Hamburg, 2M","Abu Dhabi, C0"],"file_type":"EX-99.1","file_description":"JOINT FILING…

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/5475/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/5475/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/5475/receipt.json