Chain of custody receipt

Source #13062

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 — George Whitesides (2020-05-01)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22George%20Whitesides%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2020-05-01
EntityGeorge Whitesides
Captured2026-04-23T06:51:43.586Z UTC
Hash computed at2026-04-23T06:51:43.586Z UTC
SHA-2564aeffbe8a368efcc0847b1271a0b884713e53f0f011ad4d85b47fb7393093483
Content length25,211 bytes
Content preview (first 800 chars) 
{"took":388,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":42,"relation":"eq"},"max_score":25.427015,"hits":[{"_index":"edgar_file","_id":"0001104659-19-062718:tm1919609d1_ex31-1.htm","_score":25.427015,"_source":{"ciks":["0001706946"],"period_ending":"2019-09-30","file_num":["001-38202"],"display_names":["Virgin Galactic Holdings, Inc (SPCE) (CIK 0001706946)"],"xsl":null,"sequence":2,"root_forms":["10-Q"],"file_date":"2019-11-12","biz_states":["NM"],"sics":["4700"],"form":"10-Q","adsh":"0001104659-19-062718","film_num":["191210755"],"biz_locations":["Las Cruces, NM"],"file_type":"EX-31.1","file_description":"EXHIBIT…

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/13062/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/13062/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/13062/receipt.json