Chain of custody receipt

Source #4309

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 — EMD Digital Inc. (2021-02-26)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22EMD%20Digital%20Inc.%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2021-02-26
EntityEMD Digital Inc.
Captured2026-04-12T01:50:47.468Z UTC
Hash computed at2026-04-12T01:50:47.468Z UTC
SHA-2569852091f1bce8f3ebf5da2431df565e2d1d3f193e778d77090b675dc77760483
Content length1,717 bytes
Content preview (first 800 chars) 
{"took":330,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":1,"relation":"eq"},"max_score":1.9358444,"hits":[{"_index":"edgar_file","_id":"0001193125-21-060650:d65934d10k.htm","_score":1.9358444,"_source":{"ciks":["0001321655"],"period_ending":"2020-12-31","file_num":["001-39540"],"display_names":["Palantir Technologies Inc. (PLTR) (CIK 0001321655)"],"xsl":null,"sequence":1,"root_forms":["10-K"],"file_date":"2021-02-26","biz_states":["CO"],"sics":["7372"],"form":"10-K","adsh":"0001193125-21-060650","film_num":["21689968"],"biz_locations":["Denver…

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/4309/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/4309/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/4309/receipt.json