Chain of custody receipt

Source #5282

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 — Mosaic ImmunoEngineering Inc. (2020-12-16)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Mosaic%20ImmunoEngineering%20Inc.%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2020-12-16
EntityMosaic ImmunoEngineering Inc.
Captured2026-04-12T17:39:35.906Z UTC
Hash computed at2026-04-12T17:39:35.906Z UTC
SHA-256d47f795346bc11a7263709e10260dc4d10cf2634398b3c3c1ddb12ebc75f6d3b
Content length59,860 bytes
Content preview (first 800 chars)
{"took":1484,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":148,"relation":"eq"},"max_score":34.923203,"hits":[{"_index":"edgar_file","_id":"0001683168-20-004324:ownership.xml","_score":34.923203,"_source":{"ciks":["0001244110","0000836564"],"period_ending":"2020-12-16","file_num":["000-22182"],"display_names":["LYTLE PAUL J (CIK 0001244110)","Mosaic ImmunoEngineering Inc. (CPMV) (CIK 0000836564)"],"xsl":"xslF345X03","schema_version":"X0306","sequence":1,"root_forms":["4"],"file_date":"2020-12-16","biz_states":["CA"],"sics":["2836"],"form":"4","adsh":"0001683168-20-004324","film_num":["201393949"],"biz_locations":["","Huntington Beach…

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/5282/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/5282/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/5282/receipt.json