Chain of custody receipt

Source #16426

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 Acquisition Corp. (2017-09-27)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Mosaic%20Acquisition%20Corp.%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2017-09-27
EntityMosaic Acquisition Corp.
Captured2026-04-23T09:33:11.004Z UTC
Hash computed at2026-04-23T09:33:11.004Z UTC
SHA-256363c88d6a45a92e13c3a2d5bd4868b534cef88e8d2e6e85aa20b2be88a5116f2
Content length61,679 bytes
Content preview (first 800 chars)
{"took":2451,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":199,"relation":"eq"},"max_score":17.099669,"hits":[{"_index":"edgar_file","_id":"0001193125-17-358459:d466545d10q.htm","_score":17.099669,"_source":{"ciks":["0001713952"],"period_ending":"2017-09-30","file_num":["001-38246"],"display_names":["Mosaic Acquisition Corp. (CIK 0001713952)"],"xsl":null,"sequence":1,"root_forms":["10-Q"],"file_date":"2017-12-01","biz_states":["NY"],"sics":["6770"],"form":"10-Q","adsh":"0001193125-17-358459","film_num":["171233298"],"biz_locations":["New York…

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/16426/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/16426/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/16426/receipt.json