Chain of custody receipt

Source #12683

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 — Jacobs Engineering Group (2019-11-25)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Jacobs%20Engineering%20Group%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2019-11-25
EntityJacobs Engineering Group
Captured2026-04-23T06:38:14.488Z UTC
Hash computed at2026-04-23T06:38:14.488Z UTC
SHA-2563446e47058181825d75453c1f07235fa3835d0b51a078f965d41a07e64bc085b
Content length60,235 bytes
Content preview (first 800 chars) 
{"took":671,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":3956,"relation":"eq"},"max_score":19.712833,"hits":[{"_index":"edgar_file","_id":"0000052988-19-000069:exhibit2310kfy20191.htm","_score":19.712833,"_source":{"ciks":["0000052988"],"period_ending":"2019-09-27","file_num":["001-07463"],"display_names":["JACOBS ENGINEERING GROUP INC /DE/ (J) (CIK 0000052988)"],"xsl":null,"sequence":3,"root_forms":["10-K"],"file_date":"2019-11-25","biz_states":["TX"],"sics":["1600"],"form":"10-K","adsh":"0000052988-19-000069","film_num":["191243707"],"biz_locations":["Dallas, TX"],"file_type":"EX-23","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/12683/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/12683/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/12683/receipt.json