Chain of custody receipt

Source #47708

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 (2020-11-24)
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 typesec_filing
Date2020-11-24
EntityJacobs Engineering Group
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T04:14:36.745Z UTC
SHA-256aa1e739c7d3bb12122f5199b0f8a0476f03382c1e6b486aa836ea069458e09c6
Content length584 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0000052988"
  ],
  "period_ending": "2020-10-02",
  "file_num": [
    "001-07463"
  ],
  "display_names": [
    "JACOBS ENGINEERING GROUP INC /DE/  (J)  (CIK 0000052988)"
  ],
  "xsl": null,
  "sequence": 5,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2020-11-24",
  "biz_states": [
    "TX"
  ],
  "sics": [
    "1600"
  ],
  "form": "10-K",
  "adsh": "0000052988-20-000070",
  "film_num": [
    "201339873"
  ],
  "biz_locations": [
    "Dallas, TX"
  ],
  "file_type": "EX-23",
  "file_description": "EX-23",
  "inc_states": [
    "DE"
  ],
  "items": []
}

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/47708/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/47708/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/47708/receipt.json