Chain of custody receipt

Source #5998

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 — Jim Messina (2015-11-10)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Jim%20Messina%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2015-11-10
EntityJim Messina
Captured2026-04-12T23:13:50.392Z UTC
Hash computed at2026-04-12T23:13:50.392Z UTC
SHA-25648bb1adec355027535ab1b910255022753f5865b7ceaa1d6aef08ad7a1e010f0
Content length5,572 bytes
Content preview (first 800 chars) 
{"took":1856,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":8,"relation":"eq"},"max_score":22.39321,"hits":[{"_index":"edgar_file","_id":"0001628280-25-021129:lnza-20241231.htm","_score":22.39321,"_source":{"ciks":["0001843724"],"period_ending":"2024-12-31","file_num":["001-40282"],"display_names":["LanzaTech Global, Inc. (LNZA, LNZAW) (CIK 0001843724)"],"xsl":null,"sequence":1,"root_forms":["10-K"],"file_date":"2025-04-30","biz_states":["IL"],"sics":["2860"],"form":"10-K/A","adsh":"0001628280-25-021129","film_num":["25896281"],"biz_locations":["Skokie…

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/5998/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/5998/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/5998/receipt.json