Chain of custody receipt

Source #4871

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 — Gwynne Shotwell (2017-11-27)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Gwynne%20Shotwell%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2017-11-27
EntityGwynne Shotwell
Captured2026-04-12T17:33:36.153Z UTC
Hash computed at2026-04-12T17:33:36.153Z UTC
SHA-256ecca6e44052231eef30a142e85a831a9999115a9b404ab750e21c982682067f3
Content length14,064 bytes
Content preview (first 800 chars) 
{"took":163,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":23,"relation":"eq"},"max_score":38.443645,"hits":[{"_index":"edgar_file","_id":"0001144204-13-057839:v357024_ex10-5.htm","_score":38.443645,"_source":{"ciks":["0001418819"],"period_ending":"2013-09-30","file_num":["001-33963"],"display_names":["Iridium Communications Inc. (IRDM) (CIK 0001418819)"],"xsl":null,"sequence":6,"root_forms":["10-Q"],"file_date":"2013-10-31","biz_states":["VA"],"sics":["3669"],"form":"10-Q","adsh":"0001144204-13-057839","film_num":["131180775"],"biz_locations":["Mclean, VA"],"file_type":"EX-10.5","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/4871/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/4871/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/4871/receipt.json