Chain of custody receipt

Source #12712

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 — Collins Aerospace (2021-02-08)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Collins%20Aerospace%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2021-02-08
EntityCollins Aerospace
Captured2026-04-23T06:38:19.540Z UTC
Hash computed at2026-04-23T06:38:19.540Z UTC
SHA-256ebc8022a58e0d751287363d44c9b1fbf2add5d95608baaf5c4b886afec524ee6
Content length60,666 bytes
Content preview (first 800 chars)
{"took":363,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":391,"relation":"eq"},"max_score":18.070257,"hits":[{"_index":"edgar_file","_id":"0000101829-20-000071:utx-20200930.htm","_score":18.070257,"_source":{"ciks":["0000101829"],"period_ending":"2020-09-30","file_num":["001-00812"],"display_names":["RAYTHEON TECHNOLOGIES CORP (RTX) (CIK 0000101829)"],"xsl":null,"sequence":1,"root_forms":["10-Q"],"file_date":"2020-10-27","biz_states":["MA"],"sics":["3724"],"form":"10-Q","adsh":"0000101829-20-000071","film_num":["201264602"],"biz_locations":["Waltham…

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/12712/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/12712/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/12712/receipt.json