Chain of custody receipt

Source #10895

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 — National Economic Council (NEC) (2020-08-25)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22National%20Economic%20Council%20(NEC)%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2020-08-25
EntityNational Economic Council (NEC)
Captured2026-04-16T03:12:45.627Z UTC
Hash computed at2026-04-16T03:12:45.627Z UTC
SHA-256285b5a8f5f6d8f92772224ed8b1fede157b6040f4842ca344b1de855dbb52972
Content length10,342 bytes
Content preview (first 800 chars)
{"took":1781,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":16,"relation":"eq"},"max_score":18.594902,"hits":[{"_index":"edgar_file","_id":"0001065059-11-000025:R15.xml","_score":18.594902,"_source":{"ciks":["0001065059"],"period_ending":"2011-03-31","file_num":["001-14287"],"display_names":["USEC INC (LEU) (CIK 0001065059)"],"xsl":null,"sequence":20,"root_forms":["10-Q"],"file_date":"2011-05-04","biz_states":["MD"],"sics":["1400"],"form":"10-Q","adsh":"0001065059-11-000025","film_num":["11809810"],"biz_locations":["Bethesda, MD"],"file_type":"XML","file_description":"IDEA: COMMITMENTS AND…

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/10895/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/10895/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/10895/receipt.json