Chain of custody receipt

Source #5862

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 — Fidelity Management & Research Company (2017-02-21)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Fidelity%20Management%20%26%20Research%20Company%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2017-02-21
EntityFidelity Management & Research Company
Captured2026-04-12T23:12:53.701Z UTC
Hash computed at2026-04-12T23:12:53.701Z UTC
SHA-2565d940390676ef302bd7144e527d7385960e8cc5c033ab61bb55f471ad68da43c
Content length62,754 bytes
Content preview (first 800 chars) 
{"took":1668,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":10000,"relation":"gte"},"max_score":14.897764,"hits":[{"_index":"edgar_file","_id":"0001374310-17-000006:exhibit1018.htm","_score":14.897764,"_source":{"ciks":["0001374310"],"period_ending":"2016-12-31","file_num":["001-34774"],"display_names":["CBOE Holdings, Inc. (CBOE) (CIK 0001374310)"],"xsl":null,"sequence":4,"root_forms":["10-K"],"file_date":"2017-02-21","biz_states":["IL"],"sics":["6200"],"form":"10-K","adsh":"0001374310-17-000006","film_num":["17624158"],"biz_locations":["Chicago, IL"],"file_type":"EX-10.18","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/5862/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/5862/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/5862/receipt.json