Chain of custody receipt

Source #15308

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 — Oculus VR (2013-12-27)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Oculus%20VR%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2013-12-27
EntityOculus VR
Captured2026-04-23T08:59:55.823Z UTC
Hash computed at2026-04-23T08:59:55.823Z UTC
SHA-25679bb411f7d25ef34eca8eccaa1b9cf6686d65334b4b4ebe0603c9f0bf0c679b4
Content length24,430 bytes
Content preview (first 800 chars)
{"took":5659,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":41,"relation":"eq"},"max_score":27.483774,"hits":[{"_index":"edgar_file","_id":"0001209191-14-048762:doc4.xml","_score":27.483774,"_source":{"ciks":["0001326801","0001160077"],"period_ending":"2014-07-21","file_num":["001-35551"],"display_names":["Facebook Inc (META) (CIK 0001326801)","Andreessen Marc L (CIK 0001160077)"],"xsl":"xslF345X03","schema_version":"X0306","sequence":1,"root_forms":["4"],"file_date":"2014-07-23","biz_states":["CA"],"sics":["7370"],"form":"4","adsh":"0001209191-14-048762","film_num":["14989866"],"biz_locations":["Menlo Park, CA",""],"file_type":"4","file_description":"FORM 4…

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/15308/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/15308/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/15308/receipt.json