// Chain of custody receipt

Source #1

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.

Title	Research: Peter Thiel - SEC filing
Original URL	https://efts.sec.gov/LATEST/search-index?q=%22Peter%20Thiel%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
Publication	Public Record Research
Source type	`web_search`
Date	2024
Entity	Peter Thiel
Captured	2026-04-05T07:27:53.122Z UTC
Hash computed at	2026-04-05T07:27:53.122Z UTC
SHA-256	`fb705e045ced10e120f5d97ac9cdab36c0ca14a11ad647f1ce8f5a82cbc5f04c`
Content length	68,374 bytes

Content preview (first 800 chars)

{"took":167,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":204,"relation":"eq"},"max_score":24.363197,"hits":[{"_index":"edgar_file","_id":"0001104659-21-023845:tm216740d3_sc13g.htm","_score":24.363197,"_source":{"ciks":["0001816590","0001211060"],"period_ending":null,"file_num":["005-92194"],"display_names":["COMPASS Pathways plc (CMPS) (CIK 0001816590)","THIEL PETER (CIK 0001211060)"],"xsl":null,"sequence":1,"root_forms":["SC 13G"],"file_date":"2021-02-16","biz_states":["X0","CA"],"sics":["2834"],"form":"SC 13G","adsh":"0001104659-21-023845","film_num":["21637726"],"biz_locations":["Chesire, X0","West Hollywood, CA"],"file_type":"SC 13G","file_description":"SC…

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:

Take the URL field and the original document content.
Concatenate url + '\n' + content and SHA-256 it.
Compare to the SHA-256 row above.

Or POST the candidate content to /source/1/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/1/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/1/receipt.json