Chain of custody receipt

Source #9824

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 — Invariant LLC (2026-03-31)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Invariant%20LLC%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2026-03-31
EntityInvariant
Captured2026-04-13T21:35:26.943Z UTC
Hash computed at2026-04-13T21:35:26.943Z UTC
SHA-2568e9b4b7e976584dc330367b6acc0bf8a335923f0e58c98e81dc41137a2f967fc
Content length2,455 bytes
Content preview (first 800 chars)
{"took":1151,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":2,"relation":"eq"},"max_score":17.158863,"hits":[{"_index":"edgar_file","_id":"0001628280-25-024755:achr-51opinionsx3asrvend.htm","_score":17.158863,"_source":{"ciks":["0001824502"],"period_ending":"2025-03-31","file_num":["001-39668"],"display_names":["Archer Aviation Inc. (ACHR, ACHR-WT) (CIK 0001824502)"],"xsl":null,"sequence":"2","root_forms":["10-Q"],"file_date":"2025-05-12","biz_states":["CA"],"sics":["3721"],"form":"10-Q","adsh":"0001628280-25-024755","film_num":["25935866"],"biz_locations":["San Jose…

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/9824/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/9824/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/9824/receipt.json