Chain of custody receipt

Source #12704

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 — NexTech Solutions (2010-04-16)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22NexTech%20Solutions%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2010-04-16
EntityNexTech Solutions
Captured2026-04-23T06:38:15.501Z UTC
Hash computed at2026-04-23T06:38:15.501Z UTC
SHA-2567e6d2637291a58ba189cce96428632e77f392dd4da33202431da6837c588a415
Content length6,350 bytes
Content preview (first 800 chars)
{"took":539,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":9,"relation":"eq"},"max_score":6.5151615,"hits":[{"_index":"edgar_file","_id":"0001211524-10-000067:comcamintl10k.htm","_score":6.5151615,"_source":{"ciks":["0001118761"],"period_ending":"2009-12-31","file_num":["000-51763"],"display_names":["COMCAM INTERNATIONAL INC (CIK 0001118761)"],"xsl":null,"sequence":1,"root_forms":["10-K"],"file_date":"2010-04-16","biz_states":["PA"],"sics":["3651"],"form":"10-K","adsh":"0001211524-10-000067","film_num":["10755310"],"biz_locations":["West Chester, PA"],"file_type":"10-K","file_description":"COMCAM…

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/12704/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/12704/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/12704/receipt.json