Chain of custody receipt

Source #5381

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 — Greater Memphis Chamber (2022-03-30)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Greater%20Memphis%20Chamber%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typeweb_search
Date2022-03-30
EntityGreater Memphis Chamber
Captured2026-04-12T17:40:23.090Z UTC
Hash computed at2026-04-12T17:40:23.090Z UTC
SHA-25678d8ec9046432ec577bdcb57fc69ef147a1452e0bb70caeb24e300596d1083ff
Content length3,033 bytes
Content preview (first 800 chars)
{"took":2375,"timed_out":false,"_shards":{"total":50,"successful":50,"skipped":0,"failed":0},"hits":{"total":{"value":3,"relation":"eq"},"max_score":5.2207355,"hits":[{"_index":"edgar_file","_id":"0001140361-22-011707:brhc10035299_10k.htm","_score":5.2207355,"_source":{"ciks":["0001846136"],"period_ending":"2021-12-31","file_num":["001-40716"],"display_names":["Riverview Acquisition Corp. (CIK 0001846136)"],"xsl":null,"sequence":1,"root_forms":["10-K"],"file_date":"2022-03-30","biz_states":["TN"],"sics":["6770"],"form":"10-K","adsh":"0001140361-22-011707","film_num":["22783042"],"biz_locations":["Memphis…

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/5381/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/5381/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/5381/receipt.json