Chain of custody receipt

Source #66221

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: 10-K — CoreCivic, Inc. (2021-02-22)
Original URLhttps://www.sec.gov/Archives/edgar/data/1070985/000156459021007050/0001564590-21-007050-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2021-02-22
EntityCoreCivic
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-06-01T00:45:27.961Z UTC
SHA-2566060fff12c7fff3ee59c8daefb90698e89ec9fe3167e5ccf92514bd6f8916dd3
Content length568 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0001070985"
  ],
  "period_ending": "2020-12-31",
  "file_num": [
    "001-16109"
  ],
  "display_names": [
    "CoreCivic, Inc.  (CXW)  (CIK 0001070985)"
  ],
  "xsl": null,
  "sequence": 1,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2021-02-22",
  "biz_states": [
    "TN"
  ],
  "sics": [
    "6798"
  ],
  "form": "10-K",
  "adsh": "0001564590-21-007050",
  "film_num": [
    "21658522"
  ],
  "biz_locations": [
    "Brentwood, TN"
  ],
  "file_type": "10-K",
  "file_description": "10-K",
  "inc_states": [
    "MD"
  ],
  "items": []
}

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/66221/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/66221/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/66221/receipt.json