Chain of custody receipt

Source #66431

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	SEC EDGAR: 4 — SOMPO HOLDINGS, INC. (2017-06-19)
Original URL	https://www.sec.gov/Archives/edgar/data/1582086/000158208617000016/0001582086-17-000016-index.htm
Publication	SEC EDGAR
Source type	`sec_filing`
Date	2017-06-19
Entity	SOMPO Holdings, Inc.
Captured	1970-01-01T00:00:00.000Z UTC
Hash computed at	2026-06-01T01:10:04.158Z UTC
SHA-256	`654e867a3351ce9094d4aad784f18e0f7a750e033a3261967e227947cecd2b72`
Content length	1,017 bytes

Content preview (first 800 chars)

{
  "ciks": [
    "0001582086",
    "0001651653",
    "0001458205",
    "0001179755"
  ],
  "period_ending": "2017-06-15",
  "file_num": [
    "001-36169",
    "001-36169",
    "001-36169"
  ],
  "display_names": [
    "Blue Capital Reinsurance Holdings Ltd.  (CIK 0001582086)",
    "Sompo Japan Nipponkoa Insurance Inc.  (CIK 0001651653)",
    "SOMPO HOLDINGS, INC.  (CIK 0001458205)",
    "ENDURANCE SPECIALTY HOLDINGS LTD  (CIK 0001179755)"
  ],
  "xsl": "xslF345X03",
  "schema_version": "X0306",
  "sequence": 1,
  "root_forms": [
    "4"
  ],
  "file_date": "2017-06-19",
  "biz_states": [
    "D0",
    "M0"
  ],
  "sics": [
    "6331",
    "6331",
    "6331"
  ],
  "form": "4",
  "adsh": "0001582086-17-000016",
  "film_num": [
    "17918671",
    "17918672",
    "17918673"
  ]…

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/66431/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/66431/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/66431/receipt.json