Chain of custody receipt

Source #73053

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 — NuStar Energy L.P. (2019-02-28)
Original URLhttps://www.sec.gov/Archives/edgar/data/1110805/000111080519000049/0001110805-19-000049-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2019-02-28
EntityNustar Energy L.P. (Nustar PAC)
Captured2026-09-28T12:52:54.403Z UTC
Hash computed at2026-09-28T12:52:54.403Z UTC
SHA-25611dc496b2af42084775ee614d47aa8d8c2885f6a95265b4b2fab9f3bf8fdc05c
Content length566 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0001110805"
  ],
  "period_ending": "2018-12-31",
  "file_num": [
    "001-16417"
  ],
  "display_names": [
    "NuStar Energy L.P.  (CIK 0001110805)"
  ],
  "xsl": null,
  "sequence": 1,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2019-02-28",
  "biz_states": [
    "TX"
  ],
  "sics": [
    "4610"
  ],
  "form": "10-K",
  "adsh": "0001110805-19-000049",
  "film_num": [
    "19642594"
  ],
  "biz_locations": [
    "San Antonio, TX"
  ],
  "file_type": "10-K",
  "file_description": "10-K",
  "inc_states": [
    "DE"
  ],
  "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/73053/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/73053/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/73053/receipt.json