Chain of custody receipt

Source #72601

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: D — HA Fund I, a series of PRMM Halp Pre-Seed, LP (2021-09-28)
Original URLhttps://www.sec.gov/Archives/edgar/data/1885211/000188521121000001/0001885211-21-000001-index.htm
PublicationSEC EDGAR
Source typesec_filing
Date2021-09-28
EntityHolland America Line PAC
Captured2026-09-28T12:39:00.769Z UTC
Hash computed at2026-09-28T12:39:00.769Z UTC
SHA-25667bb6bbbefbe5bae38b80d98f86df107f28d18705f597dd0591f1515f0c9c4b8
Content length621 bytes
Content preview (first 800 chars)
{
  "ciks": [
    "0001885211"
  ],
  "period_ending": null,
  "file_num": [
    "021-414871"
  ],
  "display_names": [
    "HA Fund I, a series of PRMM Halp Pre-Seed, LP  (CIK 0001885211)"
  ],
  "xsl": "xslFormDX01",
  "schema_version": "X0708",
  "sequence": 1,
  "root_forms": [
    "D"
  ],
  "file_date": "2021-09-28",
  "biz_states": [
    "WA"
  ],
  "sics": [],
  "form": "D",
  "adsh": "0001885211-21-000001",
  "film_num": [
    "211285620"
  ],
  "biz_locations": [
    "Seattle, WA"
  ],
  "file_type": "D",
  "file_description": null,
  "inc_states": [
    "DE"
  ],
  "items": [
    "06B",
    "3C.1"
  ]
}

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/72601/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/72601/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/72601/receipt.json