Chain of custody receipt

Source #45133

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 — Invesco Ltd (2013-02-22)
Original URLhttps://efts.sec.gov/LATEST/search-index?q=%22Invesco%20Ltd%22&dateRange=custom&forms=4,SC%2013D,SC%2013G,DEF%2014A,10-K,10-Q
PublicationSEC EDGAR
Source typesec_filing
Date2013-02-22
EntityInvesco Ltd
Captured1970-01-01T00:00:00.000Z UTC
Hash computed at2026-05-13T05:01:59.649Z UTC
SHA-256f1bc1661a811dc1d911b1ff51585bf5750e0d33ab98e7b1a20911039fbd4c6b0
Content length574 bytes
Content preview (first 800 chars) 
{
  "ciks": [
    "0000914208"
  ],
  "period_ending": "2012-12-31",
  "file_num": [
    "001-13908"
  ],
  "display_names": [
    "Invesco Ltd.  (IVZ)  (CIK 0000914208)"
  ],
  "xsl": null,
  "sequence": 3,
  "root_forms": [
    "10-K"
  ],
  "file_date": "2013-02-22",
  "biz_states": [
    "GA"
  ],
  "sics": [
    "6282"
  ],
  "form": "10-K",
  "adsh": "0000914208-13-000308",
  "film_num": [
    "13633480"
  ],
  "biz_locations": [
    "Atlanta, GA"
  ],
  "file_type": "EX-23.1",
  "file_description": "EXHIBIT 23.1",
  "inc_states": [
    "D0"
  ],
  "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/45133/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/45133/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/45133/receipt.json