Chain of custody receipt

Source #6129

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.

TitleFederal procurement records via POGO analysis
Original URLhttps://www.fpds.gov/downloads/Version_1.4_specs/FPDSNG_DataDictionary_V14_OT.pdf
PublicationDirected Inquiry — Web Search
Source typeweb_search
Date2025-09-01
EntityQuantico Tactical
Captured2026-04-12T23:17:08.332Z UTC
Hash computed at2026-04-12T23:17:08.332Z UTC
SHA-2568082fe7547f947c7ada98fc2c4870ad8f6d7a1bf9a64106f3b5587b9d6a53ba2
Content length91 bytes
Content preview (first 800 chars) 
Border Patrol awarded Quantico Tactical $99,999.96 for chemical munitions in September 2025

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/6129/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/6129/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/6129/receipt.json