Public Accountability Chain Logo

Public Accountability Chain

Powered by Unification

Total incidents 60,726
| La Habra, California

Matthew Tuan Tran, 22, from La Habra, California, on 6 August 2021

Victim Info

  • Matthew Tuan Tran
  • Asian/Pacific Islander
  • 22
  • Male


A woman called 911, saying that she was being followed by someone. The dispatcher instructed the caller to come to the police department. officers responded at approximately 7:04 p.m. to the front entrance of the police station. Officers were ready, expecting the woman at the front of the station. There was exchange of gunfire, and police shot and killed Matthew Tuan Tran, and an officer was wounded.

Additional Evidence

  • Matthew Tuan Tran
  • 22
  • Male
  • Asian/Pacific Islander
  • Asian/Pacific Islander
  • Not imputed
  • 150 N. Euclid St.
  • La Habra
  • CA
  • 90631
  • Orange
  • 150 N. Euclid St. La Habra CA 90631 Orange
  • La Habra Police Department
  • Pending investigation


Source ID: 30724 - Fatal Encounters


Mainchain details

The BEACON hash was timestamped at and successfully submitted to Mainchain. The BEACON Timestamp ID is 60877. Submitted in Mainchain Tx CC4394A4F668CA6B81F956434DE23DD3DCE3FE44F541D2972E02033A95C1A4E3, at block height 6979109

Transaction details

Tx CC4394A4F668CA6B81F956434DE23DD3DCE3FE44F541D2972E02033A95C1A4E3
Sent from: und1hf4jjflctvxcfxh5mc47yqvugwcugm9xzevszk
Public Key Type: tendermint/PubKeySecp256k1
Public Key: A675rrH9WWpxIibCwaEs18WyVdsrByOXRqVay8/b8hGh
Signature: 4TbpctIYDqCiurxfy/ep+Xa4a0tWtHJFsGZepU/52Hhj/ZHh+jMrvBuvStGS31dedu0aGEOy5aFJmHadNcuLJA==
Raw Tx data:

Hash Comparison

Hash stored in database: e594a0c7730d4fc110ecf04da545dadc2784f625aeab6e20615e35bea59f1d03

Hash from Mainchain Tx: e594a0c7730d4fc110ecf04da545dadc2784f625aeab6e20615e35bea59f1d03

Dynamically generated hash: c58179f7810e6c819e62e10342d01f9fa717b19a451a4585eafbc7656f8664c6

Hashes Match?

How is the comparison calculated?

The hash stored in the database is used as the identifier for this report, and can be seen in the URL. The hash from the Mainchain Tx is the hash sent to and stored on Mainchain. Finally, the "generated hash" is generated each time this page is loaded, using the same data used for the hash submitted to Mainchain.

Raw data used to generate the hash, using the Node.js crypto.createHash('sha256') algorithm: