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Total incidents 61,234
| Guadalupe, California

Juan Luis Olvera-Preciado, 59, from Guadalupe, California, on 22 August 2021

Victim Info

  • Juan Luis Olvera-Preciado
  • Unknown
  • 59
  • Male


Police were on patrol and reportedly recognized someone with an outstanding felony arrest warrant. An officer then fired his weapon at the individual, for an unknown reason, and instead hit an uninvolved resident sitting in a vehicle. The officer killed Juan Luis Olvera-Preciado.

Additional Evidence

  • Juan Luis Olvera-Preciado
  • 59
  • Male
  • Unknown race
  • 100 Obispo Street
  • Guadalupe
  • CA
  • 93434
  • Santa Barbara
  • Guadalupe Police Department
  • CA0420100
  • Gunshot
  • Pending investigation
  • No known charges
  • No
  • Unarmed/Did Not Have Actual Weapon
  • no object
  • other
  • not fleeing
  • no
  • 7110
  • Rural
  • None/Unknown
  • no reason, bystander


Source ID: 9494 - Mapping Police Violence

Cross References

This report has possible entries from multiple sources


Mainchain details

The BEACON hash was timestamped at and successfully submitted to Mainchain. The BEACON Timestamp ID is 60919. Submitted in Mainchain Tx 487E7CD252BD5B8AC021BD48CD49C2F106C277023ECA9734F1FA7EC6E6222E6B, at block height 6986252

Transaction details

Tx 487E7CD252BD5B8AC021BD48CD49C2F106C277023ECA9734F1FA7EC6E6222E6B
Sent from: und1hf4jjflctvxcfxh5mc47yqvugwcugm9xzevszk
Public Key Type: tendermint/PubKeySecp256k1
Public Key: A675rrH9WWpxIibCwaEs18WyVdsrByOXRqVay8/b8hGh
Signature: eB96jd6bH1x6s2k4B5uyBblRfi+pTiOndI9q+RypZVhVpdnZ2Yn2SqesXRplK4z3nZQKvoDgIW6xl9c7FK2qUw==
Raw Tx data:

Hash Comparison

Hash stored in database: 07c84841ac48937d41975d6c1ad8ede83d55e71987c3b699b4c368e02582e438

Hash from Mainchain Tx: 07c84841ac48937d41975d6c1ad8ede83d55e71987c3b699b4c368e02582e438

Dynamically generated hash: 07c84841ac48937d41975d6c1ad8ede83d55e71987c3b699b4c368e02582e438

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: