# 🧾 Casper Testnet Quarterly Report – Q4 2025
**Author:** Furkan Ahmet Kara (Black Staking)
**Date:** January 2026
**Network:** Casper Testnet
**Validator Name:** Black Staking Testnet
**Validator Public Key:** `01c26fa809f1a4a5949d899137c76fd2a261e35c5427036f0fdd6dabc68068e5a1`
**Twitter/X:** [@BlackStaking](https://twitter.com/StakingBlack)
**Telegram:** [@CasperBlackStaking](https://t.me/CasperBlackStaking)
**Website / Blog:** [hackmd.io](https://hackmd.io/@fuahka)

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## 🌐 General Overview

During this quarter, we continued operating a stable and high-performance validator node on the **Casper Testnet**.
Our focus was on maintaining reliability, monitoring network upgrades, and ensuring validator participation in all major testing events.

### Highlights:
- Maintained **99.9% uptime** during Q4
- Actively participated in **Casper Testnet upgrade rounds**
- Regularly contributed to community discussions and bug feedback
- Improved infrastructure monitoring and redundancy

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## ⚙️ Node Performance Metrics

| Metric | Value | Notes |
|--------|--------|-------|
| **Uptime** | 99.9% | Continuous uptime with minor maintenance downtime |
| **Blocks Produced** | ~6,184+ | Verified via on-chain metrics |
| **Validator Weight (Average)** | ~0.94% |retrieved from cspr.live|
| **Total Validator Rewards (Testnet CSPR)** | 6,135.65667 | retrieved from cspr.live |
| **Total Rewards (Testnet CSPR)** | 67,067.16996 | retrieved from cspr.live |

Data can be rerifiev via [cspr.live page](https://testnet.cspr.live/validator/01c26fa809f1a4a5949d899137c76fd2a261e35c5427036f0fdd6dabc68068e5a1)

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## Infrastructure

- Server Specs: 8 vCPU, 32 GB RAM, 3x480 GB NVMe SSD Soft Raid, Bare Metal
- Operating System: Ubuntu 22.04 LTS
- Monitoring: custom scripts
- Backup node configured for failover redundancy with same specs

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## 📊 Monitoring

- **Monitoring tools:** custom scripts
- **Backup node:** Configured and synchronized for failover redundancy
- **Weekly audits:** Review of logs, peer connectivity, and consensus stability

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## 🧩 Community & Contribution

- Shared validator updates and insights on **Twitter/X** under [@StakingBlack](https://twitter.com/StakingBlack)
- Helped new Testnet participants set up and troubleshoot their nodes
- Reported issues during upgrade phases
- Shared a post on social media

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## 🔮 Plans for Next Quarter

- Continue participating actively in testnet
- Develop custom scripts for and log cleanup
- Share node performance analytics publicly
- Maintain and enhance uptime & monitoring accuracy

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## 🧠 Additional Comments

Casper’s Testnet remains an excellent environment for validators to experiment and improve their setups before mainnet deployment.
**Black Staking** is committed to supporting the network’s decentralization and technical growth.

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**Thank you for reading.**
*Furkan from Black Staking – Casper Validator*
💻 [hackmd.io profile](https://hackmd.io/@fuahka)