> For the complete documentation index, see [llms.txt](https://docs.matrix.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.matrix.io/bi-weekly-reports/2nd-report-of-may-2026.md).

# 2nd Report Of May 2026

### Mainnet Performance

* Validator Nodes: 102
* Miner Nodes: 1139
* New Wallets: 55+

### Project Updates

#### 1. EEG-Centric PSG Format Standard (Extensible)

**1.1 Time Synchronization Mechanism Preliminary Research**

* **Establish** device time calibration mechanism
* **Test** multi-device time offset compensation scheme
* **Implement** millisecond-level Timestamp infrastructure
* **Design** unified Time Sync API

**1.2 EEG Basic Data Analysis Preprocessing**

**Preliminary Implementation:**

* EEG noise filtering
* Basic Artifact Removal
* Signal stability detection

**Build** EEG Channel Mapping test module

**Test** electrode arrangement compatibility of different devices

#### 2. On-Chain Data Assetization (RWA) and PSG Upgrade Path

**2.1 Biological Data Metadata Infrastructure**

**Establish Metadata basic fields:**

* Device Manufacturer
* Firmware Version
* Sensor Type
* Battery Status

**Define** Session Metadata description structure

#### 3. Data Quality Assessment Framework (V1 Initial Version)

#### 4. Device Signatures and Data Credibility (Anti-Fraud Mechanism)

#### 5. Others<br>