beside block chain it's there a new and more advance

Yes, while blockchain has been a significant innovation in the field of decentralized and distributed ledger technologies, there are several emerging technologies and concepts that build upon or offer alternatives to blockchain. Some of these include:

**Directed Acyclic Graph (DAG)**: Unlike blockchain, which organizes data in a sequential chain, DAG allows for data to be structured in a more web-like format. This can lead to higher scalability and faster transactions. Examples include IOTA and Nano.

**Hashgraph**: This is a consensus algorithm that works similarly to DAG but features a unique method of achieving consensus without traditional mining. It claims to provide speed, fairness, and security.

**Holochain**: It offers a framework for building decentralized applications that don't require a central ledger. Each agent in a Holochain ecosystem has their own chain, and applications can work without a global state.

**Federated Learning**: While not a direct replacement for blockchain, federated learning allows for decentralized data processing and machine learning, where models are trained across multiple devices or servers without sharing raw data. This enhances privacy and reduces data transfer costs.

**Zero-Knowledge Proofs (ZKPs)**: This cryptographic method allows one party to prove that they know a value without revealing the value itself. ZKPs can be used in conjunction with various technologies to enhance privacy and security.

**Sidechains and Layer 2 Solutions**: These technologies aim to improve blockchain scalability by processing transactions off the main chain while still benefiting from its security. Examples include Lightning Network for Bitcoin and various Ethereum scaling solutions.

**Decentralized Identifiers (DIDs)**: These allow for self-sovereign identities managed by individuals rather than centralized authorities, enhancing privacy and control over personal data.

**Quantum Computing**: Though still in its early stages, the future advancements in quantum computing could impact the landscape of cryptography and blockchain technologies, leading to new consensus algorithms and security measures.

These technologies and concepts are continuously evolving, and their effectiveness often depends on the specific use case or application.