
HashLog
Hashlog is a data verification service that leverages the Hedera Consensus Service (HCS) to create immutable events or data logs. It enables applications and enterprises to submit messages to the HCS, where each message receives a consensus timestamp from the Hedera network, ensuring its integrity and order. This process provides a secure and transparent "proof-of-action" or "proof-of-event" capability.
Its core functionality offers a data trail for on-chain information. Once data is logged via Hashlog to the HCS, it cannot be altered or retrospectively tampered with, providing a high degree of data integrity. This is particularly useful for use cases requiring regulatory compliance, dispute resolution, or the tracking of critical operational processes. Developers integrate Hashlog systems using APIs or SDKs.
By utilizing Hedera, Hashlog provides decentralized trust, cryptographic verification, and public accessibility (if desired) for the logged information. Its applications span across multiple domains, including supply chain management for tracking goods, IoT data streams for device event verification, and legal tech for timestamping documents.
Project Information
Related Projects

Taskbar is a decentralized freelance marketplace and gig-economy platform built on the Hedera blockchain network. It connects clients with freelancers for on-demand tasks and services in a more efficient, transparent, and equitable Web3 environment. It acts as an alternative to traditional freelance websites by addressing issues such as high commission fees and slow payment settlements.
Taskbar facilitates payments in HBAR, USDC, and other Hedera-based tokens, enabling near-instant settlement directly to a freelancer's wallet. A key feature is its on-chain escrow system, where funds for a job are locked in a smart contract and released automatically upon successful completion of the task, ensuring security for both parties. It also boasts a gamified reputation system implemented to build trust and incentivize positive user behavior.
To enhance transparency and trust, Taskbar utilizes the Hedera Consensus Service (HCS) to create an immutable and auditable log of all critical platform activities, including task creation, proposals, and reviews. This forms the basis of a verifiable on-chain reputation system for freelancers.

NOWPayments is a non-custodial cryptocurrency payment gateway that was founded in 2019. Its mission is to make it easy for businesses to accept a wide variety of cryptocurrencies, with a focus on providing a seamless and secure payment experience.
The core of NOWPayments' service is a platform that allows merchants to accept over 300 different cryptocurrencies, including stablecoins, and to receive payments in their preferred fiat currency. The platform offers a range of integration options, including APIs, e-commerce plugins, and donation widgets. A key feature of the platform gives users the ability to offer automatic coin conversion, which allows merchants to accept a variety of cryptocurrencies without having to manage multiple wallets. The platform also offers a mass payments solution, which enables businesses to send payments to multiple recipients in various cryptocurrencies.
NOWPayments has a direct integration with the Hedera network, providing full support for HBAR and other Hedera-based tokens. This allows merchants using the NOWPayments platform to accept HBAR as a form of payment.
HashScan is a blockchain explorer and analytics platform specifically designed for the Hedera network. It provides users with real-time data and insights into transactions, accounts, tokens, and smart contracts operating within the Hedera ecosystem. As a valuable tool for developers, investors, and enthusiasts, HashScan enables searching, tracking, and analysis of various aspects of Hedera's distributed ledger technology. Users can conduct search operations across the Hedera networks, including Mainnet, Testnet, and/or Previewnet.
The platform offers a comprehensive suite of services, including detailed transaction tracking, comprehensive account information, specific token details, and smart contract verification capabilities. It also provides broader network statistics.
HashScan is a non-custodial platform, serving as a read-only interface to public Hedera network data. As such, users can connect Hedera native wallets or MetaMask to manage account preferences, update staking settings, associate HTS tokens, and claim airdrops directly from the explorer. Additionally, improved search functionality allows finding tokens by name, and users can download their transaction history.
SCB TechX is a subsidiary of SCBX Group, the parent company of Thailand’s first bank, the Siam Commercial Bank (SCB). Its focus is on the development of digital technology solutions, applications, and platform-as-a-service offerings.
The company provides a range of services, including technology consulting, integrated solution development, and technology infrastructure and digital platforms management. With key applications and services including data analytics and AI solutions such as its TechX Data Platform for enterprises.
SCB TechX also specializes in cybersecurity, digital identity verification know your customer services (eKYC), and the development of enterprise-level apps and mobile banking solutions.
The firm leverages blockchain technology for cross-border payment initiatives and central bank digital currency (CBDC) research and the exploration of stablecoin use cases for cross-border remittances using Distributed Ledger Technology (DLT) on the Hedera network in order to streamline international remittances, reduce costs, and provide massive improvements to transparency and settlement speed compared to traditional finance (TradFI) methods.
