Hot Interaction Collection | Cascade Early Access Application; OpenMind Adds Badge Tasks (December 17)

Odaily星球日报Published on 2025-12-17Last updated on 2025-12-17

Abstract

Hot Interaction Roundup: Cascade Early Access and OpenMind Badge Tasks (Dec 17) Cascade, a crypto brokerage platform, is now accepting early access applications. It offers 24/7 trading of U.S. stocks and crypto perpetual contracts with a single margin account. Users can apply via X (Twitter) and Google email, and join the Discord to claim OG roles. OpenMind, founded by a Stanford professor, is building a universal OS and decentralized network for smart machines. It recently added new badge tasks: users can sign up with Google, verify with World Coin for a Personhood badge, and connect a Backpack wallet for another badge. Altius, a modular execution stack developer, launched a Web3 knowledge quiz with Open Academy. Participants can complete three course levels and social tasks for a chance to win limited edition boxes or OA tokens. The event runs until December 23.

Original | Odaily Planet Daily (@OdailyChina)

Author | Asher (@Asher_ 0210)

Cascade: 24/7 US Stock Trading + Cryptocurrency Perpetual Contract Trading

Project Introduction

Cascade is an encrypted brokerage firm, offering a brokerage-style trading application that operates 24/7, supporting perpetual contract trading for cryptocurrencies, US stocks, and private assets. Users can directly link their bank accounts to complete perpetual trading, portfolio-based lending, and asset transfers within a single margin account.

According to ROOTDATA data, Citrea completed a $15 million financing round, receiving investments from Polychain, Coinbase Ventures, and others.

Interaction Tutorial

STEP 1. Go to the official website (Link: https://cascade.xyz/join), fill in your personal X account and Google email to complete the early access application (limited-time task).

STEP 2. Join the official Discord community (Link: https://discord.com/invite/cascade-xyz) and claim the OG role (limited-time task).

OpenMind: Building a Universal Operating System and Decentralized Collaboration Network for Intelligent Machines

Project Introduction

OpenMind, founded by Stanford University Professor Jan Liphardt, is dedicated to building a universal operating system and decentralized collaboration network for intelligent machines, enabling robots from different manufacturers and of different forms to securely trust each other, share information, and collaborate globally.

In early August this year, OpenMind announced the completion of a $20 million financing round, led by Pantera Capital, with participation from Ribbit, Sequoia, Coinbase Ventures, DCG, Lightspeed Faction, Anagram, Pi Network Ventures, Topology, Primitive Ventures, Amber Group, and several other institutions and renowned angel investors.

Interaction Tutorial

STEP 1. Go to the interaction website (Link: https://fabric.openmind.org/sign-in) and register using your Google email.

STEP 2. After installing the World Coin software on your phone, click "Personhood" and follow the process to register and receive the badge.

STEP 3. After installing the Backpack software on your phone and registering your personal wallet, click "Backpack", scan the QR code to connect, and receive the badge.

Altius: Committed to Developing a Virtual Machine-Agnostic Modular Execution Stack

Project Introduction

Altius is a set of high-performance on-chain execution infrastructure for the future, co-founded by former Hudson River Trading software engineer Anit Chakraborty and former Amber Group managing partner Annabelle Huang. It is committed to developing a virtual machine (VM)-agnostic modular execution stack.

In mid-February this year, Altius announced the completion of an $11 million Pre-Seed funding round, led by Founders Fund and Pantera, with participation from Archetype, Reforge, DCG, and others.

Interaction Tutorial

On December 13th, Altius, in collaboration with Open Academy, launched a Web3 knowledge test activity. 5 users can win limited edition Altius gift boxes, and 200 users can each receive 200 OA tokens. The deadline is December 23rd.

STEP 1. Go to the interaction website (Link: https://www.altiuslabs.xyz/blog/altius-x-open-academy-educational-course) and click the location shown below to jump to the Telegram link.

STEP 2. After entering the TG mini-app, click "Start learning". Complete the 3-level course tasks as prompted, then click "Open" below and complete the social tasks in order.

Related Questions

QWhat is Cascade and what services does it offer?

ACascade is a crypto brokerage firm that provides a 24/7 trading application. It supports perpetual contract trading for cryptocurrencies, US stocks, and private assets. Users can link their bank accounts and perform perpetual trading, portfolio-based lending, and asset transfers within a single margin account.

QHow can users apply for early access to Cascade?

AUsers can apply for early access by visiting the official website (https://cascade.xyz/join), providing their X (Twitter) account and Google email address. This is a limited-time task.

QWhat is the main goal of the OpenMind project and who founded it?

AOpenMind aims to build a universal operating system for intelligent machines and a decentralized collaboration network, enabling robots from different manufacturers to securely share information and work together globally. It was founded by Stanford University professor Jan Liphardt.

QWhat are the steps to earn a badge on OpenMind platform?

ATo earn a badge on OpenMind, users must first register on the interaction website (https://fabric.openmind.org/sign-in) using a Google email. Then, they can obtain a badge by either: 1) Installing the World Coin app, clicking 'Personhood', and completing the registration process, or 2) Installing and registering a Backpack wallet, then clicking 'Backpack' and scanning a QR code to connect.

QWhat is the purpose of the Altius project and what recent activity did it announce?

AAltius is developing a virtual machine (VM)-agnostic modular execution stack for high-performance on-chain execution infrastructure. Recently, on December 13th, it launched a Web3 knowledge test activity in collaboration with Open Academy, offering prizes like limited edition gift boxes and OA tokens, which runs until December 23rd.

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