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Hampus
hampus@nostrplebs.com
npub1v4v5...xwu8
Maker of Blixt Wallet, a non-custodial Lightning Wallet https://blixtwallet.github.io Funded by OpenSats. ⚡️ hampus@blixtwallet.com
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hampus 6 days ago
I am happy to announce BcashJr Wallet! A Bitcoin and Knots/Blake-chain coin splitter. BcashJr Wallet is a self-custodial wallet for Windows, macOS and Linux that lets you split your Bitcoin and Blake-chain coins using Blake-chain’s replay protection, SIGHASH_UNIFIED. You can send the Blake coins to yourself or directly to an exchange that supports them. The Blake-side transaction is invalid on Bitcoin, so your BTC coins stay in place. Once the split confirms, you can send your Bitcoin back to your normal wallet. The wallet code has been security reviewed by ChatGPT 5.6 Sol and Kimi 3. Usage guide: 1. Create a fresh wallet, write down the recovery phrase offline, and send a small amount of BTC to its receive address. 2. Sync and check that the deposit also appears on Blake-chain. It may be replayed automatically. If it isn’t, the built-in replay panel can attempt to replay the funding transaction. This only works if the transaction is valid on Blake-chain. 3. Once the deposit has the required confirmations, select the shared coins in the BLAKE panel and send them to yourself or to an exchange’s Blake-chain deposit address. This is the split. 4. Wait until the wallet shows the split as confirmed, then send your BTC from the Bitcoin panel back to your normal wallet. Notes and recommendations: - Send in small amounts! This is a desktop hot wallet and therefore carries risk. Send small amounts, split the coins, and then send back the BTC to your normal wallet, then repeat. - Use a fresh recovery phrase. Importing the seed from your normal Bitcoin wallet is not recommended. - Remember your password. This is used to encrypt the wallet on disk. - Use coin control when funding the wallet. Check that every selected input also exists and is unspent on Blake-chain. - Check Blake-chain transactions on - Syncing is manual. Don't spam the sync button as you can get rate-limited by mempool.space (Bitcoin backend) and mempool.guide (Blake backend). - Sell your Blake-coins on https://neoxa.exchange, which has BTC, USDC, and USDT pairings. - Every selected UTXO is spent in full. Everything goes to one destination, minus fees, with no change output. Have fun stacking more BTC! Special thanks to @nitesh and @npub1hvw0...5e8q for helping test the wallet. image
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hampus 3 months ago
Today, I'm happy to announce Noah. ⛵ It's a Bitcoin wallet that @nitesh and I have been working on, using the Bitcoin Ark protocol via @Second. Noah and the Ark protocol allow easy onboarding, Lightning Address support, easy backups, fast payments, and much more, while staying trust-minimized. With Noah, you can easily pay and receive via Lightning without dealing with channel management and inbound/outbound liquidity constraints. Onboarding is as easy as receiving a Lightning payment. When you onboard, you get an Ark VTXO (akin to a UTXO but offchain) instead of a channel. You can also onboard via onchain and internal Ark payments. Each Noah user gets a Lightning Address that they can use to receive, even offline for Noah->Noah payments. You can restore the wallet securely with just your seed phrase. Noah is available now on mainnet! Please give it a shot and let us know what you think. ⚡️ Download Noah here: image
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hampus 2 years ago
I made a Telegram bot that auto-replies to new or infrequent users. Scammers impersonating devs and DMing users are very common in wallet chat groups. My hope is that this will prevent people from getting scammed. The bot written in Deno and you can easily deploy it on Deno Deploy (or self-host on your own server). Code is released under public domain. The bot is currently live in our Blixt Wallet chat group. Example scenario on how the bot works: ``` User: I need help please Bot: Hi there user. Beware of scammers <Nasty scammer impersonating a dev DMs the user> User: Oh nice, thanks for the heads-up, kind bot. ``` We’ve seen that a welcome message isn't sufficient protection as people just don't read these. Even you make it crystal clear about scammers. My rationale here for the bot is that they will notice if the bot replies directly to the user's message so they get pinged about it. Cheers guys.
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hampus 2 years ago
Kotlin error looking good 😎 image
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hampus 2 years ago
Okay I’m dumb! I changed my Lightning Address on my nostr profile some month ago, but that one is no longer working. Okay should be fixed now, it’s back to ⚡️ hampus@blixtwallet.com
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hampus 2 years ago
Blixt Wallet is back with the final release in the 0.6.x release line, v0.6.9-420. Nice! This version has a new feature for Android, Lightning Box. Lightning Box is a service letting you receive via a Lightning Address non-custodially to your Blixt. Lightning Box works in conjunction with Persistent Mode that was released in Blixt Wallet v0.6.9. For things to work out well, make sure battery optimization is disabled. Battery drain is expected to be low or not noticeable if things go as expected. Reach out if you have issues. The Lightning Box service will forward Lightning Address (LNURL-pay) requests directly to the wallet app on the phone, so it can respond back with an invoice created by the wallet itself. This means that while this service is not a custodian, there is still trust involved. Lightning Box is free and open-source software and anyone can choose to run their own service provider. In Blixt Wallet settings, you can easily change the server to your own. The Blixt Wallet project will host a Lightning Box instance for @blixtwallet.com addresses. A draft bLIP specification for the inner workings of this protocol can be found here: It is built using Lightning P2P messages, so any lightning node wallet implementation can choose to implement this protocol. That's all for now. Cheers and Happy Blixting! 🟡⚡️