Nicolau Teixeira

Madeira island 🇵🇹 • ES 🇪🇸 • FR 🇫🇷
Anarcho-capitalist (philosophy) 🛡️
Entrepreneur, investor, Bitcoin ₿ 🐝

Public Key

npub1jrr9dlerex7tg8njvc88c60asxnf5dp8hgcerh0q8w3gdyurl48q6s5nwv

NIP-05 Address

nicomteixeira@PlebID.com

NIP-57 Address

nicomteixeira@coinos.io

Profile Code

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Publishing to

nos.lol

nostr.mom

relay.damus.io

Author Public Key

npub1jrr9dlerex7tg8njvc88c60asxnf5dp8hgcerh0q8w3gdyurl48q6s5nwv

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Published at

2025-05-03T07:21:51Z

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0 Metadata

Event JSON

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Last Notes

2025-05-06 16:37:13

- reply

Hell yeah, sir!! No more vanilla nodes, Knots is for those who don’t take random patches from strangers! Hopefully I’ll have mine up and running by summer too. Bet more and let’s gooo!! 🐸 🍀

2025-05-04 17:49:56

- reply

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2025-05-04 17:48:24

The Timechain/"Blockchain" trilemma:
01 - Decentralization
02 - Security
03 - Speed
Solutions being explored:
On-Chain improvements
01 - SegWit (2017): separates signatures to fit more in each block
02 - Block size increase: debated, but risks centralization
Off-Chain innovations
01 - Lightning Network: instant, low-fee payments off-chain
02 - Payment Channels: peer-to-peer transaction paths
03 - Sidechains: parallel chains linked to Bitcoin for more flexibility
But there are trade-offs:
01 - Lightning needs liquidity + user adoption
02 - Bigger blocks risk fewer full nodes = more centralization
03 - Off-chain methods may reduce trustlessness
Scalability is not just about speed.
It’s about preserving Bitcoin’s mission while enabling global use.
Innovation is key - but not at the cost of freedom.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-04 17:06:34

- reply

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2025-05-04 17:05:35

In Bitcoin, ownership and security are based on cryptographic keys — no banks, no intermediaries. Just you and your private key.
How It Works:
01 - Private Key: A secret code that controls your Bitcoin. Never share it.
02 - Public Key: Derived from the private key, used as your address to receive funds.
03 - You sign transactions with your private key. The network verifies them using the public key.
04 - If the signature checks out, the transaction is valid and irreversible.
"Not your keys, not your coins."
If you don’t control the private key, you don’t control the Bitcoin.
Best Practices:
01 - Use offline storage (cold wallets)
02 - Prefer hardware wallets
03 - Keep secure backups
04 - Beware of phishing & malware
If you lose your private key, your Bitcoin is gone - forever.
This is true freedom, but it comes with real responsibility.
Bitcoin hands you financial sovereignty - censorship resistance, independence, and control - but only if you hold your keys.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-04 16:50:12

- reply

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2025-05-04 16:47:18

The Bitcoin network is powered by a decentralized infrastructure of devices called nodes. These nodes validate, verify, and distribute transactions - ensuring the system remains secure, transparent, and censorship-resistant.
Full Nodes:
01 - Store the entire timechain (blockchain)
02 - Independently verify all transactions and blocks
03 - Reject invalid or fraudulent data
Light Nodes:
01 - Store partial data
02 - Rely on full nodes for verification
03 - Faster and use fewer resources, but less independent
Bitcoin nodes are the foundation of financial freedom.
They guard the integrity of the timechain and keep the system decentralized, honest, and unstoppable.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-04 16:37:23

- reply

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2025-05-04 16:33:42

Bitcoin mining is a key process that powers and secures the Bitcoin network. It validates transactions and creates new bitcoins through a decentralized system known as Proof of Work (PoW). Miners use computational power to solve complex math problems, and the first to solve it adds a block to the timechain (blockchain), earning a reward.
Mining ensures:
01 - Network security
02 - Decentralization (no central authority)
03 - Transparency (all transactions are verifiable)
04 - Financial inclusion globally
Economic Impact: Mining generates income, drives tech innovation (like ASIC chips), and supports those in unstable economies.
Environmental Challenges: It consumes a lot of energy, but there's growing adoption of renewable sources.
Scalability Concerns: Mining is getting more complex and expensive, leading to power centralization in large mining pools.
Despite its challenges, mining remains essential for the integrity and future of Bitcoin - a pillar of the digital economy.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-04 16:28:47

- reply

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2025-05-04 16:18:00

The timechain or "blockchain" is a revolutionary technology that records data and transactions in a secure, transparent, and decentralized way. Unlike centralized systems, it relies on thousands of independent nodes validating and storing records through cryptography and a process called mining.
Each block in the timechain contains verified transactions, a timestamp, and a cryptographic link to the previous block - making the system tamper-proof and irreversible. This creates a global, transparent ledger that no single entity controls.
Timechain’s strengths include:
01 - Decentralization (no middlemen or central authority)
02 - Security (resistant to fraud and hacking)
03 - Transparency (public and auditable)
04 - Immutability (records can’t be changed)
It powers Bitcoin and also enables smart contracts, digital identity, supply chain tracking, and more. While challenges like scalability and regulation remain, the timechain is laying the foundation for a more open, trustworthy digital future.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-03 13:34:31

- reply

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2025-05-03 13:33:57

- reply

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2025-05-03 13:32:48

- reply

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2025-05-03 13:32:18

- reply

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2025-05-03 13:31:33

- reply

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2025-05-03 12:16:32

Bitcoin is superior to gold
Both are scarce and valued as stores of value
but Bitcoin goes much further.
21 Points that prove Bitcoin's superiority over gold:
01 - Fixed Supply
Bitcoin has a hard cap of 21 million coins, guaranteed by code and unlike gold, whose supply still grows.
02 - Portability
You can carry millions in Bitcoin in your pocket or even memorize your wallet and gold is heavy and hard to transport.
03 - Easy Storage
Bitcoin can be securely stored in a digital wallet; gold requires vaults, insurance, and physical protection.
04 - 24/7 Global Access
Bitcoin is always online and it can be transacted any time, anywhere in the world.
05- Extreme Divisibility
One bitcoin can be split into 100 million satoshis and gold isn’t nearly as divisible.
06 - Full Transparency
All Bitcoin transactions are public and verifiable on the blockchain and gold lacks this visibility.
07 - Censorship Resistance
No authority can block a Bitcoin transaction and with gold, seizures and restrictions are possible.
08 - Instant Verifiability
Bitcoin’s authenticity can be verified by software and gold requires physical testing and expertise.
09 - Low Transfer Costs
Sending Bitcoin globally costs pennies and transporting gold is expensive and slow.
10 - Global Accessibility
Anyone with internet access can use Bitcoin and many can’t access gold or traditional finance.
11 - Impossible to Counterfeit
Bitcoin is protected by advanced cryptography and gold can be forged or diluted.
12 - Self-Custody Made Simple
You can be your own bank with Bitcoin and holding gold yourself is risky and complex.
13 - Borderless by Nature
Bitcoin crosses borders without restrictions and gold can be taxed, seized, or delayed.
14 - No Need for Third Parties
Bitcoin is peer-to-peer and it doesn’t rely on banks, brokers, or custodians.
15 - High Digital Liquidity
Bitcoin can be exchanged for any currency instantly on thousands of global platforms.
16 - Tech-Enabled Evolution
Bitcoin evolves through upgrades like the Lightning Network and gold is static.
17 - Immune to Monetary Inflation
Bitcoin’s supply is fixed and gold doesn’t stop governments from printing fiat.
18 - No Physical Security Costs
Bitcoin requires no guards or vaults and just strong private key protection.
19 - Financial Inclusion
Bitcoin empowers 1.4 billion unbanked people with just a smartphone and internet.
20 - Easy to Audit
Bitcoin’s total supply is fully auditable and gold reserves are opaque and trust-based.
21 - Born for the Internet
Bitcoin is natively digital and gold doesn’t integrate with the modern digital economy.
1 BTC = 1 BTC
Gold belongs to the past
Bitcoin is the standard of the future.
It's money for the digital age
free, global, and unstoppable.
1 SAT = 1 SAT
The future is already here!
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-03 11:58:49

In recent years, Bitcoin has often been compared to gold, earning the nickname “digital gold.” Like gold, it’s scarce, durable, and globally recognized. But Bitcoin also brings a tech revolution, reshaping how we think about money and value.
Bitcoin's fixed supply of 21 million makes it inflation-resistant, unlike fiat currencies. It's durable (secured by cryptography and the blockchain), easily transferable worldwide, and offers transparency gold can't match.
While gold has long been a safe haven in times of crisis, Bitcoin is emerging as a digital alternative, especially in countries facing inflation and instability. Its decentralized nature protects users from government control, offering true financial freedom.
Though it's still volatile and faces regulatory challenges, Bitcoin is solidifying its role as a store of value and a hedge in uncertain times. It represents not just a new asset, but a shift toward a decentralized, global digital economy.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-03 10:14:02

Bitcoin challenges the way we understand money.
Unlike fiat currencies like the dollar or euro, which are issued by governments and controlled by central banks, Bitcoin is decentralized and has a fixed supply of 21 million coins. This makes it resistant to inflation and monetary manipulation.
Fiat relies on trust in institutions. Bitcoin relies on code, transparency and cryptography. While banks act as intermediaries and gatekeepers, Bitcoin allows direct peer-to-peer transactions with lower fees and no middlemen.
It’s borderless, censorship-resistant, and available to anyone with internet access. For those living under financial restrictions or without access to banks, Bitcoin is more than money - it’s freedom.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-03 05:48:04

Bitcoin is more than just digital money. It’s a new way of thinking about money.
Created by Satoshi Nakamoto, Bitcoin is based on two main ideas: decentralization and financial freedom. It removes the need for banks and middlemen, giving people full control over their money.
Instead of being managed by governments, Bitcoin runs on a global network of users.
This makes it harder to censor, block or inflate.
For many people without access to banks, Bitcoin is a way to join the global economy using just a phone and internet. Its fixed supply of 21 million coins makes it a strong store of value over time.
Bitcoin is not just a technology. It is a peaceful revolution that gives power back to the people.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-02 16:40:58

Bitcoin is the first decentralized digital currency in history, created in 2009 by Satoshi Nakamoto. Its creation marked the beginning of a financial revolution rooted in economic freedom, transparency, and censorship resistance.
The journey began in October 2008 when Satoshi published the whitepaper “Bitcoin: A Peer-to-Peer Electronic Cash System”.
This proposed a new way of transferring value without intermediaries like banks, solving the double-spending problem through what we now call the blockchain, or as Satoshi called it, the timechain.
On January 3rd, 2009, the first block, the Genesis Block, was mined.
Inside it, a message was encoded:
"The Times 03/Jan/2009 Chancellor on brink of second bailout for banks"
That line says everything about Bitcoin’s purpose.
In the early days, Bitcoin was just an experiment among tech enthusiasts.
The first real-world transaction happened on May 22, 2010, when 10,000 BTC were exchanged for two pizzas, now known as Bitcoin Pizza Day.
Satoshi gradually stepped away from the project in 2010, leaving it in the hands of the community. To this day, no one knows who he, or they, really were. What matters is what he built: a truly decentralized, open system owned and controlled by no one.
Since then, Bitcoin has gone from a niche idea to a global asset, used by individuals, businesses, and even governments.
It’s more than just digital money – it’s a movement.
The legacy of Satoshi Nakamoto lives on. We’re not just using Bitcoin. We’re part of something much bigger: a peaceful revolution.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-05-01 18:59:55

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Feito! 🐸

2025-05-01 18:52:56

- reply

Olá!

2025-05-01 18:28:33

Bitcoin is a decentralized digital currency created in 2009 by Satoshi Nakamoto. Unlike fiat currencies, it’s not controlled by any central authority.
It runs on a transparent and immutable public ledger called the timechain (formerly known as blockchain), verified by miners. With a fixed supply of 21 million, Bitcoin is deflationary and seen as a hedge against government overreach, inflation, and financial censorship.
It enables peer-to-peer transactions globally, without intermediaries. Despite critics (often with vested interests), Bitcoin represents a peaceful revolution in how we think about money.
It’s not just a "crypto" - it’s freedom.
From your favorite Bitcoiner from Madeira - viva a liberdade! 🧡

2025-04-16 14:58:00

- reply

Thank you very much, Sir! 🫡 I’ll make sure to use these 77 satoshis wisely! 😄

2025-04-10 16:02:54

My first day here. 🐸