Wiki/Thermocap Explained: A Deep Dive into Bitcoin's Miner Outflows
Thermocap Explained: A Deep Dive into Bitcoin's Miner Outflows - Biturai Wiki Knowledge
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Thermocap Explained: A Deep Dive into Bitcoin's Miner Outflows

Thermocap is a lesser-known metric that measures the total value of Bitcoin miners' rewards, providing insights into network health and potential market cycles. By comparing thermocap to market capitalization, traders can gain a unique perspective on Bitcoin's valuation.

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Michael Steinbach
Biturai Intelligence
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Updated: 2/9/2026

Thermocap Explained: A Deep Dive into Bitcoin's Miner Outflows

Definition: Thermocap, short for "thermodynamic capitalization", is a cryptocurrency metric that tracks the total value of Bitcoin miners' rewards at the time they are issued. It helps to analyze the outflows from the Bitcoin network, providing a different lens through which to view Bitcoin's valuation.

Key Takeaway: Thermocap provides a unique perspective on Bitcoin's valuation by measuring the total value of miner rewards, and comparing it to market capitalization helps identify potential market cycle tops and bottoms.

Mechanics: How Thermocap Works

Thermocap is calculated by analyzing the coinbase transaction of each block. The coinbase transaction is the first transaction in a block, which includes the block subsidy (newly minted Bitcoin) and any transaction fees. The thermocap calculation involves multiplying the block subsidy and transaction fees by the Bitcoin price at the time the block is mined. This process is repeated for each block, and the cumulative sum represents the total value of all rewards paid to miners.

Thermocap Calculation: (Block Subsidy + Transaction Fees) * Bitcoin Price (at the time of block creation).

This calculation essentially captures the total amount of money flowing out of the network to pay for the security and operation of the blockchain. It offers a view of the network's spending on security, which can be useful in understanding the incentives for miners and the overall health of the network. Unlike market capitalization, which measures the total value of all circulating Bitcoin, thermocap focuses on the flows of value out of the network to incentivize miners.

Step-by-Step Breakdown:

  1. Block Creation: When a miner successfully mines a block, they are rewarded with new Bitcoin (the block subsidy) and any transaction fees included in that block.
  2. Price at Minting: The Bitcoin price at the time the new Bitcoin is minted (i.e., when the block is created) is recorded.
  3. Reward Value: The value of the block subsidy and transaction fees is calculated using the Bitcoin price at the time of the block's creation.
  4. Cumulative Sum: The value of each block's reward is added to a running total. This cumulative sum over time represents the thermocap.

Trading Relevance: Insights and Applications

Thermocap provides several valuable insights for traders and analysts:

  • Network Health: A rising thermocap, especially when coupled with a stable or increasing Bitcoin price, can indicate a healthy network. This is because it shows that miners are being well-compensated for securing the network.
  • Market Cycle Analysis: By comparing thermocap to market capitalization, traders can identify potential market cycle tops and bottoms. As seen in previous cycles, a high market-cap to thermocap ratio (e.g., above 0.000004) has often preceded significant market corrections. This ratio can provide a signal indicating overvaluation.
  • Miner Behavior: Analyzing thermocap can offer clues about miner behavior. For instance, if thermocap decreases while the Bitcoin price remains steady, it could suggest miners are becoming less profitable and potentially selling their holdings.
  • Valuation Assessment: Thermocap offers a different perspective on valuation than market capitalization. While market cap represents the total value of all coins, thermocap focuses on the outflows to miners, providing insight into the network's operational costs and the incentives for maintaining security.

Market Cap to Thermocap Ratio

The ratio between market capitalization and thermocap is a powerful tool for analyzing market cycles. A high ratio, indicating that the market capitalization is significantly outpacing the value flowing to miners, can suggest an overbought market. Conversely, a low ratio might indicate a market bottom. This ratio is similar in concept to a price-to-earnings ratio in traditional markets. As the market cap outpaces the value flowing to miners, it could suggest that the market is overvalued and due for a correction.

Risks and Considerations

While thermocap is a valuable metric, it's important to consider its limitations:

  • Volatility: The Bitcoin price is volatile, which means that the thermocap calculation is also subject to significant fluctuations, making it crucial to analyze trends over longer time periods.
  • Correlation, Not Causation: A high market-cap to thermocap ratio doesn't guarantee a market crash. It's a signal that should be considered alongside other indicators.
  • Data Accuracy: The accuracy of thermocap depends on the availability and accuracy of block data. Ensure you are using reliable data sources.
  • Short-Term Signals: Thermocap is generally more useful for understanding long-term trends and market cycles. Short-term price movements are less reliably predicted by thermocap.

History and Examples

The concept of thermocap has gained prominence as a tool for understanding Bitcoin's market cycles. While the specific metric is relatively new, the underlying principles have been used for years.

  • 2017 Bull Run: During the 2017 bull run, the market-cap to thermocap ratio spiked before the subsequent market crash. This provided a warning signal to traders that the market might be overheated.
  • Early Bitcoin: In the early days of Bitcoin, the thermocap was low because the block subsidy was the dominant source of miner rewards, and transaction fees were minimal. As Bitcoin matures, transaction fees have become a more significant component of miner revenue, leading to changes in the dynamics of thermocap.
  • Current Market: Monitoring the market-cap to thermocap ratio in the current market can help traders assess the overall health of the Bitcoin network and identify potential opportunities and risks.

By carefully monitoring thermocap and its relationship to market capitalization, traders can gain a deeper understanding of Bitcoin's valuation and make more informed trading decisions.

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Disclaimer

This article is for informational purposes only. The content does not constitute financial advice, investment recommendation, or solicitation to buy or sell securities or cryptocurrencies. Biturai assumes no liability for the accuracy, completeness, or timeliness of the information. Investment decisions should always be made based on your own research and considering your personal financial situation.