ビットコイン (BTC) トケノミクス

ビットコイン (BTC) のトークン供給量、分配モデル、リアルタイムの市場データを含む重要なインサイトを発見しましょう。

通貨

USD

ビットコイン (BTC) 情報

ビットコインは、2008年にサトシ・ナカモトが関連論文を発表し、2009年にオープンソースソフトウェアとして公開した暗号資産および決済システムである。仲介者を介さずに直接取引できるピアツーピアのシステムが特徴。

公式ウェブサイト：

https://bitcoin.org/

Whitepaper：

https://bitcoin.org/bitcoin.pdf

ブロックエクスプローラー：

https://blockchain.info/

ビットコイン (BTC) トケノミクス & 価格分析

ビットコイン (BTC) の時価総額、供給詳細、FDV、価格履歴など、主要なトケノミクスと価格データをご覧ください。トークンの現在の価値と市場でのポジションを一目で理解できます。

時価総額：

$ 2.15T

$ 2.15T$ 2.15T

総供給量：

$ 21.00M

$ 21.00M$ 21.00M

循環供給量：

$ 19.89M

$ 19.89M$ 19.89M

FDV（完全希薄化後時価総額）：

$ 2.27T

$ 2.27T$ 2.27T

史上最高値：

$ 111,979.69

$ 111,979.69$ 111,979.69

過去最安値：

$ 0.04864654

$ 0.04864654$ 0.04864654

現在の価格：

$ 108,121.46

$ 108,121.46$ 108,121.46

ビットコイン (BTC) の価格について詳しく見る

ビットコイン (BTC) の詳細なトークン構造

BTC トークンの発行、配分、解除の仕組みを詳しく解説します。本セクションでは、トークンの経済構造における重要な要素であるユーティリティ、インセンティブ、および権利確定に焦点を当てています。

Issuance Mechanism

Bitcoin’s issuance is governed by its Proof-of-Work (PoW) consensus mechanism. Miners compete to solve complex cryptographic puzzles (SHA-256 hashing), and the first to solve each block is rewarded with newly minted BTC (block reward) plus transaction fees. The issuance rate is not constant: it is subject to a “halving” event every 210,000 blocks (roughly every four years), which reduces the block reward by 50%. This process continues until the maximum supply of 21 million BTC is reached, projected around the year 2140. The most recent halving occurred on April 19, 2024, reducing the block reward to 3.125 BTC per block.

Allocation Mechanism

All newly issued BTC are allocated exclusively to miners as block rewards for successfully adding new blocks to the Bitcoin blockchain. There is no pre-mine, foundation, or team allocation—distribution is entirely meritocratic and based on computational work.

Usage and Incentive Mechanism

BTC serves as:

A peer-to-peer digital currency for payments and value storage.
The unit for settling network transaction fees.
The incentive for miners to secure the network and validate transactions.

Miners are incentivized by:

Block rewards (newly minted BTC).
Transaction fees included in each block.

This dual-incentive structure ensures network security and transaction processing. As block rewards diminish over time, transaction fees are expected to become the primary incentive for miners.

Locking Mechanism

Bitcoin’s base protocol does not natively implement token locking for issuance or allocation. However, locking mechanisms are fundamental to Bitcoin’s scripting system:

UTXO Model: Each transaction output is “locked” to a specific script (usually a public key hash). Only the holder of the corresponding private key can “unlock” and spend the output.
Time Locks: Bitcoin supports time-based locking via nLockTime and CheckLockTimeVerify (CLTV) or CheckSequenceVerify (CSV), allowing users to create outputs that cannot be spent until a certain block height or timestamp.
Programmable Layers: In DeFi and sidechain applications, BTC can be locked in smart contracts or bridges, enabling wrapped BTC or staking (e.g., Babylon, Stacks, Core, etc.).

Unlocking Time

Block Rewards: There is a 100-block maturity period before newly mined BTC can be spent by miners, serving as a security measure against chain reorganizations.
Scripted Locks: Unlocking times for time-locked outputs are determined by the conditions set in the locking script (e.g., a specific block height or timestamp).
Programmable Layers: Unlocking times for BTC locked in bridges or DeFi protocols depend on the rules of those protocols.

Summary Table

Mechanism	Description	Details / Example
Issuance	Proof-of-Work mining, halving every 210,000 blocks	Block reward: 3.125 BTC (as of April 2024), halves every ~4 years, max supply 21M BTC
Allocation	Block rewards to miners	No pre-mine, no team/foundation allocation
Usage & Incentives	Payments, value storage, transaction fees, miner rewards	Miners earn block rewards + transaction fees
Locking	UTXO model, time locks, programmable layer locks	Outputs locked to scripts; time locks via CLTV/CSV; DeFi/bridges lock BTC for wrapped assets
Unlocking	100-block maturity for block rewards; script-defined for time locks; protocol-defined for DeFi	Block rewards spendable after 100 blocks; time locks unlock at set block/time; DeFi per protocol

Additional Insights

No Staking or Delegation: Bitcoin does not have staking or liquidity provision at the base layer. All consensus participation is via PoW mining.
Deflationary Model: The halving mechanism ensures a decreasing rate of new supply, reinforcing Bitcoin’s scarcity and “sound money” properties.
Programmable Extensions: While Bitcoin’s base layer is intentionally limited, programmable layers (sidechains, bridges, DeFi protocols) introduce additional locking/unlocking and incentive mechanisms, expanding BTC’s utility.

Historical and Future Implications

Security Transition: As block rewards decrease, the network’s security will increasingly depend on transaction fees. This transition is a subject of ongoing research and debate.
DeFi and Layer 2 Growth: The amount of BTC locked in programmable layers (e.g., wrapped BTC, sidechains, staking protocols) has grown significantly, reflecting Bitcoin’s expanding role in the broader crypto ecosystem.
No Centralized Control: All economic mechanisms are enforced by protocol rules and network consensus, with no central authority able to alter issuance or allocation.

Bitcoin’s token economics are designed for maximum transparency, predictability, and decentralization, with all incentives and supply dynamics hardcoded into the protocol and enforced by the global network of nodes and miners.