learn me a bitcoin

Explorer ◤
Beginners ◤
- How Does Bitcoin Work?
- Getting Started
  - Wallets
  - Exchanges
  - Sending
  - Security
- Guide
  - The Bitcoin Network
  - Node
  - Mining
  - The Blockchain
  - Blocks
  - Difficulty
  - Transactions
  - Outputs
  - Locks
  - Keys & Addresses
  - Private Keys
  - Public Keys
  - Digital Signatures
  - SegWit
Technical ◤
- Networking
  - Node
  - Magic Bytes
- Mining
- Blockchain
- Block
  - Version
  - Previous Block
  - Merkle Root
  - Time
  - Bits
  - Nonce
  - Block Hash
  - blk.dat
- Transaction
  - Input
    - TXID
    - VOUT
    - ScriptSig
    - Sequence
  - Output
    - ScriptPubKey
  - Witness
  - Locktime
  - Fee
  - Size
  - UTXO
  - wTXID
  - PSBT
- Script
  - P2PK
  - P2PKH
  - P2MS
  - P2SH
  - P2SH-P2WPKH
  - P2SH-P2WSH
  - P2WPKH
  - P2WSH
  - P2TR
  - OP_RETURN
- Keys
- Cryptography
  - Hash Function
  - Elliptic Curve
    - ECDSA
    - Schnorr Signatures
- Upgrades
  - Segregated Witness
  - Taproot
- General
Tools ◤
- General
  - Reverse Bytes [+]
  - Little Endian [+]
  - Base Converter [+]
  - Compact Size [+]
  - ASCII [+]
  - Unix Time [+]
  - Unit Converter [+]
- Blocks
  - Block Hash [+]
  - Block Header [+]
  - Merkle Root [+]
  - Target Bits [+]
  - Target Adjustment [+]
  - Difficulty [+]
  - Version Bits [+]
- Transactions
  - Transaction Builder [+]
  - Transaction Splitter [+]
  - TXID [+]
  - wTXID [+]
  - Script [+]
  - Sequence [+]
  - Relative Locktime [+]
  - PSBT Decoder [+]
- Keys & Addresses
  - Private Key [+]
  - Public Key [+]
  - Address (Base58) [+]
  - Address (Bech32) [+]
  - WIF [+]
  - Checksum [+]
  - Base58 [+]
  - Base58Check [+]
  - Bech32 [+]
- HD Wallets
  - Mnemonic Seed [+]
  - Extended Keys [+]
  - Derivation Paths [+]
  - Address (Extended Key) [+]
- Hash Functions
  - HASH256 [+]
  - HASH160 [+]
  - SHA-256 [+]
  - RIPEMD160 [+]
  - SHA-256 (Text) [+]
  - HMAC-SHA512 [+]
  - PBKDF2 [+]
  - Tagged Hash [+]
- Cryptography
  - ECDSA Sign [+]
  - ECDSA Verify [+]
  - DER Signature [+]
  - Schnorr Sign [+]
  - Schnorr Verify [+]
  - Modular Inverse [+]
  - EC Double [+]
  - EC Add [+]
  - EC Multiply [+]

Transaction Icon Transaction

2b0135453d9b0f00d5e469954a53ce0c7a10f8dddc716a4ea68da05e3534d17f

Summary

Location	Block 591,154 318,123 confirmations

Inputs	2 1,174,717 sats
Outputs	2 1,166,977 sats

Fee	7,740 sats
Size	258.00 vbytes
Feerate	30.00 sats/vbyte

Features	Segwit RBF

Data

Decoded Hex

TXID: 2b0135453d9b0f00d5e469954a53ce0c7a10f8dddc716a4ea68da05e3534d17f
wTXID: ee67e970d1d32d137c1a0541e0c10ad6f97e905a3e8ded35ecd7bdb41d32892e

420 bytes (204 + 216)
258.00 vbytes (204 x 1 + 216 x 0.25)

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