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

73fc21ff6fdf65131e4782d1f6f0005babc32ba91a4ba2ccda267d34ecebdd9b

Summary

Location	Block 501,625 407,656 confirmations

Inputs	2 9,633,004 sats
Outputs	3 9,423,700 sats

Fee	209,304 sats
Size	407.00 vbytes
Feerate	514.26 sats/vbyte

Features	Segwit RBF

Data

Decoded Hex

TXID: 73fc21ff6fdf65131e4782d1f6f0005babc32ba91a4ba2ccda267d34ecebdd9b
wTXID: 73fc21ff6fdf65131e4782d1f6f0005babc32ba91a4ba2ccda267d34ecebdd9b

407 bytes (407 + 0)
407.00 vbytes (407 x 1 + 0 x 0.25)

010000000209d760ab8c7ecd36b37d25eb328501ef5322022cef79180f670a18cc72a1b8251d0000006b483045022100893e3ad7153b9170fe31716d0e480f258fe48e9aaf3942aae504c8a55ecf0913022058ea80128ad33d03003227ce2ed8329c3d18fd283fc657935c978ed01be3c311012102f0345629abfd2436be6dcab76dc3c712c17ca39f07dd628731a5086c1a44a889ffffffffc303da0e11f5814172da5938e1b8b61ef4afe4bbfed78e7af4575a39c8b8f6d0000000006a47304402204b35ff2791a8ded8840d5ad5f4cc2c3ec9c479588788d135ed44cc89c869ff55022036edd445ce6dc18eed64d24281fb623470731b152c141dfc5c4b11a53b5a6da901210243bad2ac4e2fb4f270084b4f9e7252afd05b155bdf11610870a7c11a43e2031bffffffff030a7b7a00000000001976a91462062ea56ebff69474edac42a9ac32fbba26459088acc2e01000000000001976a91440801b194c264b69a6bf21a0876b8e39b4f4356d88ac886f0400000000001976a91475eac11f3cfda3e79c90469dac0ebaaaacde701488ac00000000