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## Implemented BIPs
This page lists BIPs implemented by the core library.
Some BIPs are specific to the network layer - for these see [Bitcoin P2P](https://github.com/Bit-Wasp/bitcoin-p2p-php)
- [BIP 11](https://github.com/bitcoin/bips/blob/master/bip-0011.mediawiki) - M of N standard transactions
- [BIP 13](https://github.com/bitcoin/bips/blob/master/bip-0013.mediawiki) - Pay to Script Hash address format
- [BIP 14](https://github.com/bitcoin/bips/blob/master/bip-0014.mediawiki) - Protocol Version and User Agent
- [BIP 16](https://github.com/bitcoin/bips/blob/master/bip-0016.mediawiki) - Pay to Script Hash
- [BIP 21](https://github.com/bitcoin/bips/blob/master/bip-0021.mediawiki) - Bitcoin URI's
- [BIP 32](https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki) - Hierarchical Deterministic Wallets
- [BIP 37](https://github.com/bitcoin/bips/blob/master/bip-0037.mediawiki) - Bloom Filtering
- [BIP 39](https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki) - Mnemonic code for generating deterministic keys
- [BIP 65](https://github.com/bitcoin/bips/blob/master/bip-0065.mediawiki) - OP_CHECKLOCKTIMEVERIFY
- [BIP 66](https://github.com/bitcoin/bips/blob/master/bip-0066.mediawiki) - Strict DER Signatures
- [BIP 67](https://github.com/bitcoin/bips/blob/master/bip-0067.mediawiki) - Deterministic P2SH multi-signature addresses
- [BIP 69](https://github.com/bitcoin/bips/blob/master/bip-0069.mediawiki) - Lexicographical Indexing of Transaction Inputs and Outputs
- [BIP 112](https://github.com/bitcoin/bips/blob/master/bip-0112.mediawiki) - OP_CHECKSEQUENCEVERIFY
- [BIP 141](https://github.com/bitcoin/bips/blob/master/bip-0141.mediawiki) - Segregated Witness (Consensus layer)
- [BIP 143](https://github.com/bitcoin/bips/blob/master/bip-0143.mediawiki) - Transaction Signature Verification for Version 0 Witness Program
- [BIP 146](https://github.com/bitcoin/bips/blob/master/bip-0146.mediawiki) - Dealing with signature encoding malleability
- [BIP 147](https://github.com/bitcoin/bips/blob/master/bip-0147.mediawiki) - Dealing with dummy stack element malleability
- [BIP 173](https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki) - Bech32 and segwit address encoding