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Bitcoin Development connects four technical areas: Bitcoin Core, Protocols, Cryptography, and Infrastructure. It explains how software, specifications, cryptographic primitives, interfaces, testing, and operations interact while remaining separate layers. No implementation, BIP, library, interface, hosted service, or operating setup should be treated as Bitcoin itself.
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MSC-GUIDE-049
Map Bitcoin Core as a node and optional wallet implementation, then separate validation, chainstate, networking, policy, indexes, interfaces, releases, and project governance from Bitcoin itself.
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MSC-GUIDE-050
Compare Knots with Bitcoin Core through exact releases, shared lineage, separate tags, policy and interface differences, consensus-related configuration, migration, and release verification.
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MSC-GUIDE-051
Learn an evidence-tracing method that pins a stable tag, follows one narrow data flow through source and tests, and avoids treating a directory, constant, or default branch as the whole protocol.
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MSC-GUIDE-052
Follow development, release branches, candidates, tags, notes, lifecycle records, checksums, signatures, and reproducible-build attestations while keeping release separate from activation and adoption.
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MSC-GUIDE-053
Understand BIP types, statuses, editors, authors, version history, publication, implementation, deployment, and adoption without treating repository inclusion as protocol approval.
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MSC-GUIDE-054
Trace how outputs define spending conditions and inputs satisfy them across legacy, SegWit version 0, and tapscript contexts while keeping consensus rules separate from relay policy.
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MSC-GUIDE-055
Connect BIPs 340, 341, and 342 through Taproot output keys, Schnorr key-path spending, committed script trees, selective disclosure, tapscript, and implementation-specific support.
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MSC-GUIDE-056
Examine witness serialization, version 0 programs, transaction identifiers, witness commitments, block weight, BIP 143 signing, relay, and the limits of SegWit's malleability improvements.
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MSC-GUIDE-057
Study BIP 340 x-only keys, fixed signatures, tagged hashes, nonce derivation, verification, test vectors, and multiparty boundaries in Taproot spending contexts.
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MSC-GUIDE-058
Compare ECDSA and Schnorr authorization across legacy, SegWit version 0, and Taproot signature messages without confusing signatures with identity, encryption, or permanent key control.
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MSC-GUIDE-059
Separate SHA-256, double SHA-256, HASH160, tagged hashes, proof of work, identifiers, commitments, and checksums by construction, serialization, property, and purpose.
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MSC-GUIDE-060
Compare transaction, witness, partial, and Taproot tree commitments while keeping inclusion evidence separate from validity, active-chain membership, UTXO state, confirmation, and finality.
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MSC-GUIDE-061
Follow authenticated HTTP and JSON-RPC requests into a versioned node interface, then separate client, server, P2P, validation, transport, credentials, errors, and readiness.
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MSC-GUIDE-062
Build an isolated, version-pinned workspace for released binaries, source builds, CMake, regtest, tests, credentials, data directories, and reproducible experiments without production funds.
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MSC-GUIDE-063
Combine unit, functional, integration, vector, fuzz, simulation, CI, benchmark, static-analysis, sanitizer, and review evidence while naming the limits of every test layer.
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MSC-GUIDE-064
Define application-specific readiness across chain identity, validation, synchronization, indexes, wallets, pruning, assumeutxo, monitoring, backups, recovery, reorganization handling, and hosted-service boundaries.
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