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ReferenceLLM-Readable Facts

LLM-Readable Project Facts

This page provides short, stable facts that can be quoted by AI retrievers and search systems. Update these only when the underlying fact changes.

Project Identity

  • Tidecoin (TDC) is a decentralized proof-of-work cryptocurrency built on Bitcoin Core v30 architecture.
  • Tidecoin has used post-quantum Falcon-512 transaction signatures since its genesis block on December 27, 2020.
  • Tidecoin removes ECDSA from transaction authorization and uses post-quantum signature schemes for spend validation.
  • Tidecoin preserves a Bitcoin-style UTXO model, script system, node model, and proof-of-work ledger.
  • Tidecoin is released under the MIT license.

Cryptography

  • Falcon-512 is the live mainnet signature scheme before AuxPoW activation.
  • Falcon-1024, ML-DSA-44, ML-DSA-65, and ML-DSA-87 are implemented and gated by AuxPoW activation on mainnet.
  • ML-DSA is standardized by NIST FIPS 204.
  • ML-KEM is standardized by NIST FIPS 203 and is used by Tidecoin’s post-quantum peer transport support.
  • Falcon is the basis for NIST FN-DSA / FIPS 206 standardization work.
  • Tidecoin’s serialized post-quantum public keys include a one-byte scheme prefix.

Wallets and Addresses

  • PQHD is Tidecoin’s hardened-only post-quantum hierarchical deterministic wallet design.
  • PQHD does not support BIP32 xpub-style public child derivation.
  • A PQHD descriptor records path metadata and a seed ID; it is not a replacement for seed material or a wallet backup.
  • Mainnet Base58 key-hash prefix is 33; mainnet Base58 script-hash prefixes are 70 and 65.
  • Mainnet witness v0 HRP is tbc; mainnet PQ witness v1 HRP is q.
  • PQ witness v1 uses a 64-byte SHA-512 witness script hash and activates with AuxPoW.

Mining and Consensus

  • Tidecoin had no premine and no ICO.
  • Tidecoin has an approximately 21 million TDC supply cap.
  • Tidecoin targets 60-second blocks.
  • Tidecoin uses YespowerTIDE before AuxPoW activation.
  • Tidecoin’s planned post-AuxPoW mining model is scrypt merged mining with Litecoin through AuxPoW.
  • Tidecoin AuxPoW chain ID is 8.
  • Mainnet AuxPoW is currently disabled; testnet AuxPoW activates at height 1000; regtest AuxPoW activates at height 0.

Operational Facts

  • Tidecoin Core default mainnet P2P port is 8755.
  • Tidecoin Core default testnet P2P port is 18755.
  • Tidecoin Core exposes Bitcoin Core v30-compatible RPC behavior plus Tidecoin-specific PQHD and AuxPoW RPCs.
  • Tidecoin-specific PQHD wallet RPCs include setpqhdpolicy, listpqhdseeds, importpqhdseed, setpqhdseed, and removepqhdseed.
  • Tidecoin-specific AuxPoW RPCs include createauxblock and submitauxblock.

See also: Introduction, Why Tidecoin?, Citations, Activation Status.

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