Quantachain Testnet Alpha v2

[XD637]

Quantachain Testnet — Alpha v2

Post-quantum secure blockchain using Falcon-512 signatures and SHA3-256 Proof of Work.

This is a pre-release testnet build. Do not use real funds. APIs and chain parameters may change between alpha releases.

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Genesis Block

Parameter	Value
Network	Testnet
Timestamp	1774051200 (2026-03-21 00:00:00 UTC)
Testnet Genesis Hash	fd1b98c04051c3f413dd605ca44f3b200a95752efada30a6e2d142bcfaf094d3
Mainnet Genesis Hash	1cdbccdff3db462378f4acbe4553b49040ffcdebf74b5c77e685ba05ccfa8cb0
Difficulty	4 (Testnet) / 6 (Mainnet)
Block Time	30 seconds

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Testnet Faucet Wallets (Genesis Premine)

Each address below received 1,000,000 QUA at genesis. Faucet account 0 is the active sender used by the faucet API.

Index	Address	Role
0	0x1683be267318d2ddd8cee8df4a4548dcffb1e088	Faucet Sender (active)
1	0xd528c18ce7a8844e4a4dcd841975b20ae599b020	Faucet Reserve
2	0xfd6e36bfa2b2798d08592802206c943d5513adfb	Faucet Reserve
3	0xed15573ad312d41aaef74cff56a8ef28122ec2db	Faucet Reserve
4	0xaffd6d4f74c5651110efcf1b9736f7a5cf2ccdbb	Faucet Reserve
5	0xbf5ee055f399323fdd0cefe3d4aa923678d46107	Faucet Reserve
6	0x1dc9637b183093d723ea8d1fb18083b06490facb	Faucet Reserve
7	0xa2270f30ca1aad922510375508bf68cd95509f29	Faucet Reserve
8	0xe15a689775685ae324559ea9a492fc650354ca0b	Faucet Reserve
9	0x005dcff212d27b55e7a74bf745e1349ab44ca25d	Faucet Reserve

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Treasury

Parameter	Value
Treasury Address	ms69216b1d10425689704d5ae3b2a4aa17049f59b1
Multisig Scheme	3-of-5 Falcon-512
Block Reward to Treasury	5% per block
Fee to Treasury	20% of transaction fees

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Tokenomics

Parameter	Value
Year 1 Block Reward	100 QUA
Annual Reward Reduction	15% per year
Minimum Reward Floor	5 QUA (reached ~year 20)
Mining Reward Lock	50% locked for 6 months
Fee Burn	70% of all transaction fees
Fee to Treasury	20% of all transaction fees
Fee to Miner	10% of all transaction fees
Max Block Transactions	1,200
Max Block Size	2 MB
Min Transaction Fee	0.0001 QUA

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Quick Start with Docker

# Pull the image
docker pull xd637/quanta-node:alpha-v2

# Run single node (simplest)
docker compose -f docker-compose.single.yml up -d

# Check node is running
curl http://localhost:3000/health

Manual Build from Source

git clone https://github.com/quantachain/quanta
cd quanta
git checkout alpha-v2
cargo build --release

# Run node
./target/release/quanta start -c quanta.toml

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Ports

Port	Service
3000	REST API
8333	P2P Network
7782	RPC
9090	Prometheus Metrics

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What Changed in Alpha v2

• Mnemonic-based faucet wallet system (10 reserve wallets, BIP-39 derived)
• Rate-limited faucet API: 1 QUA per IP per wallet per day
• Genesis timestamp updated to 2026-03-21
• Security audit 2 applied: nonce atomicity, coinbase validation, MTP timestamp rule, per-sender mempool cap, state root enforcement
• Difficulty adjustment interval increased to 2016 blocks for stability
• Block size increased to 2 MB to accommodate Falcon-512 transaction sizes
• Mining reward lock extended to 6 months (anti-dump)
• License changed from MIT to Apache 2.0

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Security Notice

This release has undergone internal audit only. It has NOT been formally verified by a third-party security firm. Do not use for real financial transactions.

Falcon-512 and Kyber-1024 implementations are based on NIST PQC Round 3 finalists.

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License

Apache 2.0 — see LICENSE

"Quanta" and "QuantaChain" are trademarks. Forks may not use these names without permission.

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This discussion was created from the release Quantachain Testnet Alpha v2.