Chain Configuration
Network Parameters
Chain ID
421 (0x1a5)
Network Name
Obsidian
Native Token
OBS
Decimals
18
Block Time
6 seconds
Fork Name
Silica
Consensus
Mechanism
Proof of Stake
Slots per Epoch
32
Epoch Duration
~6.4 minutes
Finality
2 epochs (~13 min)
Message Parameters
Message Block Interval
Every 2nd block
Max Message Size
8 KB
Max Block Size
10 MB
PMQ Slot
5 MB
SMQ Slot
5 MB
Min PMQ Bid
0.001 OBS
VDF Configuration
Base Iterations
100,000
Minimum work per message
Scaling per KB
10,000
Additional work per KB
Algorithm
Sequential Keccak256
Non-parallelizable
Version
1
Algorithm version identifier
Network Profiles: Devnet uses reduced values (10,000 base, 1,000/KB) for faster testing. Mainnet uses full values for spam protection.
Committee Configuration
Committee Size
~10%
Of active validator set
Minimum Committee
10
Security floor
Maximum Committee
1,000
Efficiency cap
Attestation Threshold
67% (2/3)
Required for skip verification
Selection
Per-message
SHA256(message_hash || randao)
Aggregation Timeout
4 seconds
Time to collect attestations
Domain
OBSIDIAN_MSG_COMMITTEE_ATT_V2
BLS signature domain
Fee Distribution
Block Proposer
30%
Archive Pool
70%
Contract Addresses
Archive Pool
0x000000000000000000000000000000000ACRHIVE
Last updated