Chain State Values
What to do with DOT
- 1.0 DOT : the minimum balance required to have an active account on Polkadot Network. If your account balance drops below the minimum, your account will be reaped. Learn more about Accounts and the Existential Deposit requirement.
- 1.0 DOT : the minimum contribution required to join a nomination pool and earn staking rewards for contributing to the security of the network. Learn more about nomination pools.
- 0.2 DOT : register an on-chain identity
- 20.0 DOT : create a proxy account.
- 250.0 DOT : the minimum stake required to submit your intent to directly nominate validators.
- 237.1 DOT : the minimum amount of DOT required to become an active nominator and earn rewards, i.e. the minimum active bond. To increase the chance of earning staking rewards, your stake should not be less than the minimum stake among the active nominators, which is a dynamic threshold. If you have lesser DOT than the minimum active nomination, please consider contributing to nomination pools. Learn more about becoming a nominator.
- 500.0 DOT : you can create your own nomination pool.
Active Validator Count¶
The number of Polkadot validators in the active set is 500.
Block Hash Count¶
On Polkadot, the maximum number of block hashes retained on-chain at any given time is 4096 (which maps to seven hours given 6-second block times).
Bounty Curator Deposit¶
On Polkadot, the bounty curator deposit is calculated by multiplying the curator fee by the bounty curator deposit multiplier set to 50.0%. The deposit can range between a minimum of 10.0 DOT and a maximum of 200.0 DOT
Bounty Deposit¶
The deposit to submit a bounty on Polkadot is 1.0 DOT
Bounty Duration¶
A Polkadot bounty has a predetermined duration of 90.0 days.
Conviction Voting Lock Period¶
One conviction voting lock period on Polkadot equals 7.0 days.
Existential Deposit¶
The minimum number of tokens to keep an account alive on the Polkadot relay chain is 1.0 DOT
Inactive Issuance¶
Polkadot's inactive issuance is 16595285.0103298295 DOT in the era 1716.
Index Deposit¶
The deposit to reserve an index on Polkadot is 10.0 DOT
Maximum Number of Nominators¶
The maximum number of nominators on Polkadot is uncapped and the current value is 30893.
Maximum Number of Proxies per Account¶
The maximum number of proxies per Polkadot account is 32. You can have the same proxy for multiple accounts.
Maximum Votes per Nominator¶
A nominator on Polkadot can select up to 16 validators.
Minimum Active Bond¶
The minimum amount of tokens to nominate on Polkadot is 237.1 DOT
Minimum Bond to Create a Nomination Pool¶
The minimum bond to create a Polkadot nomination pool is 500.0 DOT.
Minimum Bond to Join a Nomination Pool¶
The minimum bond to join a Polkadot nomination pool is 1.0 DOT
Minimum Bond to Participate in Staking¶
The minimum bond to nominate on Polkadot is 250.0 DOT while the minimum amount to join a pool is 1.0 DOT
Minimum Validator Bond¶
To start a validator instance on Polkadot, the minimum bond required is 0.0 DOT
Minimum Validator Commission¶
The minimum commission a Polkadot Validator can set is 0.0%. This does not guarantee entry into the active set and earning rewards.
Multisig Deposit Base¶
The multisig deposit base on Polkadot is 20.1 DOT
Multisig Deposit Factor¶
The multisig deposit factor on Polkadot is 0.0 DOT
Nomination Pool Max Commission¶
The maximum commission that can be set for a Polkadot nomination pool is 10000.0%.
Nomination Pool Members¶
There are currently 39916 members in 310 Polkadot nomination pools. There is no limit to the number of pools or pool members per pool.
OpenGov Referendum Timeout¶
A Polkadot referendum is timeout for not submitting the Decision Deposit within 14.0 days since its creation.
OpenGov Submission Deposit¶
A deposit of 1.0 DOT is needed to submit a referendum on Polkadot.
Parachain ID Registration Deposit¶
Reserving a ParaID on Polkadot requires a deposit of 100.0 DOT
Parachain Genesis State Registration Deposit¶
Registering the genesis state and WASM code of a Polkadot parachain requires a deposit 0.0 DOT per byte.
Proxy Deposits¶
The creation of proxies on Polkadot requires a proxy deposit base of 20.0 DOT and a proxy deposit factor of 0.0 DOT that is multiplied by the number of proxies under the same proxied account.
In case of time-delayed proxies, there is an announcement deposit base of 20.0 DOT for announcing a call and an announcement deposit factor of 0.1 DOT for each proxy call.
Staking Miner Deposit and Reward¶
Staking miners on Polkadot are required to reserve a deposit to submit their solutions. The the deposit is the sum of a signed deposit base of NOT_FOUND, a signed deposit per byte of 0.0 DOT (a solution weighing 200KB would yield 200 x 0.0000097656 = 0.00195312 DOT), and a signed deposit weight set to 0.
The signed reward base on Polkadot is 1.0 DOT which is a fixed amount.
Staking Miner Max Submissions¶
The maximum number of submissions for a staking miner on Polkadot is 16.
Staking Reward Retention¶
Polkadot staking rewards are kept available for 84 eras. The following calculation can be used to approximate this length in days:
84 eras × 24 hours in a single era ÷ 24 hours in a day = 84 days
Total Issuance¶
Polkadot's total issuance is 1547847811.5788400125 DOT in the era 1716.
Treasury Burn Factor¶
At the end of every spending period on Polkadot, 1.0% of the available funds are burned.
Treasury Spending Period¶
The spending period on Polkadot is currently 24.0 days.
Unbonding Duration¶
The unbonding duration on Polkadot is set to 28 days. This is calculated by taking the bonding duration (in eras), multiplying it by the length of a single era (in hours), and dividing by the hours in a day (24). Example: 28 × 24 ÷ 24 = 28 days.
What to do with KSM
- 0.000333333333 KSM : the minimum balance required to have an active account on Kusama Network. If your account balance drops below the minimum, your account will be reaped. Learn more about Accounts and the Existential Deposit requirement.
- 0.001666666650 KSM : the minimum contribution required to join a nomination pool and earn staking rewards for contributing to the security of the network. Learn more about nomination pools.
- 0.006672333321 KSM : register an on-chain identity
- 0.7 KSM : create a proxy account.
- 0.1 KSM : the minimum stake required to submit your intent to directly nominate validators.
- 0.5 KSM : the minimum amount required to become an active nominator and earn rewards, i.e. the minimum active bond. To increase the chance of earning staking rewards, your stake should not be less than the minimum stake among the active nominators, which is a dynamic threshold. If you have lesser KSM than the minimum active nomination, please consider contributing to nomination pools. Learn more about becoming a nominator.
- 1.0 KSM : you can create your own nomination pool.
Active Validator Count¶
The number of Kusama validators in the active set is 1000.
Block Hash Count¶
On Kusama, the maximum number of block hashes retained on-chain at any given time is 4096(which maps to seven hours given 6-second block times).
Bounty Curator Deposit¶
On Kusama, the bounty curator deposit is calculated by multiplying the curator fee by the bounty curator deposit multiplier set to 50.0%. The deposit can range between a minimum of 0.0 KSM and a maximum of 0.2 KSM
Bounty Deposit¶
The deposit to submit a bounty on Kusama is 0.0 KSM .
Bounty Duration¶
A Kusama bounty has a predetermined duration of 90.0 days.
Conviction Voting Lock Period¶
One conviction voting lock period on Kusama equals 7.0 days.
Existential Deposit¶
The minimum number of tokens to keep an account alive on the Kusama relay chain is 0.0 KSM.
Inactive Issuance¶
Kusama's inactive issuance is 386596.041357268421 KSM in the era 7713.
Index Deposit¶
The deposit to reserve an index on Kusama is 0.0 KSM
Maximum Number of Nominators¶
The maximum number of nominators on Kusama is uncapped and the current value is 14004.
Maximum Number of Proxies per Account¶
The maximum number of proxies per Kusama account is 32. You can have the same proxy for multiple accounts.
Maximum Votes per Nominator¶
A nominator on Kusama can select up to 24 validators.
Minimum Active Bond¶
The minimum amount of tokens to nominate on Kusama is 0.5 KSM
Minimum Bond to Create a Nomination Pool¶
The minimum bond to create a Kusama nomination pool is 1.0 KSM.
Minimum Bond to Join a Nomination Pool¶
The minimum bond to join a Kusama nomination pool is 0.0 KSM.
Minimum Bond to Participate in Staking¶
The minimum bond to nominate on Kusama is 0.1 KSM while the minimum amount to join a pool is 0.0 KSM
Minimum Validator Bond¶
To start a validator instance on Kusama, the minimum bond required is 0.0 KSM
Minimum Validator Commission¶
The minimum commission a Kusama Validator can set is 10000.0%. This does not guarantee entry into the active set and earning rewards.
Multisig Deposit Base¶
The multisig deposit base on Kusama is 0.7 KSM.
Multisig Deposit Factor¶
The multisig deposit factor on Kusama is 0.0 KSM.
Nomination Pool Max Commission¶
The maximum commission that can be set for a Kusama nomination pool is 10000.0%.
Nomination Pool Members¶
There are currently 3315 members in 211 Kusama nomination pools. There is no limit to the number of pools or pool members per pool.
OpenGov Referendum Timeout¶
A Kusama referendum is timeout for not submitting the Decision Deposit within 14.0 days since its creation.
OpenGov Submission Deposit¶
A deposit of 0.0 KSMis needed to submit a referendum on Kusama.
Parachain ID Registration Deposit¶
Reserving a ParaID on Kusama requires a deposit of 40.0 KSM.
Parachain Genesis State Registration Deposit¶
Registering the genesis state and WASM code of a Kusama parachain requires a deposit 0.0 KSM per byte.
Proxy Deposits¶
The creation of proxies on Kusama requires a proxy deposit base of 0.7 KSM and a proxy deposit factor of 0.0 KSM that is multiplied by the number of proxies under the same proxied account.
In case of time-delayed proxies, there is an announcement deposit base of 0.7 KSM for announcing a call and an announcement deposit factor of 0.0 KSM for each proxy call.
Staking Miner Deposit and Reward¶
Staking miners on Kusama are required to reserve a deposit to submit their solutions. The the deposit is the sum of a signed deposit base of NOT_FOUND, a signed deposit per byte of 0.0 KSM (a solution weighing 200KB would yield 200 x 0.00000032551 = 0.000065102), and a signed deposit weight set to 0 and has no effect.
The signed reward base on Kusama is 0.1 KSM which is a fixed amount.
Staking Miner Max Submissions¶
The maximum number of submission for a staking miner on Kusama is 16.
Staking Reward Retention¶
Kusama staking rewards are kept available for 84 eras. The following calculation can be used to approximate this length in days:
84 eras × 6 hours in a single era ÷ 24 hours in a day = 21 days
Total Issuance¶
Kusama's total issuance is 16099823.4 KSM in the era 7713.
Treasury Burn Factor¶
At the end of every spending period on Kusama, 0.2% of the available funds are burned.
Treasury Spending Period¶
The spending period on Kusama is currently 6.0 days.
Unbonding Duration¶
The unbonding duration on Kusama is set to 0.0019444444444444444 days. This is calculated by taking the bonding duration (in eras), multiplying it by the length of a single era (in hours), and dividing by the hours in a day (24). Example: 28 × 6 ÷ 24 = 7 days.
Asset Deposit¶
To reserve an asset on the Polkadot Asset Hub you need a deposit of 0.2019000000 DOT and 0.2006800000 DOT for the asset metadata.
Existential Deposit¶
The minimum number of tokens to keep an account alive on the Polkadot Asset Hub is 0.0100000000 DOT.
Asset Deposit¶
To reserve an asset on the Kusama Asset Hub you need a deposit of 0.006729999930 KSM and 0.006689333304 KSM for the asset metadata.
Existential Deposit¶
The minimum number of tokens to keep an account alive on the Kusama Asset Hub is 0.000003333333 KSM.