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Critical contracts can be upgraded by an EOA which could result in the loss of all funds.
Syndicate Chain is an Arbitrum Orbit rollup on Ethereum using SYND as its native gas token. It serves as the primary settlement layer for the Syndicate ecosystem.
Syndicate Chain is an Arbitrum Orbit rollup on Ethereum using SYND as its native gas token. It serves as the primary settlement layer for the Syndicate ecosystem.
Consequence: projects without a sufficiently decentralized set of challengers rely on few entities to safely update the state. A small set of challengers can collude with the proposer to finalize an invalid state, which can cause loss of funds.
Learn more about the recategorisation here.
The section shows the operating costs that L2s pay to Ethereum.
This section shows how much data the project publishes to its data-availability (DA) layer over time. The project currently posts data to
Ethereum.
This section shows how "live" the project's operators are by displaying how frequently they submit transactions of the selected type. It also highlights anomalies - significant deviations from their typical schedule.
In the event of a sequencerA party responsible for ordering and executing transactions on the rollup. The sequencer verifies transactions, compresses the data into a block, and submits the data related to it to enable state reconstruction to Ethereum L1 as a single transaction. The data can be either transaction data or state diffs. failure, users can force transactions to be included in the project’s chain by sending them to L1Layer 1 (L1) is a blockchain that is self-reliant on its validator set for its security and consensus properties. Ethereum is an example of a layer 1. Blockchains started receiving the moniker of layer 1 once layer 2 became a meaningful area of development.. There can be up to a 1mo 10d delay on this operation.
No actor outside of the single ProposerIn the context of L2s, the actor that proposes a claimed state root on L1. The term is also used in the context of Ethereum to refer to the actor that proposes a new block. can submit fraud proofs. Interactive proofs (INT) require multiple transactions over time to resolve. The challenge protocol can be subject to delay attacks. There is a 7d challenge periodIn optimistic rollups, the window of time wherein network participants can assert that some fraud was included in a prior block. Most optimistic rollups currently specify a challenge window of 7 days. By extending the period, there is more time for participants to guard against fraud (invalid state transitions), but also more time until withdrawals gets enabled..
All of the data needed for proof construction is published on Ethereum L1Layer 1 (L1) is a blockchain that is self-reliant on its validator set for its security and consensus properties. Ethereum is an example of a layer 1. Blockchains started receiving the moniker of layer 1 once layer 2 became a meaningful area of development..
There is no window for users to exit in case of an unwanted upgrade since contracts are instantly upgradable.
Anyone can become a ProposerIn the context of L2s, the actor that proposes a claimed state root on L1. The term is also used in the context of Ethereum to refer to the actor that proposes a new block. after 1mo 5d of inactivity from the currently whitelisted Proposers.
All the data that is used to construct the system state is published on chain in the form of cheap blobsThe data that a rollup publishes to its L1/data availability (DA) layer. They consist of the L2 transactions that are rolled up, along with some metadata. Blobs are introduced as a new transaction type within Ethereum with EIP-4844, and has rollup scaling specifically in mind. Blobs persist on Ethereum’s Beacon Chain ephemerally. or calldata. This ensures that it will be available for enough time.

Updates to the system state can be proposed and challenged by a set of whitelisted validatorsIn the context of L2s, a Validator is an actor that validates the correctness of state transitions. For optimistic rollups this corresponds to challengers, and for ZK rollups this corresponds to the onchain verifier. If a state rootA cryptographic hash succinctly representing a state using a Merkle tree. passes the challenge periodIn optimistic rollups, the window of time wherein network participants can assert that some fraud was included in a prior block. Most optimistic rollups currently specify a challenge window of 7 days. By extending the period, there is more time for participants to guard against fraud (invalid state transitions), but also more time until withdrawals gets enabled., it is optimistically considered correct and made actionable for withdrawals.
Whitelisted validatorsIn the context of L2s, a Validator is an actor that validates the correctness of state transitions. For optimistic rollups this corresponds to challengers, and for ZK rollups this corresponds to the onchain verifier propose state rootsA cryptographic hash succinctly representing a state using a Merkle tree. as children of a previous state root. A state root can have multiple conflicting children. This structure forms a graph, and therefore, in the contracts, state roots are referred to as nodes. Each proposal requires a stake, currently set to 0.1 ETH, that can be slashed if the proposal is proven incorrect via a fraud proofAlso referred to as a fault proof, it is the construction of an assertion that fraud was perpetrated on an optimistic rollup. More concretely, that an invalid state transition took place according to the protocol rules. The submitter of a fraud proof would expect a reward from the optimistic rollup protocol for helping maintain the integrity of the system.. Stakes can be moved from one nodeA software client that participates in the network. to one of its children, either by calling stakeOnExistingNode or stakeOnNewNode. New nodes cannot be created faster than the minimum assertion period by the same validator, currently set to 15m. The oldest unconfirmed node can be confirmed if the challenge periodIn optimistic rollups, the window of time wherein network participants can assert that some fraud was included in a prior block. Most optimistic rollups currently specify a challenge window of 7 days. By extending the period, there is more time for participants to guard against fraud (invalid state transitions), but also more time until withdrawals gets enabled. has passed and there are no siblings, and rejected if the parent is not a confirmed node or if the challenge period has passed and no one is staked on it.
Funds can be stolen if none of the whitelisted verifiers checks the published state. Fraud proofs assume at least one honest and able validator (CRITICAL).
A challenge can be started between two siblings, i.e. two different state rootsA cryptographic hash succinctly representing a state using a Merkle tree. that share the same parent, by calling the startChallenge function. ValidatorsIn the context of L2s, a Validator is an actor that validates the correctness of state transitions. For optimistic rollups this corresponds to challengers, and for ZK rollups this corresponds to the onchain verifier cannot be in more than one challenge at the same time, meaning that the protocol operates with partial concurrency. Since each challenge lasts 7d, this implies that the protocol can be subject to delay attacks, where a malicious actor can delay withdrawals as long as they are willing to pay the cost of losing their stakes. If the protocol is delayed attacked, the new stake requirement increases exponentially for each challenge periodIn optimistic rollups, the window of time wherein network participants can assert that some fraud was included in a prior block. Most optimistic rollups currently specify a challenge window of 7 days. By extending the period, there is more time for participants to guard against fraud (invalid state transitions), but also more time until withdrawals gets enabled. of delay. Challenges are played via a bisection game, where asserter and challenger play together to find the first instruction of disagreement. Such instruction is then executed onchain in the WASM OneStepProver contract to determine the winner, who then gets half of the stake of the loser. As said before, a state root is rejected only when no one left is staked on it. The protocol does not enforces valid bisections, meaning that actors can propose correct initial claim and then provide incorrect midpoints.
The metrics include upgrades on the currently used proxy contracts. Historical proxy contracts and changes of such are not included.
SequencerInbox maxTimeVariation delay fields increased 10x, weakening force inclusion from 4d to 40d.
SequencerInbox maxTimeVariation delay fields increased 10x, weakening force inclusion from 4d to 40d.
| contract SequencerInbox (eth:0x12ad349e5d72B582856290736e0f13FE5fA57Aa4) [N/A] { | |
| +++ description: None | |
| values.maxTimeVariation.0: | |
| - | 28800 |
| + | 288000 |
| values.maxTimeVariation.2: | |
| - | 345600 |
| + | 3456000 |
| } | |
EigenDAOperationsMultisig member removed (0x4985...), threshold unchanged at 3, now 3-of-4 (75%) instead of 3-of-5 (60%). Shared contract with eigenda/megaeth.
EigenDAOperationsMultisig member removed (0x4985…), threshold unchanged at 3, now 3-of-4 (75%) instead of 3-of-5 (60%). Shared contract with eigenda/megaeth.
| contract EigenDAOperationsMultisig (eth:0x002721B4790d97dC140a049936aA710152Ba92D5) { | |
| +++ description: None | |
| values.$members.1: | |
| - | "eth:0x4985238672d91Baed43dF1B2431F67bc332A1753" |
| values.multisigThreshold: | |
| - | "3 of 5 (60%)" |
| + | "3 of 4 (75%)" |
| } | |
Discovery rerun on the same block number with only config-related changes.
Discovery rerun on the same block number with only config-related changes.
| + | Status: CREATED |
| contract EigenDAOperationsMultisig (eth:0x002721B4790d97dC140a049936aA710152Ba92D5) | |
| +++ description: None | |
| + | Status: CREATED |
| contract StakeRegistry (eth:0x006124Ae7976137266feeBFb3F4D2BE4C073139D) | |
| +++ description: Keeps track of the total stake of each operator. | |
| + | Status: CREATED |
| contract BLSApkRegistry (eth:0x00A5Fd09F6CeE6AE9C8b0E5e33287F7c82880505) | |
| +++ description: Keeps track of the BLS public keys of each operator and the quorum aggregated keys. | |
| + | Status: CREATED |
| contract RegistryCoordinator (eth:0x0BAAc79acD45A023E19345c352d8a7a83C4e5656) | |
| +++ description: Operators register here with an AVS: The coordinator has three registries: 1) a `StakeRegistry` that keeps track of operators' stakes, 2) a `BLSApkRegistry` that keeps track of operators' BLS public keys and aggregate BLS public keys for each quorum, 3) an `IndexRegistry` that keeps track of an ordered list of operators for each quorum. | |
| + | Status: CREATED |
| contract PauserRegistry (eth:0x0c431C66F4dE941d089625E5B423D00707977060) | |
| +++ description: Defines and stores pauser and unpauser roles for EigenDA contracts. | |
| + | Status: CREATED |
| contract SequencerInbox (eth:0x12ad349e5d72B582856290736e0f13FE5fA57Aa4) | |
| +++ description: None | |
| + | Status: CREATED |
| contract EjectionManager (eth:0x130d8EA0052B45554e4C99079B84df292149Bd5E) | |
| +++ description: Contract used for ejection of operators from the RegistryCoordinator for violating the Service Legal Agreement (SLA). | |
| + | Status: CREATED |
| reference AVSDirectory (eth:0x135DDa560e946695d6f155dACaFC6f1F25C1F5AF) | |
| +++ description: None | |
| + | Status: CREATED |
| contract EigenLayerRewardsInitiatorMultisig (eth:0x178eeeA9E0928dA2153A1d7951FBe30CF8371b8A) | |
| +++ description: None | |
| + | Status: CREATED |
| contract Syndicate Token (eth:0x1bAB804803159aD84b8854581AA53AC72455614E) | |
| +++ description: None | |
| + | Status: CREATED |
| contract OneStepProver0 (eth:0x2420b6bF83B8fEEab576F2f3e5B5d130F2376b2F) | |
| +++ description: One of the modular contracts used for the last step of a fraud proof, which is simulated inside a WASM virtual machine. | |
| + | Status: CREATED |
| contract OneStepProverMemory (eth:0x27CD0B994cc40a74962Db2fA6b973bf7d19f6Ec6) | |
| +++ description: One of the modular contracts used for the last step of a fraud proof, which is simulated inside a WASM virtual machine. | |
| + | Status: CREATED |
| contract EigenDA Multisig (eth:0x338477FfaF63c04AC06048787f910671eC914B34) | |
| +++ description: None | |
| + | Status: CREATED |
| reference EigenLayerOwningMultisig (eth:0x369e6F597e22EaB55fFb173C6d9cD234BD699111) | |
| +++ description: None | |
| + | Status: CREATED |
| reference DelegationManager (eth:0x39053D51B77DC0d36036Fc1fCc8Cb819df8Ef37A) | |
| +++ description: None | |
| + | Status: CREATED |
| contract Bridge (eth:0x3C8cF0ae6E89AC0796f29B3a58e7dEa1cD072277) | |
| +++ description: None | |
| + | Status: CREATED |
| contract RollupProxy (eth:0x451bD7813909B899DA6EbEC55E8fF823c057e14A) | |
| +++ description: None | |
| + | Status: CREATED |
| contract (eth:0x481D290473e4f6929AA45CFb7Ef7c7847aBeD007) | |
| +++ description: None | |
| + | Status: CREATED |
| reference EigenLayerPauserMultisig (eth:0x5050389572f2d220ad927CcbeA0D406831012390) | |
| +++ description: None | |
| + | Status: CREATED |
| contract GatewayRouter (eth:0x534Eb1F79C8df3aB1E507e408EeF4e99D53A1239) | |
| +++ description: This routing contract maps tokens to the correct escrow (gateway) to be then bridged with canonical messaging. | |
| + | Status: CREATED |
| contract SocketRegistry (eth:0x5a3eD432f2De9645940333e4474bBAAB8cf64cf2) | |
| +++ description: None | |
| + | Status: CREATED |
| contract Inbox (eth:0x5EA55Fd41D42Eb307D281bdE78E4e7572A35ea13) | |
| +++ description: Facilitates sending L1 to L2 messages like depositing ETH, but does not escrow funds. | |
| + | Status: CREATED |
| contract ERC20Gateway (eth:0x6CA109706c6EBe5379c45f20B3311441D50cb711) | |
| +++ description: Escrows deposited ERC-20 assets for the canonical Bridge. Upon depositing, a generic token representation will be minted at the destination. Withdrawals are initiated by the Outbox contract. | |
| + | Status: CREATED |
| contract OneStepProverHostIo (eth:0x6D25E739016f42B70885E63629C7356C2E29a2D7) | |
| +++ description: None | |
| + | Status: CREATED |
| contract OneStepProverMath (eth:0x78471572Be99D99f9CE5867B208F15A75F074235) | |
| +++ description: One of the modular contracts used for the last step of a fraud proof, which is simulated inside a WASM virtual machine. | |
| + | Status: CREATED |
| contract EigenDACertVerifier (eth:0x787c88E70900f6AE10E7B9D18024482895EBD1eb) | |
| +++ description: None | |
| + | Status: CREATED |
| contract EigenDADisperserRegistry (eth:0x78cb05379a3b66E5227f2C1496432D7FFE794Fad) | |
| +++ description: Registry for EigenDA disperser info such as disperser key to address mapping. | |
| + | Status: CREATED |
| contract ProxyAdmin (eth:0x817BE2d0f28b594D7023dAdf2b3Aa54327180c66) | |
| +++ description: None | |
| + | Status: CREATED |
| contract ProxyAdmin (eth:0x8247EF5705d3345516286B72bFE6D690197C2E99) | |
| +++ description: None | |
| + | Status: CREATED |
| contract RollupEventInbox (eth:0x82E761873714cDe47C594aA6F23E6b1844CD98dB) | |
| +++ description: Helper contract sending configuration data over the bridge during the systems initialization. | |
| + | Status: CREATED |
| contract EigenDAServiceManager (eth:0x870679E138bCdf293b7Ff14dD44b70FC97e12fc0) | |
| +++ description: Bridge contract that accepts blob batches data availability attestations. Batches availability is attested by EigenDA operators signatures and relayed to the service manager contract by the EigenDA disperser. | |
| + | Status: CREATED |
| contract Alchemy Multisig 1 (eth:0xA4fB12D15Eb85dc9284a7df0AdBC8B696EdbbF1d) | |
| +++ description: None | |
| + | Status: CREATED |
| contract OneStepProofEntry (eth:0xa8aA9784FA7eC40Dc81d298130746c2FA4785EC8) | |
| +++ description: One of the modular contracts used for the last step of a fraud proof, which is simulated inside a WASM virtual machine. | |
| + | Status: CREATED |
| contract ValidatorUtils (eth:0xAa1EaB2ea108FDbCABd760a37E0B06f6e1dA8cC0) | |
| +++ description: This contract implements view only utilities for validators. | |
| + | Status: CREATED |
| contract EigenDAThresholdRegistry (eth:0xab26536B7CaA4928708152272967FF1B32Fbf96a) | |
| +++ description: Registry of EigenDA threshold (i.e, adversary and confirmation threshold percentage for a quorum) | |
| + | Status: CREATED |
| contract ChallengeManager (eth:0xABf2988264170a7f94E6Fa76ECA5965B906E229d) | |
| +++ description: Contract that allows challenging state roots. Can be called through the RollupProxy by Validators or the UpgradeExecutor. | |
| + | Status: CREATED |
| contract PaymentVault (eth:0xb2e7ef419a2A399472ae22ef5cFcCb8bE97A4B05) | |
| +++ description: Entrypoint for making reservations and on demand payments for EigenDA. | |
| + | Status: CREATED |
| contract IndexRegistry (eth:0xBd35a7a1CDeF403a6a99e4E8BA0974D198455030) | |
| +++ description: A registry contract that keeps track of an ordered list of operators for each quorum. | |
| + | Status: CREATED |
| reference EigenLayerOperationsMultisig (eth:0xBE1685C81aA44FF9FB319dD389addd9374383e90) | |
| +++ description: None | |
| + | Status: CREATED |
| contract EigenDARelayRegistry (eth:0xD160e6C1543f562fc2B0A5bf090aED32640Ec55B) | |
| +++ description: Registry for EigenDA relay keys, maps key to address. | |
| + | Status: CREATED |
| contract EigenDAThresholdRegistry (eth:0xdb4c89956eEa6F606135E7d366322F2bDE609F15) | |
| +++ description: Registry of EigenDA threshold (i.e, adversary and confirmation threshold percentage for a quorum) | |
| + | Status: CREATED |
| contract Outbox (eth:0xf555Bc86D1C953414F676479Bf7C979b1A737E8C) | |
| +++ description: Facilitates L2 to L1 contract calls: Messages initiated from L2 (for example withdrawal messages) eventually resolve in execution on L1. | |
| + | Status: CREATED |
| contract UpgradeExecutor (eth:0xFA4d1D308f4B4f6E6F836Db2B77Db549606A460c) | |
| +++ description: Central contract defining the access control permissions for upgrading the system contract implementations. | |
While forcing transaction is open to anyone the system employs a privileged sequencerA party responsible for ordering and executing transactions on the rollup. The sequencer verifies transactions, compresses the data into a block, and submits the data related to it to enable state reconstruction to Ethereum L1 as a single transaction. The data can be either transaction data or state diffs. that has priority for submitting transaction batches and ordering transactions.
MEV can be extracted if the operator exploits their centralized position and frontruns user transactions.
Because the state of the system is based on transactions submitted on the underlying host chain and anyone can submit their transactions there it allows the users to circumvent censorship by interacting with the smart contract on the host chain directly. After a delay of 1mo 10d in which a SequencerA party responsible for ordering and executing transactions on the rollup. The sequencer verifies transactions, compresses the data into a block, and submits the data related to it to enable state reconstruction to Ethereum L1 as a single transaction. The data can be either transaction data or state diffs. has failed to include a transaction that was directly posted to the smart contract, it can be forcefully included by anyone on the host chain, which finalizes its ordering.
To force transactions from the host chain, users must first enqueue “delayed” messages in the “delayed” inbox of the BridgeA message-passing protocol between two blockchains. At its most basic, a token bridge consists of a smart contract which can escrow funds on one side of the bridge, and instruct the release or minting of corresponding assets on the other side, but bridges could also support arbitrary messages. How these instructions are validated is a critical factor in assessing the trust assumptions of a bridge. contract. Only authorized Inboxes are allowed to enqueue delayed messages, and the so-called Inbox contract is the one used as the entry point by calling the sendMessage or sendMessageFromOrigin functions. If the centralized sequencerA party responsible for ordering and executing transactions on the rollup. The sequencer verifies transactions, compresses the data into a block, and submits the data related to it to enable state reconstruction to Ethereum L1 as a single transaction. The data can be either transaction data or state diffs. doesn’t process the request within some time bound, users can call the forceInclusion function on the SequencerInbox contract to include the message in the canonical chain. The time bound is hardcoded to be 1mo 10d.
The user initiates L2Layer 2 (L2) is a category of technical solutions aimed to scale the base layer in a trust minimized way. This category includes solutions like rollups as well as state channels and plasma. Other solutions are able to scale further, but with the introduction of additional trust assumptions, which are therefore not trust minimized. Sometimes the term Layer 2 is used to refer to include these solutions too, like validiums and optimiums, but to distinguish between trust minimized and non trust minimized solutions they are often referred to as "light" L2s, opposed to "strong" L2s like rollups.->L1Layer 1 (L1) is a blockchain that is self-reliant on its validator set for its security and consensus properties. Ethereum is an example of a layer 1. Blockchains started receiving the moniker of layer 1 once layer 2 became a meaningful area of development. messages by submitting a regular transaction on this chain. When the blockAn ordered list of transactions and chain-related metadata that gets bundled together and published to the L1/DA layer. Nodes execute the transactions contained within blocks to change the rollup chain’s state. Protocol rules dictate what constitutes a valid block, and invalid blocks are skipped over. containing that transaction is settled, the message becomes available for processing on L1. The process of block finalization usually takes several days to complete.
Users can (eventually) exit the system by pushing the transaction on L1Layer 1 (L1) is a blockchain that is self-reliant on its validator set for its security and consensus properties. Ethereum is an example of a layer 1. Blockchains started receiving the moniker of layer 1 once layer 2 became a meaningful area of development. and providing the corresponding state rootA cryptographic hash succinctly representing a state using a Merkle tree.. The only way to prevent such withdrawal is via an upgrade.
Arbitrum One uses Nitro technology that allows running fraud proofs by executing EVM code on top of WASM.

A Multisig with 3/6 threshold.
A Multisig with 3/5 threshold.
A Multisig with 9/13 threshold. Member of EigenLayerOwningMultisig, EigenLayerBeigenOwningMultisig.
A Multisig with 3/4 threshold.
A Multisig with 3/4 threshold.
A Multisig with 3/8 threshold.
Participants (8):
0x9308…a1250x5262…0aDA0x9951…683F0xA383…350A0x44aC…B9040x3C20…63e90xA4f7…dD310x542a…Bd7EA Multisig with 2/8 threshold. Member of EigenLayerPauserMultisig.
A Multisig with 5/8 threshold.
Participants (8):
0xa335…d1100xFB00…B1ca0x35A2…E1d70x0012…55120x04a2…F2Bd0xd144…16700xeD99…56540xB2aa…1a9dA Multisig with 3/5 threshold.
A Multisig with 1/1 threshold. Member of EigenLayerCommunityMultisig.
Participants (1):
0x5e6a…d3B5A Multisig with 1/2 threshold.
Member of EigenLayerPauserMultisig.


Contract that allows challenging state rootsA cryptographic hash succinctly representing a state using a Merkle tree.. Can be called through the RollupProxy by ValidatorsIn the context of L2s, a Validator is an actor that validates the correctness of state transitions. For optimistic rollups this corresponds to challengers, and for ZK rollups this corresponds to the onchain verifier or the UpgradeExecutor.
Keeps track of the total stake of each operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades..
Keeps track of the BLS public keys of each operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. and the quorum aggregated keys.
Operators register here with an AVS The coordinator has three registries 1) a StakeRegistry that keeps track of operators’ stakes, 2) a BLSApkRegistry that keeps track of operators’ BLS public keys and aggregate BLS public keys for each quorum, 3) an IndexRegistry that keeps track of an ordered list of operators for each quorum.
Defines and stores pauser and unpauser roles for EigenDA contracts.
Contract used for ejection of operators from the RegistryCoordinator for violating the Service Legal Agreement (SLA).
Registry for EigenDA disperser info such as disperser key to address mapping.
BridgeA message-passing protocol between two blockchains. At its most basic, a token bridge consists of a smart contract which can escrow funds on one side of the bridge, and instruct the release or minting of corresponding assets on the other side, but bridges could also support arbitrary messages. How these instructions are validated is a critical factor in assessing the trust assumptions of a bridge. contract that accepts blobThe data that a rollup publishes to its L1/data availability (DA) layer. They consist of the L2 transactions that are rolled up, along with some metadata. Blobs are introduced as a new transaction type within Ethereum with EIP-4844, and has rollup scaling specifically in mind. Blobs persist on Ethereum’s Beacon Chain ephemerally. batches data availabilityThe property of a rollup's data being reachable by any node retrieving the data that were rolled up and executed to reach the proposed state. Data availability (DA), specifically decoupling it from the rollup nodes themselves, is one of the preeminent factors which allows a rollup to scale securely. A rollup is faced with a decision of what to use as a DA layer to guarantee that any node can retrieve this data--permissionlessly under any circumstance. For this reason, using Ethereum for DA currently provides the strongest security guarantees. If data is stored somewhere other than a permissionless L1, then the project is not a rollup, but rather a validium or an optimium. attestations. Batches availability is attested by EigenDA operators signatures and relayed to the service manager contract by the EigenDA disperser.
Registry of EigenDA threshold (i.e, adversary and confirmation threshold percentage for a quorum)
Entrypoint for making reservations and on demand payments for EigenDA.
A registry contract that keeps track of an ordered list of operators for each quorum.
Registry for EigenDA relay keys, maps key to address.
Registry of EigenDA threshold (i.e, adversary and confirmation threshold percentage for a quorum)
Read-only view contract that exposes query functions for the AllocationManager, allowing external callers to look up operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. stake allocations, magnitudes, operator sets, and slashable/redistributable status.
UpgradeableBeacon managing the single implementation for all strategies deployed via StrategyFactory.
A strategy implementation allowing to deposit a specific token as a restakable asset.
Task lifecycle manager where users create tasks with fee payments directed at specific executor operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. sets, and executors submit results verified via BN254 or ECDSA certificate verification, with fee distribution on successful verification and refunds on task expiration.
A strategy implementation allowing to deposit a specific token as a restakable asset.
A strategy implementation allowing to deposit a specific token as a restakable asset.
Contract that enables AVSs and operators to delegate the ability to call certain core contract functions to other addresses.
Admin-controlled on-chain registry that tracks all EigenLayer protocol contract deployments (addresses, names, configs, and versioning) and provides a pauseAll function to pause every registered pausable contract in the protocol.
A strategy implementation allowing to deposit a specific token as a restakable asset.
The DelegationManager contract is responsible for registering EigenLayer operators and managing the EigenLayer strategies delegations. The EigenDA StakeRegistry contract reads from the DelegationManager to track the total stake of each EigenDA operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades..
Verifies BLS (BN254 curve) certificates for EigenLayer operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. sets by computing the aggregate public key of signers, performing pairing-based signature verification, and returning signed-stake weights for quorum threshold validation.
A strategy implementation allowing to deposit a specific token as a restakable asset.
Manages the registration and deregistration of operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. cryptographic keys (ECDSA or BN254/BLS) for specific operator sets, enforcing signature-based proof of key ownership and global uniqueness of keys across the protocol.
Central coordinator for EigenLayer’s operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. table system: accepts BN254-certified global Merkle table roots from a designated generator operator set, then allows Merkle proof submissions to push per-operator-set tables into the certificate verifierAn entity in a ZK-Rollup, often a smart contract, that verifies zero-knowledge proofs submitted by a prover. contracts.
A strategy implementation allowing to deposit a specific token as a restakable asset.
UpgradeableBeacon managing the single implementation for all strategies deployed via StrategyFactory.
Factory contract for permissionlessAnyone willing should be able to join and leave the network at any time, without causing significant disturbance to the network or being detrimental to the party in question. No single entity should have the power to allowlist or blocklist participants. strategy creation via beacon proxies.
A timelock that allows scheduling calls and executing or cancelling them with a delay. Member of EigenLayerBeigenOwningMultisig.
A strategy implementation allowing to deposit a specific token as a restakable asset.
The token backing EIGEN and used for intersubjective staking.
The StrategyManager contract is responsible for managing the EigenLayer token strategies. Each EigenDA quorum has at least one strategy that defines the operators quorum stake.
A strategy implementation allowing to deposit a specific token as a restakable asset.
Allows AVSs to create generation reservations that configure and schedule the transport of operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. tables (stake weight data) from L1Layer 1 (L1) is a blockchain that is self-reliant on its validator set for its security and consensus properties. Ethereum is an example of a layer 1. Blockchains started receiving the moniker of layer 1 once layer 2 became a meaningful area of development. to whitelisted L2Layer 2 (L2) is a category of technical solutions aimed to scale the base layer in a trust minimized way. This category includes solutions like rollups as well as state channels and plasma. Other solutions are able to scale further, but with the introduction of additional trust assumptions, which are therefore not trust minimized. Sometimes the term Layer 2 is used to refer to include these solutions too, like validiums and optimiums, but to distinguish between trust minimized and non trust minimized solutions they are often referred to as "light" L2s, opposed to "strong" L2s like rollups. chains, managing per-operator-set configs such as staleness periods and operator table calculators.
A strategy implementation allowing to deposit a specific token as a restakable asset.
Contract used to create OperatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. Sets, and used by Operators to register to them. The Allocation Manager tracks allocation of stake to a Operator Set, and enables AVSs to slash that stake.
A strategy implementation allowing to deposit a specific token as a restakable asset.
A strategy implementation allowing to deposit a specific token as a restakable asset.
A strategy implementation allowing to deposit a specific token as a restakable asset.
A strategy implementation allowing to deposit a specific token as a restakable asset.
Defines and stores pauser and unpauser roles for EigenLayer contracts.
A timelock that allows scheduling calls and executing or cancelling them with a delay. Member of EigenLayerOwningMultisig.
Verifies ECDSA-based certificates for EigenLayer operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. sets by recovering signer addresses from concatenated signatures, confirming each signer is a registered operator, and tallying their stake weights against quorum thresholds.
The EIGEN token can be socially forked to slash operators for data withholding attacks (and other intersubjectively attributable faults). EIGEN is a wrapper over a second token, bEIGEN, which will be used solely for intersubjective staking. Forking EIGEN means changing the canonical implementation of the bEIGEN token in the EIGEN token contract.
Manages software release lifecycle for EigenLayer operatorAn operator is the entity charged with managing a rollup and progressing its state. A rollup operator can be a centralized sequencer, proposer, prover, challenger, pauser of admin that is able to perform upgrades. sets, allowing AVS owners to publish versioned releases (containing artifact digests, registry URLs, and upgrade-by deadlines) and metadata URIs that operators can query for required software versions.
Central contract defining the access control permissions for upgrading the system contract implementations.
Facilitates sending L1Layer 1 (L1) is a blockchain that is self-reliant on its validator set for its security and consensus properties. Ethereum is an example of a layer 1. Blockchains started receiving the moniker of layer 1 once layer 2 became a meaningful area of development. to L2Layer 2 (L2) is a category of technical solutions aimed to scale the base layer in a trust minimized way. This category includes solutions like rollups as well as state channels and plasma. Other solutions are able to scale further, but with the introduction of additional trust assumptions, which are therefore not trust minimized. Sometimes the term Layer 2 is used to refer to include these solutions too, like validiums and optimiums, but to distinguish between trust minimized and non trust minimized solutions they are often referred to as "light" L2s, opposed to "strong" L2s like rollups. messages like depositing ETH, but does not escrow funds.
Escrows deposited ERC-20 assets for the canonical BridgeA message-passing protocol between two blockchains. At its most basic, a token bridge consists of a smart contract which can escrow funds on one side of the bridge, and instruct the release or minting of corresponding assets on the other side, but bridges could also support arbitrary messages. How these instructions are validated is a critical factor in assessing the trust assumptions of a bridge.. Upon depositing, a generic token representation will be minted at the destination. Withdrawals are initiated by the Outbox contract.
All supported tokens in this escrow are included in the value secured calculation.
Facilitates L2Layer 2 (L2) is a category of technical solutions aimed to scale the base layer in a trust minimized way. This category includes solutions like rollups as well as state channels and plasma. Other solutions are able to scale further, but with the introduction of additional trust assumptions, which are therefore not trust minimized. Sometimes the term Layer 2 is used to refer to include these solutions too, like validiums and optimiums, but to distinguish between trust minimized and non trust minimized solutions they are often referred to as "light" L2s, opposed to "strong" L2s like rollups. to L1Layer 1 (L1) is a blockchain that is self-reliant on its validator set for its security and consensus properties. Ethereum is an example of a layer 1. Blockchains started receiving the moniker of layer 1 once layer 2 became a meaningful area of development. contract calls: Messages initiated from L2 (for example withdrawal messages) eventually resolve in execution on L1.
This routing contract maps tokens to the correct escrow (gateway) to be then bridged with canonical messaging.
One of the modular contracts used for the last step of a fraud proofAlso referred to as a fault proof, it is the construction of an assertion that fraud was perpetrated on an optimistic rollup. More concretely, that an invalid state transition took place according to the protocol rules. The submitter of a fraud proof would expect a reward from the optimistic rollup protocol for helping maintain the integrity of the system., which is simulated inside a WASM virtual machine.
One of the modular contracts used for the last step of a fraud proofAlso referred to as a fault proof, it is the construction of an assertion that fraud was perpetrated on an optimistic rollup. More concretely, that an invalid state transition took place according to the protocol rules. The submitter of a fraud proof would expect a reward from the optimistic rollup protocol for helping maintain the integrity of the system., which is simulated inside a WASM virtual machine.

One of the modular contracts used for the last step of a fraud proofAlso referred to as a fault proof, it is the construction of an assertion that fraud was perpetrated on an optimistic rollup. More concretely, that an invalid state transition took place according to the protocol rules. The submitter of a fraud proof would expect a reward from the optimistic rollup protocol for helping maintain the integrity of the system., which is simulated inside a WASM virtual machine.
Helper contract sending configuration data over the bridgeA message-passing protocol between two blockchains. At its most basic, a token bridge consists of a smart contract which can escrow funds on one side of the bridge, and instruct the release or minting of corresponding assets on the other side, but bridges could also support arbitrary messages. How these instructions are validated is a critical factor in assessing the trust assumptions of a bridge. during the systems initialization.
One of the modular contracts used for the last step of a fraud proofAlso referred to as a fault proof, it is the construction of an assertion that fraud was perpetrated on an optimistic rollup. More concretely, that an invalid state transition took place according to the protocol rules. The submitter of a fraud proof would expect a reward from the optimistic rollup protocol for helping maintain the integrity of the system., which is simulated inside a WASM virtual machine.
This contract implements view only utilities for validatorsIn the context of L2s, a Validator is an actor that validates the correctness of state transitions. For optimistic rollups this corresponds to challengers, and for ZK rollups this corresponds to the onchain verifier.
A beacon with an upgradeable implementation currently set as DurationVaultStrategy. Beacon proxy contracts pointing to this beacon will all use its implementation.
Manages the distribution of rewards (arbitrary tokens, EIGEN) to restakers and commission to operators.
The current deployment carries some associated risks:
Funds can be stolen if a contract receives a malicious code upgrade. There is no delay on code upgrades (CRITICAL).
Funds can be stolen if the source code of unverified contracts contains malicious code (CRITICAL).