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Data Availability

Rollups are L2s that periodically post state commitments to Ethereum. These commitments are validated by either Validity Proofs or are accepted optimistically and can be challenged via Fraud Proof mechanism within a certain fraud proof window. Additionally L2 data is also posted to Ethereum, hence there are no additional trust assumptions introduced.

#
name
Proof system
DA Layer
DA Bridge
Risks
Type of data
1
Arbitrum One logo
Optimistic
BoLD
Transaction data
Compressed
2
Base Chain logo
Optimistic
OPFP
Transaction data
Compressed
3
OP Mainnet logo
Optimistic
OPFP
Transaction data
Compressed
4
Lighter logo
Validity
Lighter
State diffs
5
Katana logo
Validity
SP1 Turbo
Transaction data
6
Starknet logo
Validity
Stwo
State diffs
Compressed
7
Ink logo
Optimistic
OPFP
Transaction data
Compressed
8
Linea logo
Validity
Linea
Transaction data
Compressed
9
ZKsync Era logo
Validity
Boojum
State diffs
Compressed
10
Unichain logo
Optimistic
OPFP
Transaction data
Compressed
11
BOB logo
Optimistic
OP Kailua
Transaction data
Compressed
12
Scroll logo
Validity
OpenVM
Transaction data
Compressed
13
Abstract logo
Validity
Boojum
State diffs
Compressed
14
ZKsync Lite logo
Validity
ZKsync Lite
State diffs
15
Morph logo
Optimistic
SP1
Transaction data
Compressed
16
Loopring logo
Validity
Loopring
State diffs
17
Zk.Money v1 (Aztec v1) logo
Validity
Aztec v1
State diffs
18
ZERO Network logo
Validity
Boojum
State diffs
Compressed
19
Facet v1 logo
Optimistic
SP1 Turbo
Transaction data
20
Phala logo
Validity
SP1 Hypercube
Transaction data
Compressed
21
INTMAX logo
Validity
INTMAX
N/A
Balance proofs
22
ADI Chain logo
Validity
Airbender
State diffs
Compressed
23
Cartesi PRT Honeypot v2 logo
Optimistic
Dave
Transaction data
24
Ethscriptions logo
Optimistic
SP1 Turbo
Transaction data