Bypass Capacitor

v1.3.0-rc.3 -- Bypass Capacitor -- is the fourth release candidate for the coming Capella upgrade.

This release brings one new edge-case test to Capella (#3264), migrates eip4844 references to the fork name "Deneb" (#3215), frees the Deneb blobs from block gossip (#3244) and adds new KZG API (#3236).

This release does not change Capella consensus logic.

PR showing full diff can be found here: #3263

Phase 0

• [non-substantive] Add a note of on_attester_slashing handler to fork choice spec: #3221

Altair

• [non-substantive] Simplify committee weight computation #3246

Capella

• Add deposit+bls_change test #3264

Deneb

• Migrate eip4844 references to Deneb #3215
• Move excess data gas field to the end of execution payload #3218
• Free the blobs -- decouple Block and Blob gossip and a minor fix of KZG specs #3244
• Clarify the use of context bytes in all RPC methods in Deneb #3229
• Cryptography
  • Add KZG multi-verify function #3236
  • Fix compute_quotient_eval_within_domain overflow #3256
  • Typo-fix/refactoring: #3260 #3262

Testing, repo, etc

• Move experimental features to specs/_features folder #3248
• Fix tests #3237
• Typo fix #3251

Skiddo Salm

v1.3.0-rc.2 --Skiddo Salm-- is the third release candidate for the coming Capella upgrade.

This release does not change Capella consensus logic.

PR showing full diff can be found here: #3234

R&D

4844

• Polynomial commitments
  • Handle barycentric evaluation at roots of unity #3214
  • Make compute_kzg_proof() take bytes as input #3219
  • Remove mention of 0x0000 for serialised points #3223
  • All public methods take bytes as input and add explicit G1 validation #3224
• Remove KZG point and blob validations in gossip #3217
• Fix typo #3216

Light client

• Add ExecutionPayloadHeader to LC data #3151

Testing, repo, etc

• New Capella state transition tests and new Capella -> EIP-4844 fork transition tests #3227
• Use Gwei for Withdrawal amount in mock-EE #3213
• Fix typo #3220

Alpine Ibex

v1.3.0-rc.1 -- Alpine Ibex -- is the second release candidate for the coming Capella upgrade.

This release contains one critical breaking change in relation to rc.0 -- use of GENESIS_FORK_VERSION in BLSToExecutionChange messages (#3206).

PR showing full diff can be found here: #3209

Capella

• MUST use GENESIS_FORK_VERSION to sign BLSToExecutionChange message #3206

R&D

4844

• [bugfix] Add historical_summaries setup to fork.md #3201
• Clarify rate limit behavior for sidecar with zero blobs #3174

Light client

• Add LightClientHeader wrapper #3190
• minor typos, edits, etc #3198

Testing, repo, etc

• Disable cache for CI runner and use specific mypy version #3199
• Apply with_config_overrides to all phases #3121
• Capella tests
  • Add BLSToExecutionChange test_invalid_previous_fork_version test case #3203
  • Add a process_bls_to_execution_change test case from staking-deposit-cli #3202

Accumulation

v1.3.0-rc.0 -- Accumulation -- is the first release candidate for the coming Capella upgrade.

Capella specs are now feature complete and expected to be stable unless an unexpected issue arises.

4844 specs have been rebased (#3181) to be built on full Capella functionality. This is reflected in the test suite.

PR showing full diff can be found here: #3192

Capella

• Historical accumulators revamp #3165 #3186

R&D

Sharding and 4844

• Rebase 4844 on Capella functionality #3181
• BlobsSidecarsByRange: Change range lower bound to EIP4844_FORK_EPOCH #3163
• Clarify BeaconBlockAndBlobsSidecarByRoot no blob available #3154
• Handle unavailable data outside of prune window #3169
• Signify compute_kzg_proof as a public method #3167
• Move is_data_available check to fork-choice on_block #3185
• minor typos, edits, etc #3188

Light client

• Add block_to_light_client_header helper #3149

Testing, repo, etc

• Ensure that no duplicate block hashes in sync/from_syncing_to_invalid test case #3187

Goat Star

v1.3.0-alpha.2 -- Goat Star -- is an alpha pre-release containing iterative improvements to Capella and 4844 in preparation for the next wave of R&D testnets.

Note the feature addition of bounding the withdrawals sweep in Capella -- #3095. The rest is primarily config changes, clarifications, and minor fixes.

PR showing full diff can be found here: #3161

Phase 0

• Deprecate phase 0-only versions of beacon_blocks_by_{range,root} #3014

R&D

Withdrawals

• Clarify in docs that full withdrawals only apply to exited validators #3146
• Bound the maximum number of validators considered for withdrawals per sweep #3095

Sharding and 4844

• Remove optimistic sync mentions #3125
• Update MAX_BLOBS_PER_BLOCK to 4 #3145
• Update G2 trusted setup length to 65 #3156
• Clarify that z should not be in the domain #3159
• Minor typos, syntax, etc #3120, #3127, #3152, #3158

Light client

• Pass blocks to LC data creation functions #3070

Testing, repo, etc

• Proper EL block hash implementation in tests #3126
• Add EIP4844 pylint and Mypy checks #3134
• Cleanup explicit fork enumerations in tests #3107
• Add tests to test sync aggregate's order of balance operation #3157
• Minor formatting and other fixes

Karanikomoru

v1.3.0-alpha.1 -- Karanikomoru -- is an alpha pre-release containing iterative improvements to Capella and 4844 in preparation for the next wave of R&D testnets.

Note: There are a number small changes under consideration for Capella and 4844. We expect another release soon, but want to provide a stable target in the meantime.

PR showing full diff can be found here: #3116

R&D

Withdrawals

• Add Gossip Topic bls_to_execution_change #3075
• Add note about packing BLS to execution changes into a block #3081
• Withdrawals without queues #3068
• Add note to Capella validator guide about BLS to execution change #3084

Sharding and 4844

• Remove signed blobs #3062 #3083
• Fix type error in the inputs to hash_to_bls_field() #3077
• Update tx_peek_blob_versioned_hashes to match tx type from fee market update #3027
• Explicitly mention old gossip validations for block #3091
• Add block and sidecar retrival by root #3089
• Fix latest_execution_payload_header field in eip4844 state upgrade #3106
• Clarify deprecation of beacon_block gossip topic in 4844 #3090
• Rebase EIP-4844 on Capella #3052
• Make validate_blobs_sidecar a gossip condition #3108
• Refactor verify_kzg_proof() to receive bytes (used in precompile) #3097
• Testing, formatting, and name changes #3101, #3110, #3119

Light client

• Clarify where LC proofs are rooted #3065
• Document how to derive fork context for LC gossip #3063
• Fix slot checks in light client p2p spec #3086
• Testing, formatting, and name changes #3061, #3064, #3067, #3072, #3066

Testing, repo, etc

• Update remerkleable to 0.1.25 #3069
• Fix --preset-list argument and enhance error output #3111
• Minor formatting and other fixes #3071

Látigo Cepa

v1.3.0-alpha.0 -- Látigo Cepa -- is an alpha release containing withdrawal tests.

PR showing full diff can be found here: #3055

R&D

Withdrawals (Capella)

• Remove fully_withdrawn_epoch field from Validator #2998 #3029
• Add validator_index to Withdrawal #3050

Sharding and 4844

• Introduce bytes_to_bls_field helper #3015
• Fix bit_reversal_permutation helper's comment #3017
• Update ExecutionPayload with EIP-4844 fee market changes #3004
• Fix the notes of P2P-interface and the typo of validator guide #3019
• Fix type annotation #3021
• Modify MIN_EPOCHS_FOR_BLOBS_SIDECARS_REQUESTS to 18 days #3047
• EIP4844: couple beacon block and blob sidecar for p2p #3046

Testing, repo, etc

• Add partial withdrawal balance tests #3010
• Fix typos #3023 #3039
• Bump dep packages version and fix lint issues #3018 #3060
• Add some Capella sanity tests #3024
• Remove work-in-progress notes in Bellatrix specs #3033
• Add Capella test vectors #3040

Ailuropoda melanoleuca

v1.2.0 -- Ailuropoda melanoleuca -- is a semi-major release containing all production mainnet Bellatrix specifications.

Additionally, work continues on various R&D specifications such as Withdrawals and 4844.

PR showing full diff can be found here: #2999

R&D

Withdrawals

• Fix a few things in Capella specs #3002 #3007

Sharding and 4844

• Modify hash_to_bls_field logic #2981
• Fixing EIP-4844 function names #3005

Testing, repo, etc

• Extend fork_choice test format with on_payload_info #2965
• Add optimistic sync tests #2982
• Add test_process_deposit::test_key_validate_invalid #2989
• Update BLS test format: output null for invalid case #3001

Green and Colorado

v1.2.0-rc.3 -- Green and Colorado -- is a release candidate for Mainnet Bellatrix. This release contains additional important Bellatrix consensus test vectors.

Note: TERMINAL_TOTAL_DIFFICULTY was reassessed and confirmed on All Core Devs on 2022/8/18.

Note2: "Release candidate" (rc) distinction will be held on releases until after the mainnet Bellatrix upgrade. Once Mainnet runs the rule-set defined here a non-rc release will be made.

_PR showing full diff can be found here: #2977

Testing, repo, etc

• Add tests of processing objects of N-2 fork version #2976

Rhone and Arve

v1.2.0-rc.2 -- Rhone and Arve -- is a release candidate for Mainnet Bellatrix. This release includes the Mainnet BELLATRIX_FOR_EPOCH as well as the tentative TERMINAL_TOTAL_DIFFICULTY. Additionally, it includes a small number of new Bellatrix tests as well as many R&D updates to withdrawals, light clients, and 4844/sharding.

Note: TERMINAL_TOTAL_DIFFICULTY assessed and potentially adjusted to better target Sept 15, 2022, please monitor for further refinement releases.

Note2: "Release candidate" (rc) distinction will be held on releases until after the mainnet Bellatrix upgrade. Once Mainnet runs the rule-set defined here a non-rc release will be made.

_PR showing full diff can be found here: #2970

Bellatrix

• Merge mainnet ttd and bellatrix values #2969
• Opti-sync: How to apply latestValidHash when payload is INVALID #2954
• Opti-sync: Elaborate on why sync optimistically #2958
• Opti-sync: extend optimistic node definition #2955

R&D

Light client

• Allow light client to verify signatures at period boundary #2805
• Remove fork_version from LightClientUpdate #2916
• Allow LightClientUpdate with genesis finality #2924
• Allow passing redundant next_sync_committee #2927
• Root next_sync_committee in attested_header #2932
• Add LightClientBootstrap #2935
• Add functions for deriving light client data #2938
• Add LightClient(Finality|Optimistic)Update #2944
• Manually trigger LightClientStore force updates #2947
• Describe light client sync process #2951
• Define libp2p protocol for light client sync #280

Withdrawals

• Partial withdrawals #2862
• Fix Name Discrepancy (WITHDRAWAL_QUEUE_LIMIT) #2921

Sharding and 4844

• EIP-4844: Remove shard field from BlobsSidecar #2914
• Optimizing EIP-4844 block validation (using KZG proofs) #2915
• Executable EIP-4844 specs #2937
• WIP implementation of Danksharding #2792

Testing, repo, etc

• Tidy up README.md specs list #2903
• Include Bellatrix p2p interface specs into pyspec #2930
• Add summary diagnostics to spec test gen #2926
• More execution payload tests and cleanup old ones #2961
• A few more bellatrix tests #2962