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feat: add sync with coverage tool

Status: Open (in progress).

ethereum/execution-specsnumber 1412

#1412 In ethereum/execution-specs;

· souradeep-das opened on Sep 5, 2025

Audit integer type usage

A-spec-specsArea: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)Area: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-hardExperience: difficult, probably not for the faint of heartExperience: difficult, probably not for the faint of heart

P-low

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#236 In ethereum/execution-specs;

· lightclient opened on Jul 7, 2021

Audit code for U256 overflows

A-spec-specsArea: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)Area: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-mediumExperience: of moderate difficultyExperience: of moderate difficulty

P-low

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#295 In ethereum/execution-specs;

· Bhargavasomu opened on Aug 4, 2021

Better way of specifying nibble_list_to_compact

A-spec-specsArea: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)Area: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-mediumExperience: of moderate difficultyExperience: of moderate difficulty

P-low

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#491 In ethereum/execution-specs;

· lightclient opened on Apr 4, 2022

Investigate source code mutation testing

A-spec-toolArea: Specification Tooling—Tools for the Ethereum specification (eg. `src/ethereum_spec_tools/*`)Area: Specification Tooling—Tools for the Ethereum specification (eg. `src/ethereum_spec_tools/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-mediumExperience: of moderate difficultyExperience: of moderate difficulty

P-low

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#1145 In ethereum/execution-specs;

· SamWilsn opened on Mar 7, 2025

Create a consume mode for t8n

A-spec-toolArea: Specification Tooling—Tools for the Ethereum specification (eg. `src/ethereum_spec_tools/*`)Area: Specification Tooling—Tools for the Ethereum specification (eg. `src/ethereum_spec_tools/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-mediumExperience: of moderate difficultyExperience: of moderate difficulty

P-high

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#1025 In ethereum/execution-specs;

· SamWilsn opened on Oct 21, 2024

Refactor generic_call/execute_code/process_message/etc.

A-spec-specsArea: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)Area: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-easyExperience: easy, good for newcomersExperience: easy, good for newcomers

P-low

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#1116 In ethereum/execution-specs;

· SamWilsn opened on Feb 11, 2025

Refactor t8n to use the Pydantic models from EEST

A-spec-toolArea: Specification Tooling—Tools for the Ethereum specification (eg. `src/ethereum_spec_tools/*`)Area: Specification Tooling—Tools for the Ethereum specification (eg. `src/ethereum_spec_tools/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-hardExperience: difficult, probably not for the faint of heartExperience: difficult, probably not for the faint of heart

P-low

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#1124 In ethereum/execution-specs;

· SamWilsn opened on Feb 13, 2025

Move blob/transaction gas calculations out of .../vm/gas.py

A-spec-specsArea: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)Area: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-easyExperience: easy, good for newcomersExperience: easy, good for newcomers

P-low

Status: Open.

#1264 In ethereum/execution-specs;

· SamWilsn opened on Jun 4, 2025

EELS t8n return empty exception strings

A-spec-specsArea: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)Area: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-easyExperience: easy, good for newcomersExperience: easy, good for newcomers

P-medium

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#1021 In ethereum/execution-specs;

· winsvega opened on Oct 8, 2024

Investigate where we enforce the call stack limit

A-spec-specsArea: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)Area: Specification—The Ethereum specification itself (eg. `src/ethereum/*`)

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-easyExperience: easy, good for newcomersExperience: easy, good for newcomers

P-high

staleThe Issue/PR has not had any activity for 60 days. PRs will be automatically closed.The Issue/PR has not had any activity for 60 days. PRs will be automatically closed.

Status: Open.

#1119 In ethereum/execution-specs;

· SamWilsn opened on Feb 11, 2025

Run mutation tests in CI for changed files

Status: Open (in progress).

ethereum/execution-specsnumber 1364

#1364 In ethereum/execution-specs;

· souradeep-das opened on Aug 8, 2025

utilize pydantic models from eest on t8n

Status: Open (in progress).

ethereum/execution-specsnumber 1359

#1359 In ethereum/execution-specs;

· souradeep-das opened on Aug 1, 2025

feat(tooling): align versioning scheme to 6.19.0

A-toolingArea: Improvements or changes to auxiliary tooling such as uv, ruff, mypy, ...Area: Improvements or changes to auxiliary tooling such as uv, ruff, mypy, ...

C-featCategory: an improvement or new featureCategory: an improvement or new feature

E-easyExperience: easy, good for newcomersExperience: easy, good for newcomers

P-low

S-needs-attentionStatus: needs attentionStatus: needs attention

Status: Draft (not ready).

ethereum/execution-specsnumber 2464

#2464 In ethereum/execution-specs;

· Carsons-Eels opened on Mar 10, 2026