archived snapshot 2026-11-04T13:24:24Z, shown with the current code and proofs · latest data · all snapshots

Status / EIP-7997

EIP-7997 Deterministic Factory Contract

SFI Glamsterdam: Scheduled · EIP status Last Call

EIP text · EELS tests · all spec changes ·

**EIP-7997 deterministic factory contract** (eipproof, fork glamsterdam, snapshot 2026-11-04T13:24:24Z)

- Nethermind: old tests v21.0.1. Nethermind's newest run used tests v21.0.1, but the newest EELS release is v21.0.2. Old tests do not check the current spec, so the old 47/47 is shown but does not count. Next: run v21.0.2. [evidence](https://nethermindeth.github.io/eipproof/glamsterdam/index.html#7997-nethermind)
- Geth: old tests v21.0.1. Geth's newest run used tests v21.0.1, but the newest EELS release is v21.0.2. Old tests do not check the current spec, so the old 47/47 is shown but does not count. Next: run v21.0.2. [evidence](https://nethermindeth.github.io/eipproof/glamsterdam/index.html#7997-go-ethereum)
- Reth: old tests v21.0.1. Reth's newest run used tests v21.0.1, but the newest EELS release is v21.0.2. Old tests do not check the current spec, so the old 47/47 is shown but does not count. Next: run v21.0.2. [evidence](https://nethermindeth.github.io/eipproof/glamsterdam/index.html#7997-reth)
- ethrex: old tests v21.0.1. ethrex's newest run used tests v21.0.1, but the newest EELS release is v21.0.2. Old tests do not check the current spec, so the old 47/47 is shown but does not count. Next: run v21.0.2. [evidence](https://nethermindeth.github.io/eipproof/glamsterdam/index.html#7997-ethrex)
- Besu: old tests v21.0.1. Besu's newest run used tests v21.0.1, but the newest EELS release is v21.0.2. Old tests do not check the current spec, so the old 47/47 is shown but does not count. Next: run v21.0.2. [evidence](https://nethermindeth.github.io/eipproof/glamsterdam/index.html#7997-besu)
- EELS: update tests to EIP version f1ade090. EELS v21.0.2 tests EIP commit e239a2e8; the EIP changed 2 times since, newest f1ade090 on 2026-10-22. [EIP diff](https://github.com/ethereum/EIPs/compare/e239a2e8a2a7f4100f5c6605805ae0ca8624b5b9...f1ade090fd315895461fc3e249cb1a675aeb55a9)

Spec changes, newest first:
- [f1ade090](https://github.com/ethereum/EIPs/commit/f1ade090fd315895461fc3e249cb1a675aeb55a9) 2026-10-22 Update EIP-2780: Align titles and descriptions of Glamsterdam EIPs (#12561): untested
- [5ef38012](https://github.com/ethereum/EIPs/commit/5ef380124bd68d09c02fa90d0de0f2455f37d5ee) 2026-10-06 Update EIP-2780: Move to Last Call (#12442): untested
- [e239a2e8](https://github.com/ethereum/EIPs/commit/e239a2e8a2a7f4100f5c6605805ae0ca8624b5b9) 2026-07-17 Update EIP-7997: Remove irregular state transition and state lookup: EELS v21.0.2 implements this text
- [e960dd69](https://github.com/ethereum/EIPs/commit/e960dd69bd7b6d81647db09bdfd985a3706bc3f9) 2026-07-08 Update EIP-7997: Move to Review: older
- [d490ca55](https://github.com/ethereum/EIPs/commit/d490ca552a36b103426fac04fd0bb4eab82e6165) 2026-07-05 Update EIP-7997: Add EAS-like bytecode + add required EIP: older
- [40ff72bf](https://github.com/ethereum/EIPs/commit/40ff72bf386aa554ebaeca9c8ae62d8d8762af83) 2026-07-04 Update EIP-7997: Replace Yul with mnemonics: older
- [f0015e02](https://github.com/ethereum/EIPs/commit/f0015e02590db2a44cc0597e37075c5a2c3cf61d) 2026-07-02 Update EIP-7997: Add nonzero nonce to summary requirements: older
- [f63ba053](https://github.com/ethereum/EIPs/commit/f63ba053296dbb684aafdcfb9e4be7c972e88f5d) 2026-07-02 Update EIP-7997: clarify nonce for irregular state transition: older
- [0b59e164](https://github.com/ethereum/EIPs/commit/0b59e164e21764ffdc5bca33ee0cf191e73b6002) 2026-07-02 Update EIP-7997: remove specification of nonce: older
- [a0a7f5ad](https://github.com/ethereum/EIPs/commit/a0a7f5adb491fc6ad4b008f307899c30f348db22) 2026-06-09 Update EIP-7997: Switch to Arachnid factory: older
- [ec05b85e](https://github.com/ethereum/EIPs/commit/ec05b85e530a7ea97ea52a1f0312d88eb0eb1be2) 2025-11-05 Update EIP-7997: Update address and add backward compat section: older
- [a9ca3432](https://github.com/ethereum/EIPs/commit/a9ca3432e0541a23f17d18c8c22cdaa2dabbb014) 2025-10-28 Update EIP-7997: replace 'nonce' with 'salt' in Input validation: older

[EIP text](https://github.com/ethereum/EIPs/blob/master/EIPS/eip-7997.md) · [eipproof page](https://nethermindeth.github.io/eipproof/glamsterdam/eip-7997.html)

Clients open a cell for the why, the three checks and the evidence

Nethermindv21.0.1 old release

Gethv21.0.1 old release

Rethv21.0.1 old release

ethrexv21.0.1 old release

Besuv21.0.1 old release

EELStests v21.0.2

EELS to do update tests to EIP version f1ade090 EIP diff

EELS v21.0.2 tests EIP commit e239a2e8; the EIP changed 2 times since, newest f1ade090 on 2026-10-22.

Spec changes and their tests newest first; each EIP commit, the EELS change that pinned it, its first release and the client runs on it

2026-10-22f1ade090Update EIP-2780: Align titles and descriptions of Glamsterdam EIPs (#12561) (commit for EIP-2780; it also edits this EIP) header only untested
tests: not updated to this text. EELS v21.0.2 still tests the text from 2026-07-17 (e239a2e8).
2026-10-065ef38012Update EIP-2780: Move to Last Call (#12442) (commit for EIP-2780; it also edits this EIP) header only untested
tests: not updated to this text. EELS v21.0.2 still tests the text from 2026-07-17 (e239a2e8).
2026-07-17e239a2e8Update EIP-7997: Remove irregular state transition and state lookup EELS v21.0.2 implements this text
tests: EELS PR #3614 pinned this text on 2026-09-18, test files test_eip_mainnet.py, test_factory.py, test_fork_transition.py and 1 more · first release v21.0.0 · run against it: Nethermind, Geth, Reth, ethrex, Besu
2026-07-08e960dd69Update EIP-7997: Move to Review older
tests: no EELS release tests this text.
2026-07-05d490ca55Update EIP-7997: Add EAS-like bytecode + add required EIP older
tests: no EELS release tests this text.
2026-07-0440ff72bfUpdate EIP-7997: Replace Yul with mnemonics older
tests: no EELS release tests this text.
2026-07-02f0015e02Update EIP-7997: Add nonzero nonce to summary requirements older
tests: no EELS release tests this text.
2026-07-02f63ba053Update EIP-7997: clarify nonce for irregular state transition older
tests: no EELS release tests this text.
2026-07-020b59e164Update EIP-7997: remove specification of nonce older
tests: no EELS release tests this text.
2026-06-09a0a7f5adUpdate EIP-7997: Switch to Arachnid factory older
tests: an EELS release pins this text · first release v20.0.0 · no client run on a release with this text
2025-11-05ec05b85eUpdate EIP-7997: Update address and add backward compat section older
tests: no EELS release tests this text.
2025-10-28a9ca3432Update EIP-7997: replace 'nonce' with 'salt' in Input validation older
tests: no EELS release tests this text.

Client PRs matched by title, not a verdict

open and merged PRs whose title names EIP-7997; merged ones since the last 60 days

Nethermind	not collected in this snapshot
Geth	not collected in this snapshot
Reth	not collected in this snapshot
ethrex	not collected in this snapshot
Besu	not collected in this snapshot

EIP-7997 Deterministic Factory Contract

Clients open a cell for the why, the three checks and the evidence

Spec changes and their tests newest first; each EIP commit, the EELS change that pinned it, its first release and the client runs on it

Three checks

Three checks

Three checks

Three checks

Three checks