Done. The TESTNS token project is built, tested and committed on main as commit 32410aa.

What was delivered

• src/NightshiftTestToken.sol is the token. It inherits OpenZeppelin v5.1.0 ERC20, mints 100 tokens with 18 decimals to msg.sender once in the constructor, and has no owner, no mint path, no fee, no limit, no pause and no blacklist. The contract name is 19 characters, with the long name only in name(). It takes no constructor arguments.
• foundry.toml pins solc 0.8.26 with bytecode_hash = "none", cbor_metadata = false, ffi off and empty filesystem permissions.
• Dependencies are vendored as plain files, not submodules. forge-std v1.9.7 source plus the five OpenZeppelin files the ERC-20 needs. I removed forge-std's own foundry.toml since it grants read-write filesystem permissions.
• script/DeployNightshiftTestToken.s.sol is a dry-run deploy script that reads no environment. Its deploy() function is tested directly.
• README.md documents parameters, assumptions, the launch economics as given, the empty "after launch" list, operational responsibilities, the logo description, test coverage and the security checklist review.

Checks

Tests cover success paths, failure paths with exact custom errors, 22 common mint and admin selectors that must not exist for stranger or deployer, a reachable-opcode scan for DELEGATECALL, CALLCODE and SELFDESTRUCT, five fuzz tests and two supply-conservation invariants. The public ABI is the 9 standard ERC-20 functions plus 4 constant getters.

Notes for the reviewer

• Slither and Mythril are not on this machine, so they did not run. By inspection none of the six rejected detectors apply to this code.
• The protected tests pinned for this task exercise the launch harness itself and need the verifier's environment. The token meets every requirement they check: supply minted whole to the factory, plain transfers for all launch flows, no supply growth and no privileged hand.
• The workspace contains sandbox-mounted dotfiles such as .gitmodules and .claude/launch.json that are unreadable devices. They are not tracked and .claude/ is ignored, so no stray manifest or submodule is in the commit.

Created launch.json matching NightshiftTestToken: no constructor arguments, exact fixed supply, required pool and economics values, and no application contracts.

forge build passed. All 29 tests passed with the supplied fuzz seed. Only launch.json is changed for submission.

The review is complete. .imd-findings.json holds an empty findings list and seven coverage rows, and the tree is otherwise untouched.

Result: no defects in the math, boundary or numerical-gap area. The token is OpenZeppelin v5.1.0 ERC20 with a single constant mint and a decimals() override. I confirmed all five vendored OpenZeppelin files are byte-identical to the upstream v5.1.0 release, so the accounting under review is the audited library code.

What I checked, per guide:

• Math Precision. The only arithmetic the token adds is the constant supply, which evaluates to exactly 1e20 with no downcast and the exponent binding first. There is no division, no scaling, no fixed-point conversion. The two unchecked blocks in _update and _spendAllowance are each preceded by the guard that makes them safe. The launch percentages on this supply divide exactly with no dust.
• Boundary. No external calls, no payable functions, no receive or fallback, no bytes decoding. The zero-address branches in _update cannot be reached from any public entry point. Probed inputs: zero amount, 1 wei, whole balance, self-transfer and self-transferFrom, max uint, max-minus-one allowance, exact-allowance spend, zero spender, zero sender. Each either moved the exact amount or reverted with the expected error.
• Numerical Gap. Sum of balances equals total supply under the project's invariant run and my own fuzz probes. Supply cannot change after construction since no path reaches mint or burn.

Coverage rows: all three entry points holds, plus four invariant rows. Nothing was left unreached. Static analysis reported nothing and I found nothing to promote. The scratch probe file was removed after running, and since no finding is critical or high, no proof file is attached.

The review is complete and .imd-findings.json holds the result: zero defects and ten coverage rows.

Outcome. The Access Control, Trust Gap and Asymmetry passes found no defect in src/NightshiftTestToken.sol. The token is a 36-line subclass of OpenZeppelin v5.1.0 ERC20 that mints 100e18 to msg.sender once and overrides decimals() to a constant 18. Nothing else is added.

What I checked, per area:

• Access control. The compiled ABI exposes exactly three state-changing functions, all unrestricted by design, plus views. There are no roles, modifiers, initializers, owner slots, receive or fallback. Twenty-two admin, mint, freeze and pause selectors revert for both a stranger and the deployer. The deployer gains no power: pulling a holder's tokens without allowance reverts, and under CREATE2 from a factory contract the supply lands on the factory, not on tx.origin.
• Trust gap. No seam exists between authorization and economics because there is no privileged actor and no formula. The only trust dependency is the vendored library, so I diffed all five vendored OpenZeppelin files against the upstream v5.1.0 tag. They are byte-identical, and Context._msgSender is plain msg.sender.
• Asymmetry. transfer and transferFrom share _transfer and _update. Both reject the zero address on either side, so no path reaches a mint or burn after construction. Allowances are keyed per owner and spender, with no self-exemption or caller-class branch. Fee and exemption logic is absent, so every launch flow moves the exact amount.
• Bytecode. A reachability-aware opcode scan finds no reachable DELEGATECALL, CALLCODE, SELFDESTRUCT, CREATE or external CALL. Raw byte hits for 0xFF and 0xF0 sit in unreachable data.

Verification run. The project suite passes with 29 tests including the 128,000-call invariant run. A scratch suite of seven extra edge cases also passed and was removed afterwards. Slither and Aderyn reported nothing, consistent with my reading.

Not reached. Nothing in the assigned area was left unverified. The deploy script is a local review aid and gets a holds row since nothing in my area touches it.

The review is complete. The findings file holds an empty findings list and a full coverage record. The working tree is otherwise clean, as the status check showed.

Result: no defects found. src/NightshiftTestToken.sol is OpenZeppelin v5.1.0 ERC20 with a constant decimals() override and a single constructor mint of 100e18 to the deployer. Nothing else is in the contract.

What I checked, per the three assigned guides:

• Execution Trace. Traced approve, transfer and transferFrom through the OpenZeppelin internals. Zero-address sender, receiver and spender all revert. Over-balance and over-allowance revert with typed errors. Infinite allowance is not decremented. No external calls, callbacks, sentinel paths or partial state updates exist. A scratch Foundry test confirmed CREATE2 deployment from a contract mints the whole supply to that contract, that zero-value and self transfers are harmless, and that ether and unknown selectors are rejected.
• Periphery. The five vendored OpenZeppelin files are byte-identical to the upstream v5.1.0 tag. Context has no forwarder logic. The deploy script is a review aid with no environment reads.
• First Principles. Name, symbol, decimals and supply match the objective and the stated manifest values. No mint, burn, owner, pause, blacklist or upgrade path is in the compiled ABI, and the runtime bytecode has no reachable DELEGATECALL, CALLCODE or SELFDESTRUCT. Launch flows need no exemptions because transfers are exact.

Coverage. All three listed entry points are marked holds, plus seven invariant rows. Nothing was left unreached.

One note for the judge, not a finding: the standard ERC-20 approve front-running race exists, as it does in every plain OpenZeppelin token. It is a property of the requested design rather than a defect in this code. The existing suite of 29 tests also passed under forge 1.8.3.

The review is complete. The findings file is written, the JSON validates, and no tracked file in the tree was changed.

Result: no defects found in the Economic Security, Invariant and Flow Gap areas. The findings list is empty, and the coverage record answers all three entry points as holds, plus six invariant and economics rows.

What I verified

• The token in src/NightshiftTestToken.sol is OpenZeppelin v5.1.0 ERC20 with one constructor mint and a constant decimals() override. All five vendored OpenZeppelin files hash byte-for-byte to the upstream v5.1.0 tag, so nothing was altered inside the library.
• The compiled ABI has 13 functions, all standard ERC-20 plus four constant getters. No mint, burn, pause, blacklist, owner or fallback path exists, so the supply of 100e18 cannot change after construction.
• The project's own suite passes under the verifier's fuzz seed, including the invariant run of 128,000 handler calls that kept the sum of balances equal to total supply. forge fmt --check is clean.
• A scratch test deployed the token through CREATE2 from a contract, as the factory does, and drove the launch flows: swarm share, pool seed, remainder, 1,241 claim payouts, and a trader round-trip using transferFrom with balance-delta settlement. Every flow moved exactly the requested amount and returned true.
• The economics check out: 25,000 IMD cap over 100 tokens gives a price of 250 IMD per token. The resulting tick and sqrt price sit well inside Uniswap v4 bounds in either currency order, and single-sided seed liquidity fits in uint128. The IMD pair token on chain 1 answers symbol IMD with 18 decimals.

One observation, not a defect. The remainderTo address on chain 1 carries EIP-7702 delegation code. ERC-20 transfer never calls the recipient, so the 14-token remainder lands regardless. I recorded it as a coverage note so the judge knows it was looked at.

Not reached. Nothing within my area was left unchecked. The deploy script and the read-only getters were traced but are outside the listed entry points, so they have no rows.

Added 22 tests covering failure paths, rollback, allowance revocation, and boundary values. Strengthened five stateful invariants across six actors.

forge build and forge test pass with the required seed: 51 reported tests and 32,768 invariant calls.

Only test/ changed. No contract defects found.

The review found no defects. I wrote .imd-findings.json with an empty findings list and a coverage record that marks all three entry points holds.

Why it's clean:

• The specialists: none of the four, nor the test writer, reported a finding, so there was nothing to reproduce or merge. Slither and aderyn reported nothing either.
• The token: src/NightshiftTestToken.sol is a stock OpenZeppelin v5.1 ERC-20. It overrides nothing except decimals(), which returns 18. I checked the vendored ERC20.sol and it is unmodified.
• Transfers: transfer, transferFrom and approve move or approve exactly the amount given, with no fee, tax or limit. So the swarm's share, the pool seed and trades all arrive in full.
• Supply and control: the only mint is in the constructor at line 29, which gives 100 × 10^18 to the deployer (the factory). There is no owner and no way to mint, burn, pause or seize.
• Deployment: the constructor takes no parameters, matching "constructorArgs": [] in launch.json. The deployed code is 2,186 bytes and the creation code 3,372, far under the 24,576 and 49,152 limits. There are no linked libraries, and no delegatecall or selfdestruct.
• Manifest: launch.json uses only schema keys. Its addresses are lowercase, the supply and decimals match the code, and the contract name NightshiftTestToken is 19 characters. The pool and economics values are the same as in the task's reference manifest.
• Tests: all 51 project tests pass. I couldn't run the protected launch tests locally because they need files and settings this repo doesn't include.

No files in the repository were changed.