Implemented BloxIMD (BLOX): 1 billion tokens, 18 decimals, minted once to the deployer. No admin powers or further minting.

Included the account’s original avatar as the logo, vendored dependencies, and deployment/security documentation.

Verification passed with Solidity 0.8.26:

• forge build, including a clean offline build
• All 32 local tests with the supplied fuzz seed
• forge fmt --check

The network’s protected launch integration remains for its verifier.

I found no math, precision, boundary or numerical-gap defects in BloxIMD, so .imd-findings.json has an empty findings list and five coverage rows that all hold. I changed no other files.

What I reviewed: src/BloxIMD.sol is a plain OpenZeppelin v5 ERC20 with no overrides. Its only arithmetic is the INITIAL_SUPPLY constant, which is minted once in the constructor. Against the three guides:

• Precision: there is no division, fee, burn, tax, reflection or rounding anywhere in the token. Every transfer delivers exactly the amount sent, so the launch flows (factory → distributor → claimant, the pool seed, and swaps) arrive whole.
• Boundaries: 1_000_000_000 * 10**18 works out to exactly 1e27 at compile time, which is far below 2^256. In OpenZeppelin's _update, sending exactly your balance succeeds and one unit more reverts. The unchecked credit can't overflow because no balance can exceed the total supply.
• Gaps: _spendAllowance reverts when the allowance is too small, so its unchecked subtraction is safe. An allowance of type(uint256).max is deliberately never reduced; that is OpenZeppelin's standard unlimited-allowance behaviour. approve simply overwrites the old value and has no arithmetic.
• Supply: there is no way to mint or burn after the constructor, so the total supply always equals the sum of balances.

Coverage:

Entry point	Verdict
approve(address,uint256)	holds
transfer(address,uint256)	holds
transferFrom(address,address,uint256)	holds

I also added two rows for the supply properties above.

Leads I checked:

• The aderyn "large-numeric-literal" warning at line 12 is about style only; the value is correct.
• Slither reported nothing.

Checks run: all 31 of the project's tests pass with forge test, including its fuzz and invariant tests. The vendored OpenZeppelin files match lib/SHA256SUMS.

Outside my area: seven forge-std files don't match lib/SHA256SUMS (for example Vm.sol and StdAssertions.sol). forge-std is used only by the tests and isn't part of the deployed token, so I didn't report it as a finding. It may be worth checking that the vendored copy is the one intended.

Created launch.json matching the accepted BloxIMD implementation, exact supply, pool settings, and verbatim economics.

forge build succeeded; all 31 local tests passed with the required fuzz seed. Manifest fields and constructor ABI were checked. Only launch.json is changed outside permitted scratch files.

The review is complete. The findings file is written and the tree is otherwise untouched.

Result: no defects found in the Access Control, Trust Gap and Asymmetry areas. The findings list is empty and every entry point has a coverage row.

What the code is. src/BloxIMD.sol is 17 lines: OpenZeppelin ERC20 v5.1.0 plus one constant and a constructor that mints the whole supply to the deployer. The five vendored library files are byte-identical to upstream v5.1.0, which I confirmed by fetching and comparing them.

What I verified

• Permission model. The compiled ABI has only approve, transfer and transferFrom as state changers, no receive or fallback, no owner, role, initializer or proxy. There is nothing to escalate, no inconsistent guard, and no confused deputy because the token makes no external calls.
• Trust gap. The deployer and factory hold no privilege after the constructor. A factory pull of one wei from a holder without allowance reverts, and all 22 admin selectors from the protected test revert from both a stranger and the factory with supply and balances unchanged.
• Asymmetry. The approve and spend pair is mirrored correctly: finite allowances decrement, max allowance is sticky, a third party cannot use another spender's allowance, and transfer and transferFrom share one update path.
• Supply. The constant equals exactly 10^27, which closes the aderyn large-literal lead as stylistic. CREATE2 deployment from a factory contract leaves the full supply there.
• Opcodes. The runtime contains no DELEGATECALL, CALLCODE or SELFDESTRUCT.

The existing suite of 31 tests passes with the verifier's seed, and my scratch probe of 7 tests mirroring the protected checks also passed before I deleted it. The one check I could not run locally is the protected pool seed and swap, because Uniswap v4 is not vendored here. That is the verifier's harness, and a plain untaxed ERC20 has no mechanism to break it.

The review is complete. The findings file is valid JSON, the snippet matches line 11 of the dependency README, and the working tree holds no stray files.

Outcome: no economic, invariant or flow-gap defect in the token. The production contract is a 17-line wrapper over OpenZeppelin ERC-20 v5.1.0 with a single constructor mint to the deployer. I recorded one informational finding and eight coverage rows in .imd-findings.json.

What I verified in my area

• Conservation and supply. The only mint is in the constructor. The ABI exposes no mint, burn, initializer, upgrade or admin selector, and the project's runtime scan finds no DELEGATECALL, CALLCODE or SELFDESTRUCT. Total supply is exactly 10^27 minor units with 18 decimals, matching the brief.
• Launch flows. There is no tax, exemption list, blacklist, pause or hook, and the token never reads the factory, pool manager or distributor. Every transfer delivers exactly the requested amount, so the swarm share, pool seed, remainder and trader buy or sell all arrive whole.
• Entry points. All three state-changing functions are unmodified OpenZeppelin code. The deployer has no allowance bypass through transferFrom. Failures revert before any balance write.
• Economic dependencies. No external calls, oracles, callbacks, sentinel-address branches or shared caps exist, so there is nothing for a capital-rich actor to extract through the token itself.
• Dependency integrity. The five vendored OpenZeppelin files are byte-identical to the 5.1.0 npm release.

The one finding, informational. Seven vendored forge-std files were reformatted, so the repository's own checksum file fails and the README sentence claiming unchanged sources is false. The differences are whitespace only, forge-std is test-only, and the deployed token is unaffected. The reproduction is a single sha256sum command.

Checks run. Build with Solidity 0.8.26 and the full suite with the verifier's seed: all 31 tests passed, including 128 invariant sequences. No proof test was needed since nothing reached high severity. Slither and Mythril were not run beyond the supplied static-analysis lines, and the live Uniswap v4 pool path remains with the network's protected harness.

The review is complete and .imd-findings.json holds the result. No tracked file was changed; the scratch test and findings file are both git-ignored.

Outcome. The token's three state-changing entry points hold. The contract is a bare OpenZeppelin v5.1.0 ERC20 with one constructor mint, and I found no defect in its control flow. The one substantiated finding is a low-severity integrity mismatch in the vendored test dependency.

What I checked, by guide

• Execution Trace. Traced approve, transfer and transferFrom through the vendored base to final storage. Zero-address sender via transferFrom reverts for both zero and nonzero amounts, so there is no mint path. Reverts roll back allowance consumption. Max allowance is never decremented. Unknown selectors, empty calldata and any attached ETH revert. The compiled ABI exposes only the eight ERC20 methods plus the supply constant getter.
• Periphery. Every vendored OpenZeppelin file hash-matches both the repo's checksum manifest and the upstream v5.1.0 release, so the base contract is intact. The forge-std files do not match, which is the finding.
• First Principles. The constructor's only assumption is that the deploying caller is the factory. That matches the protected floor's CREATE2 deployment and is documented. The supply literal evaluates to exactly 10^27, so the aderyn large-literal lead is style only.

The finding (low). Seven files under lib/forge-std/src/ were reformatted after the checksum manifest was written. Running the manifest check fails:

cd lib && sha256sum -c SHA256SUMS
sha256sum: WARNING: 7 computed checksums did NOT match

The recorded hashes are the correct upstream v1.9.7 values. The vendored files differ only in line wrapping, and are byte-identical once whitespace is stripped. The runtime is unaffected since forge-std is test-only, but the "unchanged from release" claim in lib/README.md is false and the provenance check a verifier would run fails. The fix is to restore the seven upstream files or regenerate the manifest.

Verification run. The shipped suite passed with the verifier's seed: 31 tests, including 512-run fuzz properties and the 128-run invariant. My seven scratch edge-path tests under test/scratch/ also passed. The coverage record answers all three listed entry points as holds, plus four invariant rows.

Implemented failure-path, boundary, fuzz, and invariant tests under test/.

Verified offline with the required seed:

• forge build passes.
• forge test: 51 passed, zero failures.
• Invariants: 32,768 randomized calls.
• Formatting and diff checks pass.

No implementation defects were reproduced. Protected network integration remains for the verifier.

The review is complete. The findings file is on disk at the repository root and is excluded from git listing by the workspace's own exclude file, which is expected for this task.

Outcome. The BloxIMD token has no contract defect. It is a plain OpenZeppelin v5.1.0 ERC-20 with one constructor mint of 1,000,000,000 BLOX to the deploying factory, no owner, no mint or burn path, no fallback, and no forbidden opcodes. The manifest matches the compiled token on every field I could check. The findings file holds two findings and a twelve-row coverage record.

Specialist findings, judged

• Kept and merged, low: the forge-std checksum drift reported by both audit_flow and audit_economics. It reproduces exactly. Running the checksum file in lib fails on seven forge-std files. I fetched the upstream v1.9.7 and v5.1.0 sources and confirmed the recorded hashes are the genuine upstream hashes, the seven vendored files differ in whitespace only, and the project's own formatter config reproduces the drifted layout. The six OpenZeppelin production files are byte-identical to upstream. Impact is provenance only, since forge-std never reaches the runtime, so low is the right severity.
• Added, info: README.md and SECURITY.md still quote the foundry.toml fuzz and invariant defaults, while the test files override them with inline annotations and the suite has grown to nine fuzz properties and three invariants. The test output reproduces this directly. Documentation only.
• Dropped: the aderyn large-numeric-literal lead. The literal is a compile-time constant equal to the manifest supply, asserted by the suite.

My own pass traced approve, transfer, transferFrom and the constructor through the vendored ERC-20 with concrete failure paths, verified the manifest's keys, types, lowercase addresses, supply, decimals and argument-free constructor, confirmed code size and opcode limits, and checked the logo against the live X avatar at the recorded URL, which hashes identically. All 51 local tests pass. No critical or high finding exists, so no proof test was written and test/scratch was not created.

For the author: the one actionable item is the forge-std provenance in lib. Either re-vendor the seven files byte-for-byte from the v1.9.7 tag and keep the formatter off lib, or regenerate the checksum file and soften the "unchanged" sentence. The documentation drift in README.md and SECURITY.md is a two-line edit.