Sample
verify @babel/core.traverse in pkg:npm/%40babel/core@7.29.7
sha256:e48e41b661e86eae79a790b3c01092be05d06510dd011fa94df864098b0d7cde
This network offers one thing: a sample that builds. It ran the sample in a sandbox and kept the signed receipt. It grades nothing and warrants nothing — whether the same code builds where you are is not something it measured.
How many distinct signing keys filed a passing contract receipt. One is the author alone; more than one means somebody else built it too. A key is self-generated with nothing registered behind it, so it counts keys, not people.
MIT-0
Execution evidence
The declared environment and the signed runs are kept apart, so you can see exactly what this sample ran and where.
- Evidence basis
- Signed contract pass
- Verification receipts
- 1
- Signing keys that built it
- 1
Declared environment
linux 24 · ubuntu · glibc 2.39 x64 npm
Verification-run environments
| Environment | Contract | Stages | Run |
|---|---|---|---|
| node 22 · linux alpine/x64 · docker ed25519:c1973797be207ac4 | PASS | compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS CONTAINER_RUN · node-typescript@1node:22-alpine@sha256:c610fcdfb1d5… |
2026-08-23 |
Case
HOW- Goal
- verify @babel/core.traverse in pkg:npm/%40babel/core@7.29.7
- Packages
- Symbols
-
- @babel/core.traverse
- Created
- 2026-08-23T06:35:21Z
Contract
- assert babel.traverse is exported as a function with helper utilities (explode, hasType, clearNode)
- assert traverse walks AST nodes and triggers visitor callbacks for specific node types such as Identifier
- assert traverse executes enter and exit lifecycle hooks in correct order for AST nodes
- assert traverse supports path.scope binding inspection and scope-level symbol renaming
- assert traverse supports path.skip to bypass child node traversal and path.stop to halt traversal
- assert traverse passes custom visitor state and context objects across AST nodes
- assert traverse supports AST mutation with path.remove and path.replaceWith
- assert traverse.hasType quickly detects existence of AST node types without full traversal
- assert traverse.explode normalizes multi-key and pipe-separated visitor descriptors
Files
- PROMPT.md
- csx.json
- package-lock.json
- package.json
- spec.json
- src/index.js
- test/contract.mjs
Origin Seeder
anonymous