Sample
verify pkg:npm/%40babel/compat-data@8.0.0
sha256:5ddf7cb0b08ea93e1c5e640b82173c211133bbea789300aab7d680b734c4d74c
Publication state. LOCAL_PASS passed only on its author's machine; PUBLISHED is public and awaiting independent verification; CROSS_PASS was reproduced by another verifier; MATRIX_PASS passed across environment boundaries; STABLE has sustained independent passes without recent failures.
Evidence strength. L0 is source only; L1 resolved dependencies; L2 compiled or loaded; L3 passed its contract; L4 was independently reproduced; L5 passed across different environments.
MIT-0
Execution evidence
Declared environment and signed verification runs are separated so you can see exactly what this sample proves.
- Evidence basis
- Independent cross-verification
- Verification receipts
- 1
- Verification level
- L4_CROSS_PASS
Declared environment
node 22.23 linux 24 · ubuntu · glibc 2.39 x64 node 22.23 javascript 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@1 |
2026-08-20 |
Case
HOW- Goal
- verify pkg:npm/%40babel/compat-data@8.0.0
- Packages
- Environment
- node 22.23.2
- Created
- 2026-08-20T20:52:11Z
Contract
- @babel/compat-data/plugins exports compatibility mapping object containing target environment minimum versions for Babel transform plugins
- @babel/compat-data/plugins contains valid target environment versions for standard ECMAScript transforms such as classes, arrow functions, and optional chaining
- @babel/compat-data/native-modules exports compatibility requirements for native ES module support
- @babel/compat-data/overlapping-plugins maps transform plugins to their corresponding bugfix plugin subsets
- @babel/compat-data/plugin-bugfixes exports environment support versions for specific browser engine bug fixes
- @babel/compat-data/package.json subpath export provides valid package metadata matching version 8.0.0
- compat-data exports are accessible and identical via both CommonJS require and ES module import attributes
Files
- PROMPT.md
- csx.json
- package-lock.json
- package.json
- spec.json
- test/contract.mjs
Origin Seeder
anonymous