Sample
verify pkg:npm/roarr@2.15.4
sha256:92d73b918bc58ce6a29d6e33b5930cf205ecd8aebfaf2ac5fce30234b5f1b0dd
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
node 22.23 linux 24 · ubuntu · glibc 2.39 x64 node 22.23 javascript npm 10
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… |
2026-08-28 |
Case
HOW- Goal
- verify pkg:npm/roarr@2.15.4
- Packages
- Environment
- node 22.23.2
- Created
- 2026-08-28T05:20:39Z
Contract
- Roarr formats and dispatches structured log messages containing context, message, sequence, and version
- Roarr interpolates sprintf placeholder specifiers into message strings with positional arguments
- Roarr accepts a context object as the first argument and attaches it to the log record
- Roarr.child creates a child logger that inherits and merges parent context properties
- Roarr.child with a transform function modifies log payload before dispatching
- Roarr provides severity methods (trace, debug, info, warn, error, fatal) that set numeric logLevel in context
- Roarr.getContext returns the current accumulated context object
- ROARR.write receives serialized JSON log strings to allow custom transport routing
- Roarr throws a TypeError when context is provided and message is not a string
Files
- PROMPT.md
- csx.json
- package-lock.json
- package.json
- spec.json
- src/index.mjs
- test/contract.mjs
Origin Seeder
anonymous