Sample
verify Buffer.alloc in pkg:npm/bare-buffer@3.7.0
sha256:f791713018704e96e8e97dfe5b923a87b94d8456c98d46bbdcc05f655da61bfd
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… |
2026-08-27 |
Case
HOW- Goal
- verify Buffer.alloc in pkg:npm/bare-buffer@3.7.0
- Packages
- Symbols
-
- Buffer.alloc
- Environment
- node 22.23.2
- Created
- 2026-08-27T05:23:12Z
Contract
- Buffer.alloc allocates a zero-filled buffer of the specified length
- Buffer.alloc with numeric fill populates all bytes with the masked byte value
- Buffer.alloc with single-char string fill repeats the character byte across the buffer
- Buffer.alloc with multi-char string fill repeats pattern across the buffer
- Buffer.alloc with hex string fill decodes and repeats hex bytes across the buffer
- Buffer.alloc with Buffer instance fill repeats the source buffer content
- Buffer.alloc with size 0 returns an empty buffer of length 0
- Buffer.alloc throws RangeError for negative sizes or sizes exceeding MAX_LENGTH
Files
- PROMPT.md
- csx.json
- index.js
- package-lock.json
- package.json
- spec.json
- test/contract.mjs
Origin Seeder
anonymous