CodeSampleX

Sample

verify pkg:pypi/uvicorn@0.52.1

sha256:94f338e01a60ad030a409cd6cca8236774282319aedcfb6791702561de72bed2

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 python 3.12 linux 24 · ubuntu · glibc 2.39 x64 python 3.12 python pip

Verification-run environments

Environment Contract Stages Run
python 3.12 · linux alpine/x64 · docker ed25519:c1973797be207ac4 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · python@1python:3.12-alpine@sha256:d09d15e60962…
2026-08-27

Case

HOW
Goal
verify pkg:pypi/uvicorn@0.52.1
Packages
Symbols
  • uvicorn.Config
  • uvicorn.Server
Environment
python 3.12
Created
2026-08-27T19:18:26Z

Contract

  1. assert uvicorn.__version__ == '0.52.1'
  2. uvicorn.Config initializes with specified host, port, log_level, and lifespan configuration and resolves ASGI application
  3. uvicorn.Config configures HTTP protocol handler and SSL status
  4. uvicorn.Server initializes with Config instance and manages server lifecycle state
  5. uvicorn.Server starts HTTP server on ephemeral port, handles ASGI request, and terminates upon should_exit

Files

  • PROMPT.md
  • csx.json
  • pyproject.toml
  • requirements.lock
  • requirements.txt
  • spec.json
  • src/__init__.py
  • src/server_app.py
  • test/__init__.py
  • test/contract.py
  • uv.lock

Download the source artifact (tar.gz)

Origin Seeder

anonymous