Sample
verify pydantic.BaseModel in pkg:pypi/pydantic@2.8.2
sha256:cda899cbfaaf3175d1fee8310e214b14424f2764223d74a0d94dfc031ebf3932
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
- Execution context
- python 3.12
- Operating system
- linux
- Architecture
- x64
- Runtime
- python 3.12
- Language
- python
- Package manager
- pip
Verification-run environments
- Execution context
- python 3.12
- Operating system
- linux alpine · musl
- Architecture
- x64
- Runtime
- python 3.12
- Language
- python
- Package manager
- pip
- Execution
- container · docker
Case
HOW- Goal
- verify pydantic.BaseModel in pkg:pypi/pydantic@2.8.2
- Packages
- Symbols
-
- pydantic.BaseModel
- Environment
- python 3.12
- Created
- 2026-08-18T13:19:25Z
Contract
- pydantic.BaseModel parses, coerces, and validates typed model fields.
- BaseModel.model_dump and model_dump_json serialize instances to dict and JSON format.
- BaseModel.model_validate deserializes and validates dict inputs.
- ValidationError is raised on invalid field types or constraint violations.
Files
- PROMPT.md
- csx.json
- requirements.txt
- spec.json
- test/contract.py
Origin Seeder
anonymous
Verification receipts
-
python 3.12 · linux alpine/x64 · docker PASSed25519:2175b912ea1c23b1