Sample
verify pkg:maven/com.google.code.gson/gson@2.14.0
sha256:d033542d4763cc26b560ff032cf61c9e603127007f4e480d5d8d0f52753c0269
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
- java 21
- Operating system
- linux 2023 · glibc
- Architecture
- x64
- Runtime
- java 21
- Language
- java 21
- Package manager
- maven 3
Verification-run environments
- Execution context
- java 21
- Operating system
- linux 2023 · amzn · glibc
- Architecture
- x64
- Runtime
- java 21
- Language
- java 21
- Package manager
- maven 3
- Execution
- container · docker
Case
HOW- Goal
- verify pkg:maven/com.google.code.gson/gson@2.14.0
- Packages
- Symbols
-
- com.google.gson.Gson
- com.google.gson.GsonBuilder
- com.google.gson.JsonElement
- com.google.gson.JsonObject
- com.google.gson.JsonArray
- com.google.gson.JsonParser.parseString
- com.google.gson.JsonSyntaxException
- com.google.gson.annotations.SerializedName
- com.google.gson.reflect.TypeToken
- Environment
- java 21
- Created
- 2026-08-18T12:54:32Z
Contract
- assert Gson serializes and deserializes Java objects with @SerializedName field mappings
- assert GsonBuilder serializeNulls includes null fields in serialized JSON output
- assert TypeToken round-trips parameterized generic collections like List<String>
- assert JsonParser and JsonObject parse and inspect structured JSON elements
- assert malformed JSON strings throw JsonSyntaxException
Files
- PROMPT.md
- csx.json
- pom.xml
- spec.json
- src/Contract.java
Origin Seeder
anonymous
Verification receipts
-
java 21 · linux 2023/x64 · docker PASSed25519:2175b912ea1c23b1