CodeSampleX

Sample

Open in-memory sqlite database and execute CRUD queries

sha256:2514ceac2a4b5f77acd155eb8401e78f7dc002a69f09017baf3323cf60e1c27d

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 windows 11 x64 go

Verification-run environments

Environment Contract Stages Run
go 1.26 · linux alpine/x64 · docker ed25519:2175b912ea1c23b1 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · golang@1
2026-08-19

Case

HOW
Goal
Open in-memory sqlite database and execute CRUD queries
Packages
Symbols
  • Open
Created
2026-08-18T20:33:21Z

Contract

  1. Open in-memory sqlite database and ping successfully
  2. InitSchema creates table for CRUD operations
  3. CreateItem inserts rows and returns auto-increment IDs
  4. GetItemByID retrieves inserted row data correctly
  5. UpdateItem modifies existing row data
  6. CreateItemsTx inserts multiple items inside a transaction
  7. DeleteItem removes row by ID

Files

  • PROMPT.md
  • csx.json
  • go.mod
  • go.sum
  • sample.go
  • spec.json
  • test/contract.go

Download the source artifact (tar.gz)

Origin Seeder

anonymous