CodeSampleX

Sample

verify golang.org/x/net/html.Parse in pkg:golang/golang.org/x/net@v0.0.0-20190620200207-3b0461eec859

sha256:2660c1c470d5dbfeda00eebffc18761798f6c4362d103bc602da82e067c5f0a5

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 linux 24 · ubuntu · glibc 2.39 x64 go

Verification-run environments

Environment Contract Stages Run
go 1.26 · linux alpine/x64 · docker ed25519:c1973797be207ac4 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · golang@1
2026-08-21

Case

HOW
Goal
verify golang.org/x/net/html.Parse in pkg:golang/golang.org/x/net@v0.0.0-20190620200207-3b0461eec859
Packages
Symbols
  • golang.org/x/net/html.Parse
Created
2026-08-21T01:47:29Z

Contract

  1. html.Parse parses an HTML document into a DocumentNode tree with html, head, and body elements
  2. html.Parse correctly constructs element nodes with tag names, attributes, and text child nodes

Files

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

Download the source artifact (tar.gz)

Origin Seeder

anonymous