{
  "receipt": "git-workflow-and-versioning-claude-sonnet-5-5-2026-09-29.json",
  "receipt_hash": "49f1b9adaf1667e77b1f850a1273364243e05211f1d1b989096902854d563ba3",
  "model_id": "claude-sonnet-5-5",
  "surface": "claude-cli",
  "runner_version": "0.10.1",
  "claude_code": {
    "pinned_version": "2.1.284",
    "integrity": "sha512-IuENsoLa+Y5fx5VaP0Md3n5UO7aYxjbFE/iydSDw6tMo2171oaxaaBa9oIepPG9NILd1owSx74ozsqAkTbEOjw==",
    "linux_x64_integrity": "sha512-hjjPgN4u8DvnzZqWDYnU5xxQkykuUrkUoVeeutVLXjrhx4qeRPmwgZ69BFAHmV42FBRdiRwbLbiDE9nkQdAE8g==",
    "binary_sha256": "5cd90aabd83f8a15136c35aa37bb1d92b348993573316643dc3fe4e04afbf88f",
    "versions_reported_by_calls": [
      "2.1.284"
    ],
    "calls": "25-48"
  },
  "surface_note": "Report 013: Claude Code pinned at the version above for every arm. See ../../../run-record.json.",
  "calls": [
    {
      "call": 25,
      "requested": "claude-sonnet-5-5",
      "init_model": "claude-sonnet-5-5",
      "per_turn_effort_active": true
    },
    {
      "call": 26,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 27,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 28,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 29,
      "requested": "claude-sonnet-5-5",
      "init_model": "claude-sonnet-5-5",
      "per_turn_effort_active": true
    },
    {
      "call": 30,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 31,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 32,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 33,
      "requested": "claude-sonnet-5-5",
      "init_model": "claude-sonnet-5-5",
      "per_turn_effort_active": true
    },
    {
      "call": 34,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 35,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 36,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 37,
      "requested": "claude-sonnet-5-5",
      "init_model": "claude-sonnet-5-5",
      "per_turn_effort_active": true
    },
    {
      "call": 38,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 39,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 40,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 41,
      "requested": "claude-sonnet-5-5",
      "init_model": "claude-sonnet-5-5",
      "per_turn_effort_active": true
    },
    {
      "call": 42,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 43,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 44,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 45,
      "requested": "claude-sonnet-5-5",
      "init_model": "claude-sonnet-5-5",
      "per_turn_effort_active": true
    },
    {
      "call": 46,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 47,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    },
    {
      "call": 48,
      "requested": "claude-opus-5",
      "init_model": "claude-opus-5",
      "per_turn_effort_active": false
    }
  ]
}