公开研究副本：本地绝对路径、实验主机地址已脱敏。NA 保留，完整可执行库存恢复为 0。角色与功能关联是可审核离线推断，未经人工金标或独立外部审查。历史代表截图不认证当次控件对齐。原件 SHA 只认证原件，公开字节 SHA 见发布清单。

ODK Rep1：State 稳定后，Checkbox 仍首次执行并产生新转换

Download g16e255:1978 后一步；80%时已有未访问ModelAction提示。同Activity控件做过不等于此State上下文结果已覆盖。下载页完整GUI树缺失，剩余Concrete为NA。

关联范围：entry-associated observed B segment。探索性复核，未作人类金标。

在交互查看器打开：轨迹、窗口、库存、历史检查点

source g16s71

target g16s70

Run

odkcollect-Rep1

功能入口组/页面

odkcollect.download

真实入口

g16e255:1978

确认执行

g16e256:1979

Source / Target

g16s71 → g16s70

Activity

org.odk.collect.android.activities.FormDownloadListActivity → org.odk.collect.android.activities.FormDownloadListActivity

Action / ModelAction

MODEL_CLICK / g16a582

Resource ID

org.odk.collect.android:id/checkbox

text / desc

/

class / path

android.widget.CheckBox / 0-0-3-0-2

局部Concrete新颖性

True

新ID转换

True

原生新State

False

库存证据

PARTIAL

完整有效Concrete / 精确剩余

MISSING / NA

输入前匹配的 Selection

只对齐实际选择记录，不能补齐全Concrete成员或其他动作资格。

{
  "event": "SELECTION_DECISION",
  "step": 2105,
  "monotonic_ns": 1592603901047939,
  "wall_time_ms": 1793703490706,
  "abstraction_version": 16,
  "state_id": "g16s71",
  "model_action_id": "g16a582",
  "snapshot_reason": "selection",
  "state_visits": 7,
  "state_first_seen": 332,
  "state_last_seen": 2105,
  "state_saturated": false,
  "state_saturation": 0.5,
  "native_state_saturated": false,
  "native_unsaturated_model_action_count": 3,
  "model_action_count": 8,
  "enabled_valid_action_count": 7,
  "unsaturated_model_action_count": 3,
  "unvisited_model_action_count": 4,
  "effective_unvisited_model_action_count": 4,
  "effective_state_saturated": false,
  "local_probe_action_count": 0,
  "navigation_action_count": 3,
  "enabled_valid_unvisited_action_count": 3,
  "unvisited_model_action_ids": "g16a576,g16a577,g16a579,g16a582",
  "selection_strategy": "EARLY_STAGE",
  "selection_context": "exploration",
  "selection_buffer_size_after": 0,
  "selected_model_action_type": "MODEL_CLICK",
  "selected_model_action_saturated": false,
  "selected_model_action_unvisited": true,
  "selected_effective_unvisited": true,
  "selected_navigation_target": true,
  "selected_model_action_visits": 0,
  "selected_action_fingerprint": "type=MODEL_CLICK|activity=org.odk.collect.android.activities.FormDownloadListActivity|class=android.widget.CheckBox|text=|resource_id=org.odk.collect.android:id/checkbox|bounds=912,346,1038,472",
  "selected_resolved_node_count": 1,
  "event_line": 5912
}

真实连续 B 片段

停止原因 observed_activity_or_page_exit；不认证完整功能边界。

证据定位

原始input/receipt/transition JSONL，第 295 行。原始input SHA 3ddf3501ef8f732e44ba35df7979aac2365ceec756f973e5aa36daf61e95e8fb；receipt SHA 00a1dc3e60931c539a904222d600af070c5b2640539b545b7bf44bcbd42f9121。公开路径脱敏会改变副本字节，公开SHA另见清单。