公开研究副本：本地绝对路径、实验主机地址已脱敏。NA 保留，Infomap社区不是业务功能金标；入口为Oracle Replay；未做真实设备在线验证。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。

odkcollect-Rep1：Download：局部与公共导航

播放真实轨迹、历史快照、Lineage与入口证据

只展示焦点之前已有Snapshot；首250步之前无快照，不用最终图补齐。

source g1s1

target g16s71

执行序号

1978

Native step

2105

wall_time_ms

1793703490703

事件

g16e255:1978

原日志行

5911

Source Activity

org.odk.collect.android.mainmenu.MainMenuActivity

Target Activity

org.odk.collect.android.activities.FormDownloadListActivity

Action

MODEL_CLICK

ModelAction

g1a8

resource ID

org.odk.collect.android:id/name

text/content-desc

Download /

Concrete digest

259f2f75d8e82f6687f7240fbf4fa050310dbe2c552c645a8b51cc16249f8836

已有Snapshot

S0010

Snapshot截止

1750

Target社区

S0010-C0001

成员

['g14s61', 'g15s64', 'g16s70', 'g16s71', 'g1s1', 'g1s6', 'g3s10', 'g3s11', 'g5s15', 'g5s17', 'g5s21', 'g5s24', 'g5s25', 'g7s28']

Lineage

L00025

当前分区回投指标

{'source_steps': 1488, 'budget_share': 0.8502857142857143, 'internal_flow': 1442, 'reentries': 44, 'dwell_p90': 19.2, 'dwell_max': 29, 'recent_progress': {'steps': 94, 'new_state': 0, 'new_transition': 0, 'new_pair': 0, 'native_new_model': 0, 'native_progress_records': 94, 'native_selected_unvisited': 0, 'native_selected_unsaturated': 0, 'native_unvisited_positive': 0, 'native_state_saturated': 94}}

附近真实事件（之后为留出事实）

原生选择信息

只复用ModelAction事实，不代表结果覆盖或可执行Concrete库存。

{
  "event": "SELECTION_DECISION",
  "step": 2104,
  "monotonic_ns": 1592591305634320,
  "wall_time_ms": 1793703478110,
  "abstraction_version": 16,
  "state_id": "g1s1",
  "model_action_id": "g1a8",
  "snapshot_reason": "selection",
  "state_visits": 918,
  "state_first_seen": 1,
  "state_last_seen": 2104,
  "state_saturated": true,
  "state_saturation": 1,
  "native_state_saturated": true,
  "native_unsaturated_model_action_count": 0,
  "model_action_count": 8,
  "enabled_valid_action_count": 8,
  "unsaturated_model_action_count": 0,
  "unvisited_model_action_count": 0,
  "effective_unvisited_model_action_count": 0,
  "effective_state_saturated": true,
  "local_probe_action_count": 0,
  "navigation_action_count": 0,
  "enabled_valid_unvisited_action_count": 0,
  "unvisited_model_action_ids": "",
  "selection_strategy": "EPSILON_GREEDY",
  "selection_context": "exploration",
  "selection_buffer_size_after": 0,
  "selected_model_action_type": "MODEL_CLICK",
  "selected_model_action_saturated": true,
  "selected_model_action_unvisited": false,
  "selected_effective_unvisited": false,
  "selected_navigation_target": false,
  "selected_model_action_visits": 114,
  "selected_action_fingerprint": "type=MODEL_CLICK|activity=org.odk.collect.android.mainmenu.MainMenuActivity|class=android.widget.TextView|text=Download|resource_id=org.odk.collect.android:id/name|bounds=231,1144,912,1207",
  "selected_resolved_node_count": 1,
  "event_line": 5910
}