{
  "schema": "task-packet.v1",
  "task_id": "TP-PARITY-00",
  "status": "blocked",
  "title": "Native LinuxCNC XYZAC per-tick oracle",
  "milestone": "M7-TP-NUMERICAL-PARITY",
  "context_id": "linuxcnc-2.10.0-pre0-wasm-m1-py-c1",
  "case": "linuxcnc/configs/sim/axis/vismach/5axis/table-rotary-tilting/xyzac-trt.ini",
  "scope": "xyzac_only",
  "depends_on": ["RELEASE-00"],
  "direct_inputs": [
    "run-5axis-rtcp.sh",
    "scripts/run_axis3_tutorial_native_sequence.py",
    "linuxcnc/src/emc/usr_intf/axis/extensions/emcmodule.cc",
    "linuxcnc/src/emc/task/taskintf.cc",
    "linuxcnc/src/emc/motion/motion.h",
    "linuxcnc/src/emc/tp/tp_debug.h",
    "linuxcnc/src/emc/tp/tp.c",
    "linuxcnc/src/emc/tp/tcq.c",
    "linuxcnc/src/emc/tp/tc.c",
    "doc-rtcp/xyzac-trt-full-tp-parity-plan.md"
  ],
  "required_outputs": [
    "scripts/run_xyzac_native_tick_trace.py",
    "coverage/xyzac-native-tick-trace.report.json",
    "coverage/task-packets/TP-PARITY-00.handoff.json"
  ],
  "observed": {
    "report": "coverage/xyzac-native-tick-trace.report.json",
    "report_sha256": "86d13e1a715c20b2a7bfc243301b46780a9f2942bd96d928c5ae24a53dbcca71",
    "row_count": 0,
    "first_blocker": "NATIVE_STAT_BUFFER_INVALID"
  },
  "acceptance": [
    "run-5axis-rtcp.sh launches native LinuxCNC",
    "linuxcnc.stat captures task/interpreter/motion/queue/pose/joint/current-line fields",
    "tick source is native taskbeat or explicitly blocked with evidence",
    "empty queue and queue drain ticks are retained",
    "source/config/program hashes are recorded",
    "native trace report is self-hashed",
    "no claim of full parity before TP-PARITY-06 passes"
  ],
  "next_tasks": [
    "TP-PARITY-01",
    "TP-PARITY-02",
    "TP-PARITY-03",
    "TP-PARITY-04",
    "TP-PARITY-05",
    "TP-PARITY-06",
    "TP-PARITY-07",
    "TP-PARITY-08"
  ],
  "known_blockers": [
    "native stat API may not expose TP segment geometry; map motion_id and retain explicit unavailable field",
    "native GUI process requires DISPLAY and cleanup",
    "full LinuxCNC TP source integration may require ABI-compatible C port rather than simplified queue extension"
  ],
  "release_status": "STOP_RELEASE"
}