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linuxcncWebWASM/coverage/task-packets/TP-PARITY-00.json

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{
"schema": "task-packet.v1",
"task_id": "TP-PARITY-00",
"status": "verified",
"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",
"scripts/run_xyzac_wasm_tick_trace.mjs",
"scripts/compare_xyzac_native_wasm_tick_trace.py",
"coverage/xyzac-native-tick-trace.report.json",
"coverage/xyzac-wasm-tick-trace.report.json",
"coverage/xyzac-native-wasm-tick-parity.report.json",
"coverage/task-packets/TP-PARITY-00.handoff.json"
],
"observed": {
"report": "coverage/xyzac-native-tick-trace.report.json",
"report_sha256": "881571d0c75017a9610023a2d022d26606e653a0c62575563c0da7ada600e9a2",
"row_count": 201,
"first_blocker": null,
"tick_source": "linuxcnc.stat.task_heartbeat",
"tick_integrity": "strictly_monotonic",
"wasm_comparator": {"status": "diverged", "first_divergent_tick": 1, "difference_path": "$.rows[1].exec_state", "report": "coverage/xyzac-native-wasm-tick-parity.report.json"}
},
"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",
"native/WASM comparator currently diverges at current-line scheduling before TP numeric parity can be promoted"
],
"release_status": "STOP_RELEASE"
}