Dataset Viewer
Duplicate
The dataset viewer is not available for this split.
Cannot load the dataset split (in streaming mode) to extract the first rows.
Error code:   StreamingRowsError
Exception:    CastError
Message:      Couldn't cast
files: struct<bytes: int64, sha256: string>
  child 0, bytes: int64
  child 1, sha256: string
payload: string
schema: string
jaw_mode: string
frozen_sha256: string
audit_implementation_sha256: string
sampled_readiness: string
audit_mismatches: int64
false_waiting_scope: string
source_sha256: struct<piper_grip_clock_benchmark.py: string, piper_grip_clock.py: string, piper_grip_clock_model.py (... 514 chars omitted)
  child 0, piper_grip_clock_benchmark.py: string
  child 1, piper_grip_clock.py: string
  child 2, piper_grip_clock_model.py: string
  child 3, piper_grip_clock_env.py: string
  child 4, piper_grip_clock_cli.py: string
  child 5, piper_learned_grip_benchmark.py: string
  child 6, piper_grip_adapter.py: string
  child 7, piper_feedback_benchmark.py: string
  child 8, piper_feedback_model.py: string
  child 9, piper_feedback_env.py: string
  child 10, piper_feedback_score.py: string
  child 11, piper_motor_primitive.py: string
  child 12, piper_imitation.py: string
  child 13, piper_imitation_score.py: string
  child 14, piper_task.py: string
  child 15, reference_task.py: string
  child 16, reference_sim.py: string
  child 17, robot_profiles.py: string
  child 18, robot_profiles.lock.json: string
protocol_sha256: string
interpretation: string
rows: list<item: struct<partition: string, case_id: string, variant: string, candidate: string, relative_p (... 2630 chars omitted)
  child 0, item: struct<partition: string, case_id: string, variant: string, candidate: string, 
...
ecurity: int64
      child 6, hold_decisions: int64
      child 7, advance_decisions: int64
      child 8, premature_advances_before_readiness: int64
      child 9, holds_when_sampled_teacher_would_advance: int64
      child 10, sampled_secure_observations: int64
      child 11, sampled_secure_supported_observations: int64
      child 12, sampled_secure_airborne_observations: int64
      child 13, sampled_secure_native_window_missing: int64
      child 14, sampled_secure_native_insecure: int64
  child 10, confirmation/teacher: struct<attempts: int64, valid: int64, strict_successes: int64, audit_mismatches: int64, attempts_wit (... 431 chars omitted)
      child 0, attempts: int64
      child 1, valid: int64
      child 2, strict_successes: int64
      child 3, audit_mismatches: int64
      child 4, attempts_with_premature_advances: int64
      child 5, attempts_with_native_readiness_insecurity: int64
      child 6, hold_decisions: int64
      child 7, advance_decisions: int64
      child 8, premature_advances_before_readiness: int64
      child 9, holds_when_sampled_teacher_would_advance: int64
      child 10, sampled_secure_observations: int64
      child 11, sampled_secure_supported_observations: int64
      child 12, sampled_secure_airborne_observations: int64
      child 13, sampled_secure_native_window_missing: int64
      child 14, sampled_secure_native_insecure: int64
-- schema metadata --
pandas: '{"index_columns": [], "column_indexes": [], "columns": [{"name":' + 446
to
{'schema': Value('string'), 'audit_implementation_sha256': Value('string'), 'protocol_sha256': Value('string'), 'frozen_sha256': Value('string'), 'source_sha256': {'piper_grip_clock_benchmark.py': Value('string'), 'piper_grip_clock.py': Value('string'), 'piper_grip_clock_model.py': Value('string'), 'piper_grip_clock_env.py': Value('string'), 'piper_grip_clock_cli.py': Value('string'), 'piper_learned_grip_benchmark.py': Value('string'), 'piper_grip_adapter.py': Value('string'), 'piper_feedback_benchmark.py': Value('string'), 'piper_feedback_model.py': Value('string'), 'piper_feedback_env.py': Value('string'), 'piper_feedback_score.py': Value('string'), 'piper_motor_primitive.py': Value('string'), 'piper_imitation.py': Value('string'), 'piper_imitation_score.py': Value('string'), 'piper_task.py': Value('string'), 'reference_task.py': Value('string'), 'reference_sim.py': Value('string'), 'robot_profiles.py': Value('string'), 'robot_profiles.lock.json': Value('string')}, 'jaw_mode': Value('string'), 'split': Value('string'), 'audited_attempts': Value('int64'), 'audit_mismatches': Value('int64'), 'interpretation': Value('string'), 'sampled_readiness': Value('string'), 'premature_advance_scope': Value('string'), 'false_waiting_scope': Value('string'), 'summaries': {'train/teacher': {'attempts': Value('int64'), 'valid': Value('int64'), 'strict_successes': Value('int64'), 'audit_mismatches': Value('int64'), 'attempts_with_premature_advances': Value('int64'), 'attempts_with_native_rea
...
nt64'), 'expected_active_native_ticks': Value('int64'), 'effective_native_ticks': Value('int64'), 'first_effect_native_tick': Value('int64'), 'nonactivation_reason': Value('string'), 'qualifying_native_ticks': Value('int64'), 'maximum_qualifying_dwell_native_ticks': Value('int64'), 'scope': Value('string')}, 'trace': {'actions': Value('int64'), 'feature_mismatches': Value('int64'), 'progress_mismatches': Value('int64'), 'decision_mismatches': Value('int64'), 'command_mismatches': Value('int64'), 'teacher_metadata_mismatches': Value('int64'), 'clock_metadata_mismatches': Value('int64'), 'hold_decisions': Value('int64'), 'advance_decisions': Value('int64'), 'premature_advances_before_readiness': Value('int64'), 'holds_when_sampled_teacher_would_advance': Value('int64'), 'sampled_secure_observations': Value('int64'), 'sampled_secure_supported_observations': Value('int64'), 'sampled_secure_airborne_observations': Value('int64'), 'sampled_secure_native_window_missing': Value('int64'), 'sampled_secure_native_insecure': Value('int64'), 'maximum_joint_command_error_rad': Value('float64'), 'maximum_jaw_command_error_m': Value('float64'), 'first_sampled_secure_s': Value('float64'), 'first_acquisition_release_s': Value('float64'), 'final_progress_s': Value('float64'), 'complete_20s_action_trace': Value('bool'), 'timeout_with_incomplete_path': Value('bool'), 'mismatch_examples': List(Value('null')), 'mismatch_example_limit': Value('int64'), 'first_qualifying_lift_s': Value('float64')}})}
because column names don't match
Traceback:    Traceback (most recent call last):
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/json/json.py", line 291, in _generate_tables
                  pa_table = paj.read_json(
                      io.BytesIO(batch), read_options=paj.ReadOptions(block_size=block_size)
                  )
                File "pyarrow/_json.pyx", line 364, in pyarrow._json.read_json
                File "pyarrow/error.pxi", line 155, in pyarrow.lib.pyarrow_internal_check_status
                File "pyarrow/error.pxi", line 92, in pyarrow.lib.check_status
                  raise convert_status(status)
              pyarrow.lib.ArrowInvalid: JSON parse error: The document is empty.
              
              During handling of the above exception, another exception occurred:
              
              Traceback (most recent call last):
                File "/src/services/worker/src/worker/utils.py", line 149, in get_rows_or_raise
                  return get_rows(
                      dataset=dataset,
                  ...<4 lines>...
                      column_names=column_names,
                  )
                File "/src/libs/libcommon/src/libcommon/utils.py", line 272, in decorator
                  return func(*args, **kwargs)
                File "/src/services/worker/src/worker/utils.py", line 129, in get_rows
                  rows_plus_one = list(itertools.islice(safe_iter(ds, dataset=dataset), rows_max_number + 1))
                File "/src/services/worker/src/worker/utils.py", line 544, in safe_iter
                  yield from ds.decode(False) if ds.features else ds
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 3052, in __iter__
                  for key, example in ex_iterable:
                                      ^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2559, in __iter__
                  for key, pa_table in self._iter_arrow():
                                       ~~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2584, in _iter_arrow
                  for key, pa_table in self.ex_iterable._iter_arrow():
                                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 558, in _iter_arrow
                  for key, pa_table in iterator:
                                       ^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 440, in _iter_arrow
                  for key, pa_table in self.generate_tables_fn(**gen_kwags):
                                       ~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/json/json.py", line 357, in _generate_tables
                  yield Key(shard_idx, 0), self._cast_table(pa_table)
                                           ~~~~~~~~~~~~~~~~^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/json/json.py", line 132, in _cast_table
                  pa_table = table_cast(pa_table, self.info.features.arrow_schema)
                File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2381, in table_cast
                  return cast_table_to_schema(table, schema)
                File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2309, in cast_table_to_schema
                  raise CastError(
                  ...<3 lines>...
                  )
              datasets.table.CastError: Couldn't cast
              files: struct<bytes: int64, sha256: string>
                child 0, bytes: int64
                child 1, sha256: string
              payload: string
              schema: string
              jaw_mode: string
              frozen_sha256: string
              audit_implementation_sha256: string
              sampled_readiness: string
              audit_mismatches: int64
              false_waiting_scope: string
              source_sha256: struct<piper_grip_clock_benchmark.py: string, piper_grip_clock.py: string, piper_grip_clock_model.py (... 514 chars omitted)
                child 0, piper_grip_clock_benchmark.py: string
                child 1, piper_grip_clock.py: string
                child 2, piper_grip_clock_model.py: string
                child 3, piper_grip_clock_env.py: string
                child 4, piper_grip_clock_cli.py: string
                child 5, piper_learned_grip_benchmark.py: string
                child 6, piper_grip_adapter.py: string
                child 7, piper_feedback_benchmark.py: string
                child 8, piper_feedback_model.py: string
                child 9, piper_feedback_env.py: string
                child 10, piper_feedback_score.py: string
                child 11, piper_motor_primitive.py: string
                child 12, piper_imitation.py: string
                child 13, piper_imitation_score.py: string
                child 14, piper_task.py: string
                child 15, reference_task.py: string
                child 16, reference_sim.py: string
                child 17, robot_profiles.py: string
                child 18, robot_profiles.lock.json: string
              protocol_sha256: string
              interpretation: string
              rows: list<item: struct<partition: string, case_id: string, variant: string, candidate: string, relative_p (... 2630 chars omitted)
                child 0, item: struct<partition: string, case_id: string, variant: string, candidate: string, 
              ...
              ecurity: int64
                    child 6, hold_decisions: int64
                    child 7, advance_decisions: int64
                    child 8, premature_advances_before_readiness: int64
                    child 9, holds_when_sampled_teacher_would_advance: int64
                    child 10, sampled_secure_observations: int64
                    child 11, sampled_secure_supported_observations: int64
                    child 12, sampled_secure_airborne_observations: int64
                    child 13, sampled_secure_native_window_missing: int64
                    child 14, sampled_secure_native_insecure: int64
                child 10, confirmation/teacher: struct<attempts: int64, valid: int64, strict_successes: int64, audit_mismatches: int64, attempts_wit (... 431 chars omitted)
                    child 0, attempts: int64
                    child 1, valid: int64
                    child 2, strict_successes: int64
                    child 3, audit_mismatches: int64
                    child 4, attempts_with_premature_advances: int64
                    child 5, attempts_with_native_readiness_insecurity: int64
                    child 6, hold_decisions: int64
                    child 7, advance_decisions: int64
                    child 8, premature_advances_before_readiness: int64
                    child 9, holds_when_sampled_teacher_would_advance: int64
                    child 10, sampled_secure_observations: int64
                    child 11, sampled_secure_supported_observations: int64
                    child 12, sampled_secure_airborne_observations: int64
                    child 13, sampled_secure_native_window_missing: int64
                    child 14, sampled_secure_native_insecure: int64
              -- schema metadata --
              pandas: '{"index_columns": [], "column_indexes": [], "columns": [{"name":' + 446
              to
              {'schema': Value('string'), 'audit_implementation_sha256': Value('string'), 'protocol_sha256': Value('string'), 'frozen_sha256': Value('string'), 'source_sha256': {'piper_grip_clock_benchmark.py': Value('string'), 'piper_grip_clock.py': Value('string'), 'piper_grip_clock_model.py': Value('string'), 'piper_grip_clock_env.py': Value('string'), 'piper_grip_clock_cli.py': Value('string'), 'piper_learned_grip_benchmark.py': Value('string'), 'piper_grip_adapter.py': Value('string'), 'piper_feedback_benchmark.py': Value('string'), 'piper_feedback_model.py': Value('string'), 'piper_feedback_env.py': Value('string'), 'piper_feedback_score.py': Value('string'), 'piper_motor_primitive.py': Value('string'), 'piper_imitation.py': Value('string'), 'piper_imitation_score.py': Value('string'), 'piper_task.py': Value('string'), 'reference_task.py': Value('string'), 'reference_sim.py': Value('string'), 'robot_profiles.py': Value('string'), 'robot_profiles.lock.json': Value('string')}, 'jaw_mode': Value('string'), 'split': Value('string'), 'audited_attempts': Value('int64'), 'audit_mismatches': Value('int64'), 'interpretation': Value('string'), 'sampled_readiness': Value('string'), 'premature_advance_scope': Value('string'), 'false_waiting_scope': Value('string'), 'summaries': {'train/teacher': {'attempts': Value('int64'), 'valid': Value('int64'), 'strict_successes': Value('int64'), 'audit_mismatches': Value('int64'), 'attempts_with_premature_advances': Value('int64'), 'attempts_with_native_rea
              ...
              nt64'), 'expected_active_native_ticks': Value('int64'), 'effective_native_ticks': Value('int64'), 'first_effect_native_tick': Value('int64'), 'nonactivation_reason': Value('string'), 'qualifying_native_ticks': Value('int64'), 'maximum_qualifying_dwell_native_ticks': Value('int64'), 'scope': Value('string')}, 'trace': {'actions': Value('int64'), 'feature_mismatches': Value('int64'), 'progress_mismatches': Value('int64'), 'decision_mismatches': Value('int64'), 'command_mismatches': Value('int64'), 'teacher_metadata_mismatches': Value('int64'), 'clock_metadata_mismatches': Value('int64'), 'hold_decisions': Value('int64'), 'advance_decisions': Value('int64'), 'premature_advances_before_readiness': Value('int64'), 'holds_when_sampled_teacher_would_advance': Value('int64'), 'sampled_secure_observations': Value('int64'), 'sampled_secure_supported_observations': Value('int64'), 'sampled_secure_airborne_observations': Value('int64'), 'sampled_secure_native_window_missing': Value('int64'), 'sampled_secure_native_insecure': Value('int64'), 'maximum_joint_command_error_rad': Value('float64'), 'maximum_jaw_command_error_m': Value('float64'), 'first_sampled_secure_s': Value('float64'), 'first_acquisition_release_s': Value('float64'), 'final_progress_s': Value('float64'), 'complete_20s_action_trace': Value('bool'), 'timeout_with_incomplete_path': Value('bool'), 'mismatch_examples': List(Value('null')), 'mismatch_example_limit': Value('int64'), 'first_qualifying_lift_s': Value('float64')}})}
              because column names don't match

Need help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.

PiPER grip clock v0.3 synthetic study dataset

Published as Dvidia/piper-grip-clock-demonstrations-v03, this dataset preserves the finite lineage for the simulation-only PiPER grip-clock v0.3 experiment: 64 synthetic acquisition-teacher demonstrations, four finite candidate fits, 192 development attempts, and 512 fresh confirmation attempts. All 768 scheduled attempts were independently reconstructed with zero numeric audit mismatches.

The confirmation comparison uses 32 fresh XY groups. Each group contains two known destinations and nominal/post-grip conditions, paired across the full clock, matched blind clock, fixed reference, and acquisition teacher. The saved report retains every scheduled attempt in each denominator.

Confirmation controller Strict successes Valid attempts
clock 44/128 128/128
blind_clock 26/128 128/128
fixed 72/128 128/128
teacher 67/128 128/128

Full minus blind_clock: +14.1 percentage points (approximate 97.5% interval -8.5 to +36.6). Full minus fixed: -21.9 percentage points (approximate 97.5% interval -36.8 to -7.0). These are paired XY-group t intervals with Bonferroni simultaneous 95% coverage under their assumptions. They are exploratory, not a powered qualification. All predeclared follow-up gates passed: false. Hardware qualification remains false.

Data scope

Episodes are authored simulator outputs for one synthetic 40 g rigid block, two known destinations, and a narrow PiPER start envelope. Training labels come from a causal sampled acquisition teacher using privileged simulator state. The teacher checks bilateral contact/force and tool-relative drift across 100 ms, then releases a latch; this dataset does not demonstrate continuous learned recovery. It contains no human videos, camera observations, physical robot trials, arbitrary-object transfer, or hardware qualification.

The study/ directory is a byte-preserving copy of the frozen study, excluding only its local lifecycle lock. audit.json contains the independent all-partition numeric audit. docs/ includes the reproduction guide, measured shared-host record, and development lineage. integrity.json binds every other file in this payload by size and SHA-256.

DVIDIA-authored code and synthetic numeric evidence are MIT licensed. No robot asset bundle is included. Upstream asset notices remain applicable when assets are fetched separately. Questions: hello@dvidia.org · X: @iammrriver.

Downloads last month
215