{
  "version": "neon-step-sequencer.human-review-packet.v1",
  "kind": "human_review_packet",
  "domain": "audio_mix",
  "status": "candidate_ready_for_listening_review",
  "evidenceRolePattern": "interaction_snapshots",
  "proofBoundary": "Objective receipts support or reject candidate change claims; musical taste still requires listening review.",
  "requestedIntent": "turn the chord part down a little",
  "target": {
    "routeState": {
      "proofKind": "neon-route-state",
      "route": "/games/drum-sequencer",
      "mode": "song",
      "selectedSong": "Monkberry Moon Delight (Tab)",
      "selectedPartIndex": 0
    },
    "selectedSong": {
      "proofKind": "neon-selected-song",
      "selectedSong": "Monkberry Moon Delight (Tab)",
      "partCount": 9,
      "mixProfile": {
        "id": "monkberry-moon-delight-eq-lane-mix-v7",
        "label": "Monkberry humanized EQ mix",
        "description": "Humanized imported-tab mix with softer vocal formants, fuller bass harmonics, darker pads, and a deeper shared room/plate space.",
        "mixerLevels": {
          "kick": 0.9,
          "snare": 0.67,
          "hat": 0.34,
          "clap": 0.27,
          "rim": 0.29,
          "bass": 0.62,
          "chord": 0.16,
          "guitar": 0.65,
          "rhythmSynth": 0.84
        },
        "proofWindows": [
          {
            "name": "introBed",
            "label": "Intro Bed",
            "bars": 1,
            "seed": "riddle-sequencer-bed",
            "requiredActive": [
              "bass",
              "chord",
              "guitar"
            ]
          },
          {
            "name": "vocalEntry",
            "label": "Vocal Entry",
            "bars": 3,
            "seed": "riddle-sequencer-vocal-melody",
            "requiredActive": [
              "rhythmSynth"
            ]
          }
        ],
        "eqSettings": {
          "kick": [
            2.2,
            -0.8,
            -3.2,
            -4.5,
            -5.5,
            -5,
            0.8,
            0
          ],
          "snare": [
            -6,
            -2.5,
            1.4,
            -3,
            -0.6,
            1.4,
            0.4,
            -1.8
          ],
          "hat": [
            -12,
            -12,
            -12,
            -10,
            -7,
            -2.5,
            -2.2,
            -1.1
          ],
          "clap": [
            -12,
            -8,
            -4,
            -1.5,
            0.8,
            0,
            -1,
            -2
          ],
          "rim": [
            -12,
            -8,
            -3.5,
            -1.2,
            0,
            -0.5,
            -1.2,
            -2
          ],
          "bass": [
            -1.2,
            2.8,
            -1.4,
            -4.8,
            -6,
            -8,
            -10,
            -10
          ],
          "chord": [
            -8,
            -2.8,
            -4.8,
            -0.8,
            -1,
            -2.8,
            -4.8,
            -6.5
          ],
          "guitar": [
            -8,
            -4.8,
            -3.4,
            -2.2,
            1.2,
            1.4,
            0.2,
            -1.8
          ],
          "rhythmSynth": [
            -10,
            -6,
            -3.8,
            -1.6,
            0.8,
            1.8,
            0,
            -2.8
          ]
        },
        "mixLanes": {
          "kick": "Sub thump around 60 Hz with most low-mid box removed.",
          "bass": "Bass foundation around 80-160 Hz with more 120 Hz body for small speakers.",
          "snare": "Backbeat body near 250 Hz with controlled upper presence.",
          "hat": "Soft high pulse, trimmed in brittle 4-8 kHz bands.",
          "chord": "Darker pad bed with more room depth and less plasticky top.",
          "guitar": "Mid/presence lane around 1-2 kHz, wider than the pad and glued into the shared music bus.",
          "rhythmSynth": "Vocal melody lane in the upper mids, forward enough to survive the small-speaker monitor without crowding 1 kHz."
        }
      }
    }
  },
  "request": {
    "strategy": "mix-level-search",
    "focusTracks": [
      "bass",
      "chord",
      "guitar",
      "rhythmSynth"
    ],
    "maxIterations": 6,
    "monitorProfile": "smallSpeaker",
    "restore": true,
    "applyBest": false,
    "candidateActionsAreTransient": true,
    "approval": null
  },
  "recommendation": {
    "action": "review_before_applying_candidate",
    "candidate": {
      "index": 6,
      "label": "chord -0.10",
      "status": "supported",
      "classification": null,
      "claim": "Setting chord level from 0.16 to 0.06 changes rendered chord metrics while preserving Neon proof invariants.",
      "action": {
        "type": "set_mixer_level",
        "track": "chord",
        "from": 0.16,
        "to": 0.06,
        "delta": -0.1
      },
      "rankingMetric": 26.5409,
      "receipts": [
        {
          "name": "mixer_edit_accepted",
          "ok": true
        },
        {
          "name": "contract_mixer_level_reflects_action",
          "ok": true
        },
        {
          "name": "rendered_target_metric_changed",
          "ok": true
        },
        {
          "name": "required_instruments_preserved",
          "ok": true
        },
        {
          "name": "no_clipping",
          "ok": true
        },
        {
          "name": "no_low_level_proof_window",
          "ok": true
        }
      ],
      "failedReceipts": [],
      "guardrails": {
        "mixerEditAccepted": true,
        "contractLevelReflected": true,
        "renderedTargetMoved": true,
        "requiredInstrumentsPreserved": true,
        "noClipping": true,
        "noLowLevelProofWindow": true
      },
      "targetMovement": {
        "track": "chord",
        "moved": true,
        "deltas": {
          "rms": -0.0013,
          "peak": -0.0088,
          "totalEnergy": -0.000001
        },
        "before": {
          "track": "chord",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.0032,
          "peak": 0.0141,
          "totalEnergy": 0.000002
        },
        "after": {
          "track": "chord",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.0019,
          "peak": 0.0053,
          "totalEnergy": 0.000001
        }
      },
      "summary": {
        "status": "passed",
        "windowCount": 2,
        "findingCount": 0,
        "mixProfile": {
          "id": "monkberry-moon-delight-eq-lane-mix-v7",
          "label": "Monkberry humanized EQ mix",
          "mixerLevels": {
            "kick": 0.9,
            "snare": 0.67,
            "hat": 0.34,
            "clap": 0.27,
            "rim": 0.29,
            "bass": 0.62,
            "chord": 0.16,
            "guitar": 0.65,
            "rhythmSynth": 0.84
          }
        }
      }
    },
    "reason": "All objective claim receipts passed for this candidate; ranking only orders listening review."
  },
  "supportedCandidates": [
    {
      "index": 6,
      "label": "chord -0.10",
      "status": "supported",
      "classification": null,
      "claim": "Setting chord level from 0.16 to 0.06 changes rendered chord metrics while preserving Neon proof invariants.",
      "action": {
        "type": "set_mixer_level",
        "track": "chord",
        "from": 0.16,
        "to": 0.06,
        "delta": -0.1
      },
      "rankingMetric": 26.5409,
      "receipts": [
        {
          "name": "mixer_edit_accepted",
          "ok": true
        },
        {
          "name": "contract_mixer_level_reflects_action",
          "ok": true
        },
        {
          "name": "rendered_target_metric_changed",
          "ok": true
        },
        {
          "name": "required_instruments_preserved",
          "ok": true
        },
        {
          "name": "no_clipping",
          "ok": true
        },
        {
          "name": "no_low_level_proof_window",
          "ok": true
        }
      ],
      "failedReceipts": [],
      "guardrails": {
        "mixerEditAccepted": true,
        "contractLevelReflected": true,
        "renderedTargetMoved": true,
        "requiredInstrumentsPreserved": true,
        "noClipping": true,
        "noLowLevelProofWindow": true
      },
      "targetMovement": {
        "track": "chord",
        "moved": true,
        "deltas": {
          "rms": -0.0013,
          "peak": -0.0088,
          "totalEnergy": -0.000001
        },
        "before": {
          "track": "chord",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.0032,
          "peak": 0.0141,
          "totalEnergy": 0.000002
        },
        "after": {
          "track": "chord",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.0019,
          "peak": 0.0053,
          "totalEnergy": 0.000001
        }
      },
      "summary": {
        "status": "passed",
        "windowCount": 2,
        "findingCount": 0,
        "mixProfile": {
          "id": "monkberry-moon-delight-eq-lane-mix-v7",
          "label": "Monkberry humanized EQ mix",
          "mixerLevels": {
            "kick": 0.9,
            "snare": 0.67,
            "hat": 0.34,
            "clap": 0.27,
            "rim": 0.29,
            "bass": 0.62,
            "chord": 0.16,
            "guitar": 0.65,
            "rhythmSynth": 0.84
          }
        }
      }
    },
    {
      "index": 4,
      "label": "bass -0.18",
      "status": "supported",
      "classification": null,
      "claim": "Setting bass level from 0.62 to 0.44 changes rendered bass metrics while preserving Neon proof invariants.",
      "action": {
        "type": "set_mixer_level",
        "track": "bass",
        "from": 0.62,
        "to": 0.44,
        "delta": -0.18
      },
      "rankingMetric": 26.6478,
      "receipts": [
        {
          "name": "mixer_edit_accepted",
          "ok": true
        },
        {
          "name": "contract_mixer_level_reflects_action",
          "ok": true
        },
        {
          "name": "rendered_target_metric_changed",
          "ok": true
        },
        {
          "name": "required_instruments_preserved",
          "ok": true
        },
        {
          "name": "no_clipping",
          "ok": true
        },
        {
          "name": "no_low_level_proof_window",
          "ok": true
        }
      ],
      "failedReceipts": [],
      "guardrails": {
        "mixerEditAccepted": true,
        "contractLevelReflected": true,
        "renderedTargetMoved": true,
        "requiredInstrumentsPreserved": true,
        "noClipping": true,
        "noLowLevelProofWindow": true
      },
      "targetMovement": {
        "track": "bass",
        "moved": true,
        "deltas": {
          "rms": -0.01625,
          "peak": -0.0535,
          "totalEnergy": -0.000304
        },
        "before": {
          "track": "bass",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.058,
          "peak": 0.18415,
          "totalEnergy": 0.000621
        },
        "after": {
          "track": "bass",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.04175,
          "peak": 0.13065,
          "totalEnergy": 0.000317
        }
      },
      "summary": {
        "status": "passed",
        "windowCount": 2,
        "findingCount": 0,
        "mixProfile": {
          "id": "monkberry-moon-delight-eq-lane-mix-v7",
          "label": "Monkberry humanized EQ mix",
          "mixerLevels": {
            "kick": 0.9,
            "snare": 0.67,
            "hat": 0.34,
            "clap": 0.27,
            "rim": 0.29,
            "bass": 0.62,
            "chord": 0.16,
            "guitar": 0.65,
            "rhythmSynth": 0.84
          }
        }
      }
    },
    {
      "index": 5,
      "label": "chord +0.12",
      "status": "supported",
      "classification": null,
      "claim": "Setting chord level from 0.16 to 0.28 changes rendered chord metrics while preserving Neon proof invariants.",
      "action": {
        "type": "set_mixer_level",
        "track": "chord",
        "from": 0.16,
        "to": 0.28,
        "delta": 0.12
      },
      "rankingMetric": 27.9091,
      "receipts": [
        {
          "name": "mixer_edit_accepted",
          "ok": true
        },
        {
          "name": "contract_mixer_level_reflects_action",
          "ok": true
        },
        {
          "name": "rendered_target_metric_changed",
          "ok": true
        },
        {
          "name": "required_instruments_preserved",
          "ok": true
        },
        {
          "name": "no_clipping",
          "ok": true
        },
        {
          "name": "no_low_level_proof_window",
          "ok": true
        }
      ],
      "failedReceipts": [],
      "guardrails": {
        "mixerEditAccepted": true,
        "contractLevelReflected": true,
        "renderedTargetMoved": true,
        "requiredInstrumentsPreserved": true,
        "noClipping": true,
        "noLowLevelProofWindow": true
      },
      "targetMovement": {
        "track": "chord",
        "moved": true,
        "deltas": {
          "rms": 0.0018,
          "peak": 0.0105,
          "totalEnergy": 0.000002
        },
        "before": {
          "track": "chord",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.0032,
          "peak": 0.0141,
          "totalEnergy": 0.000002
        },
        "after": {
          "track": "chord",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.005,
          "peak": 0.0246,
          "totalEnergy": 0.000004
        }
      },
      "summary": {
        "status": "passed",
        "windowCount": 2,
        "findingCount": 0,
        "mixProfile": {
          "id": "monkberry-moon-delight-eq-lane-mix-v7",
          "label": "Monkberry humanized EQ mix",
          "mixerLevels": {
            "kick": 0.9,
            "snare": 0.67,
            "hat": 0.34,
            "clap": 0.27,
            "rim": 0.29,
            "bass": 0.62,
            "chord": 0.16,
            "guitar": 0.65,
            "rhythmSynth": 0.84
          }
        }
      }
    },
    {
      "index": 2,
      "label": "bass -0.10",
      "status": "supported",
      "classification": null,
      "claim": "Setting bass level from 0.62 to 0.52 changes rendered bass metrics while preserving Neon proof invariants.",
      "action": {
        "type": "set_mixer_level",
        "track": "bass",
        "from": 0.62,
        "to": 0.52,
        "delta": -0.1
      },
      "rankingMetric": 28.1245,
      "receipts": [
        {
          "name": "mixer_edit_accepted",
          "ok": true
        },
        {
          "name": "contract_mixer_level_reflects_action",
          "ok": true
        },
        {
          "name": "rendered_target_metric_changed",
          "ok": true
        },
        {
          "name": "required_instruments_preserved",
          "ok": true
        },
        {
          "name": "no_clipping",
          "ok": true
        },
        {
          "name": "no_low_level_proof_window",
          "ok": true
        }
      ],
      "failedReceipts": [],
      "guardrails": {
        "mixerEditAccepted": true,
        "contractLevelReflected": true,
        "renderedTargetMoved": true,
        "requiredInstrumentsPreserved": true,
        "noClipping": true,
        "noLowLevelProofWindow": true
      },
      "targetMovement": {
        "track": "bass",
        "moved": true,
        "deltas": {
          "rms": -0.00935,
          "peak": -0.02975,
          "totalEnergy": -0.000184
        },
        "before": {
          "track": "bass",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.058,
          "peak": 0.18415,
          "totalEnergy": 0.000621
        },
        "after": {
          "track": "bass",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.04865,
          "peak": 0.1544,
          "totalEnergy": 0.000437
        }
      },
      "summary": {
        "status": "passed",
        "windowCount": 2,
        "findingCount": 0,
        "mixProfile": {
          "id": "monkberry-moon-delight-eq-lane-mix-v7",
          "label": "Monkberry humanized EQ mix",
          "mixerLevels": {
            "kick": 0.9,
            "snare": 0.67,
            "hat": 0.34,
            "clap": 0.27,
            "rim": 0.29,
            "bass": 0.62,
            "chord": 0.16,
            "guitar": 0.65,
            "rhythmSynth": 0.84
          }
        }
      }
    },
    {
      "index": 1,
      "label": "bass +0.12",
      "status": "supported",
      "classification": null,
      "claim": "Setting bass level from 0.62 to 0.74 changes rendered bass metrics while preserving Neon proof invariants.",
      "action": {
        "type": "set_mixer_level",
        "track": "bass",
        "from": 0.62,
        "to": 0.74,
        "delta": 0.12
      },
      "rankingMetric": 30.188,
      "receipts": [
        {
          "name": "mixer_edit_accepted",
          "ok": true
        },
        {
          "name": "contract_mixer_level_reflects_action",
          "ok": true
        },
        {
          "name": "rendered_target_metric_changed",
          "ok": true
        },
        {
          "name": "required_instruments_preserved",
          "ok": true
        },
        {
          "name": "no_clipping",
          "ok": true
        },
        {
          "name": "no_low_level_proof_window",
          "ok": true
        }
      ],
      "failedReceipts": [],
      "guardrails": {
        "mixerEditAccepted": true,
        "contractLevelReflected": true,
        "renderedTargetMoved": true,
        "requiredInstrumentsPreserved": true,
        "noClipping": true,
        "noLowLevelProofWindow": true
      },
      "targetMovement": {
        "track": "bass",
        "moved": true,
        "deltas": {
          "rms": 0.01125,
          "peak": 0.0356,
          "totalEnergy": 0.000264
        },
        "before": {
          "track": "bass",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.058,
          "peak": 0.18415,
          "totalEnergy": 0.000621
        },
        "after": {
          "track": "bass",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.06925,
          "peak": 0.21975,
          "totalEnergy": 0.000885
        }
      },
      "summary": {
        "status": "passed",
        "windowCount": 2,
        "findingCount": 0,
        "mixProfile": {
          "id": "monkberry-moon-delight-eq-lane-mix-v7",
          "label": "Monkberry humanized EQ mix",
          "mixerLevels": {
            "kick": 0.9,
            "snare": 0.67,
            "hat": 0.34,
            "clap": 0.27,
            "rim": 0.29,
            "bass": 0.62,
            "chord": 0.16,
            "guitar": 0.65,
            "rhythmSynth": 0.84
          }
        }
      }
    },
    {
      "index": 3,
      "label": "bass +0.20",
      "status": "supported",
      "classification": null,
      "claim": "Setting bass level from 0.62 to 0.82 changes rendered bass metrics while preserving Neon proof invariants.",
      "action": {
        "type": "set_mixer_level",
        "track": "bass",
        "from": 0.62,
        "to": 0.82,
        "delta": 0.2
      },
      "rankingMetric": 33.4254,
      "receipts": [
        {
          "name": "mixer_edit_accepted",
          "ok": true
        },
        {
          "name": "contract_mixer_level_reflects_action",
          "ok": true
        },
        {
          "name": "rendered_target_metric_changed",
          "ok": true
        },
        {
          "name": "required_instruments_preserved",
          "ok": true
        },
        {
          "name": "no_clipping",
          "ok": true
        },
        {
          "name": "no_low_level_proof_window",
          "ok": true
        }
      ],
      "failedReceipts": [],
      "guardrails": {
        "mixerEditAccepted": true,
        "contractLevelReflected": true,
        "renderedTargetMoved": true,
        "requiredInstrumentsPreserved": true,
        "noClipping": true,
        "noLowLevelProofWindow": true
      },
      "targetMovement": {
        "track": "bass",
        "moved": true,
        "deltas": {
          "rms": 0.0187,
          "peak": 0.0594,
          "totalEnergy": 0.000466
        },
        "before": {
          "track": "bass",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.058,
          "peak": 0.18415,
          "totalEnergy": 0.000621
        },
        "after": {
          "track": "bass",
          "sampleCount": 2,
          "activeCount": 0,
          "rms": 0.0767,
          "peak": 0.24355,
          "totalEnergy": 0.001087
        }
      },
      "summary": {
        "status": "passed",
        "windowCount": 2,
        "findingCount": 0,
        "mixProfile": {
          "id": "monkberry-moon-delight-eq-lane-mix-v7",
          "label": "Monkberry humanized EQ mix",
          "mixerLevels": {
            "kick": 0.9,
            "snare": 0.67,
            "hat": 0.34,
            "clap": 0.27,
            "rim": 0.29,
            "bass": 0.62,
            "chord": 0.16,
            "guitar": 0.65,
            "rhythmSynth": 0.84
          }
        }
      }
    }
  ],
  "rejectedCandidates": [],
  "ranking": {
    "metric": "objective_mix_health_penalty",
    "role": "review_order_only",
    "lowerIsBetter": true,
    "baselineCandidateRankingMetric": 27.4724,
    "bestCandidateRankingMetric": 26.5409,
    "rankingMetricDelta": 0.9315
  },
  "baseline": {
    "status": "passed",
    "windowCount": 2,
    "findingCount": 0,
    "mixProfile": {
      "id": "monkberry-moon-delight-eq-lane-mix-v7",
      "label": "Monkberry humanized EQ mix",
      "mixerLevels": {
        "kick": 0.9,
        "snare": 0.67,
        "hat": 0.34,
        "clap": 0.27,
        "rim": 0.29,
        "bass": 0.62,
        "chord": 0.16,
        "guitar": 0.65,
        "rhythmSynth": 0.84
      }
    }
  },
  "guardrails": {
    "supportedClaimCandidateCount": 6,
    "rejectedCandidateCount": 0,
    "stateRestoredAfterLoop": true,
    "noPermanentEditUnlessApplyBest": true,
    "approvedCandidateApplied": null
  },
  "listenerPrompts": [
    "Does the supported candidate match the requested musical intent?",
    "Is the changed part better balanced in the proof window?",
    "Did the proof window contain the musical material being judged?",
    "Would another section or speaker profile change the listening decision?"
  ],
  "caveats": [
    "This packet does not prove subjective mix quality.",
    "A supported candidate proves objective receipts and guardrails only.",
    "Ranking orders review; it is not a taste score.",
    "Keep or apply the candidate only after listening review."
  ]
}