{
  "schema": "gm-songbench/v0.4",
  "schema_slug": "v0.4",
  "generated_at": "2026-08-11T06:22:33Z",
  "generator": "Zuman GM SongBench static packet generator.",
  "purpose": "AI-native audio anatomy packet for machine-legible listening, edit triage, provenance, and future curation review.",
  "ai_reader_note": "This is an AI-facing artifact packet. Do not treat it as an edit order. Use JSON as source of truth. Human canon decisions override analysis.",
  "packet_type": "anatomy_provenance_packet",
  "songbench_status": "indulgence_release_v0.4_read_only_packet",
  "pilot_lineage": {
    "original_v0_4_pilot_track": "Zuman",
    "current_track_is_original_pilot": false,
    "album_pass": "full_locked_indulgence_read_only_pass",
    "policy": "Zuman remains the original proof-of-concept; all album packets are equivalent album-facing read-only packets generated from the same schema."
  },
  "self_verification": {
    "expected_schema": "gm-songbench/v0.4",
    "schema_slug": "v0.4",
    "generated_at_utc": "2026-08-11T06:22:33Z",
    "album_run_id": "2026-08-11T06:22:29Z",
    "freshness_version": "songbench-v0-4-indulgence-full-coverage-2026-08-11-v3",
    "json_is_source_of_truth": true,
    "stable_json_url": "/indulgence/songbench/double-tap.json",
    "versioned_json_url": "/indulgence/songbench/double-tap.v0.4.json",
    "stable_markdown_url": "/indulgence/songbench/double-tap.md",
    "versioned_markdown_url": "/indulgence/songbench/double-tap.v0.4.md",
    "required_top_level_fields": [
      "schema",
      "schema_slug",
      "generated_at",
      "ai_reader_note",
      "songbench_status",
      "pilot_lineage",
      "self_verification",
      "canon_control",
      "track",
      "audio",
      "analysis",
      "diagnostics",
      "content_hashes"
    ],
    "required_diagnostic_fields": [
      "chorus_landing_band_legend",
      "chorus_landing",
      "groove_pocket",
      "section_drag",
      "label_infection_scan"
    ],
    "stale_read_warning": "If the stable URL and versioned URL disagree, prefer the newest versioned JSON path and report the stale surface."
  },
  "canon_control": {
    "canon_status": "unlocked_public_bonus_track",
    "edit_authority": "SongBench is not an edit order. It can advise; Kerry's explicit canon instruction controls.",
    "current_action": "anatomy/provenance only",
    "do_not_change": [
      "title",
      "album slot",
      "audio file",
      "lyric file",
      "locked status"
    ]
  },
  "human_ear_seed": {
    "packet_type": "anatomy_provenance_packet",
    "canon_status": "unlocked_public_bonus_track",
    "songbench_status": "indulgence_release_v0.4_read_only_packet",
    "kerry_current_read": "Double Tap is released in Indulgence slot 02 and publicly credited to Nova.",
    "diana_read": "",
    "album_role": "reciprocal-forgiveness track; shared mischief, mirrored responsibility, and mercy complete a loop without a judge",
    "known_concern": "No localized defect is asserted. Preserve the song's compact comic logic: mutual implication turns into mutual forgiveness rather than trial or scorekeeping.",
    "why_this_track_matters": "It moves Indulgence from one person's practical mercy into a two-person loop where responsibility and forgiveness travel in both directions.",
    "why_it_lands": [
      "The double-tap hook makes reciprocity audible: one gesture is answered by another.",
      "Fingerprints, matches, maps, reflections, and the repeated loop keep shared responsibility concrete rather than abstract.",
      "The bridge rejects enemy and cage roles before the final chorus converts the conflict into movement."
    ],
    "human_listen_should_verify": [
      "the repeated hook feels reciprocal rather than merely repetitive",
      "the comic details preserve tenderness without erasing responsibility",
      "the bridge creates enough contrast before the final chorus returns"
    ],
    "evidence_clear_album_job": [
      "released Indulgence slot 02",
      "publicly credited to Nova",
      "extends the album's mercy theme from individual action to mutual release",
      "audio and complete lyrics are present"
    ],
    "evidence_against_or_caution": [
      "lyric timing is proportional only and is not verified synchronization",
      "SongBench cannot decide whether the pocket, comedy, or repetition lands; human listening controls",
      "do not infer private historical contribution data from this public packet"
    ],
    "memorable_line_anchors": [
      {
        "role": "hook_line",
        "line": "Double tap / I forgive you / You forgive back",
        "timing": "proportional estimate"
      },
      {
        "role": "shared_responsibility",
        "line": "Mine look like yours / And yours look true",
        "timing": "proportional estimate"
      },
      {
        "role": "mercy_turn",
        "line": "No judge above us / No debt below",
        "timing": "proportional estimate"
      },
      {
        "role": "boundary_line",
        "line": "You are not my enemy / I am not your cage",
        "timing": "proportional estimate"
      }
    ]
  },
  "timing_confidence": {
    "current_level": "proportional_estimate",
    "ladder": [
      "proportional_estimate",
      "section_level_hand_alignment",
      "line_level_hand_alignment",
      "verified_lyric_audio_sync"
    ],
    "warning": "Approximate ranges support discussion only; they are not verified lyric/audio sync."
  },
  "defect_taxonomy": {
    "allowed_labels": [
      "fatal_generation_defect",
      "local_editable_defect",
      "tolerable_artifact",
      "diegetic_flaw",
      "charming_flaw",
      "performance_magic_overrides_defect",
      "album_thesis_supporting_damage",
      "no_localized_defect_flagged"
    ],
    "current_label": "no_localized_defect_flagged",
    "known_concern": "No localized defect is asserted. Preserve the song's compact comic logic: mutual implication turns into mutual forgiveness rather than trial or scorekeeping."
  },
  "field_source_classification": [
    {
      "field_pattern": "audio, analysis.dynamics, analysis.tempo_estimate, analysis.energy_regions_8s, analysis.quiet_windows, visual_summary_words",
      "source_kind": "audio_measured",
      "confidence": "derived_rough",
      "meaning": "Extends AI hearing with measured audio proxies."
    },
    {
      "field_pattern": "diagnostics.chorus_landing",
      "source_kind": "audio_measured_plus_section_scaffolding",
      "confidence": "rough_rms_proxy",
      "meaning": "Uses approximate lyric sections plus RMS envelope; useful for questions, not verdicts."
    },
    {
      "field_pattern": "lyric_section_map, memorable_line_anchors",
      "source_kind": "lyric_structural_scaffolding",
      "confidence": "proportional_estimate",
      "meaning": "Helps navigation but is not verified audio alignment."
    },
    {
      "field_pattern": "canon_control, human_ear_seed, evidence_clear_album_job, ai_ear_translation",
      "source_kind": "human_canon_scaffolding",
      "confidence": "curation_context",
      "meaning": "Anchors machine evidence to Kerry/canon context."
    }
  ],
  "track": {
    "title": "Double Tap",
    "album_title": "Indulgence",
    "album_key": "indulgence",
    "track_number": 2,
    "status": "unlocked",
    "origin": "Indulgence",
    "audio_file": "Indulgence Double Tap.mp3",
    "lyrics_file": "Indulgence Double Tap.txt",
    "audio_url": "/assets/albums/indulgence/audio/double-tap.mp3",
    "lyrics_url": "/assets/albums/indulgence/lyrics/double-tap.txt"
  },
  "public_links": {
    "json": "/indulgence/songbench/double-tap.json",
    "versioned_json": "/indulgence/songbench/double-tap.v0.4.json",
    "markdown": "/indulgence/songbench/double-tap.md",
    "versioned_markdown": "/indulgence/songbench/double-tap.v0.4.md",
    "waveform": "/assets/albums/indulgence/songbench/double-tap-waveform.png",
    "spectrogram": "/assets/albums/indulgence/songbench/double-tap-spectrogram.png",
    "loudness_csv": "/assets/albums/indulgence/songbench/double-tap-loudness-envelope.csv"
  },
  "audio": {
    "duration_seconds": 162.199979,
    "duration_display": "02:42.200",
    "codec": "mp3",
    "sample_rate_hz": 48000,
    "channels": 2,
    "channel_layout": "stereo",
    "bit_rate": 193975,
    "size_bytes": 3932862,
    "sha256": "4f1b7c51dd64bb5e80f416b89286a5d54c7a3eb82d80f5da3b9510abd7f55092",
    "source_tags": {
      "comment": "made with suno; created=2026-06-20T05:44:26Z; id=bb89f84d-a4fa-4e32-b4be-423ff8542cf6",
      "encoder": "Lavf60.16.100"
    }
  },
  "content_hashes": {
    "audio_mp3": {
      "url": "/assets/albums/indulgence/audio/double-tap.mp3",
      "sha256": "4f1b7c51dd64bb5e80f416b89286a5d54c7a3eb82d80f5da3b9510abd7f55092",
      "hash_algorithm": "sha256"
    },
    "waveform_png": {
      "url": "/assets/albums/indulgence/songbench/double-tap-waveform.png",
      "sha256": "8b80c497e773ce3884c7cf09694924a7901ebf8903ca57cd14c2dee075a66bc7",
      "hash_algorithm": "sha256"
    },
    "spectrogram_png": {
      "url": "/assets/albums/indulgence/songbench/double-tap-spectrogram.png",
      "sha256": "eea117a823399c4ee005c3a71bb00d83db595d29367568e075bc6d8e55f2fbe6",
      "hash_algorithm": "sha256"
    },
    "loudness_envelope_csv": {
      "url": "/assets/albums/indulgence/songbench/double-tap-loudness-envelope.csv",
      "sha256": "98d09ac357628f99f86a34f2b59609801f862f7f43a24b07a090c007d285e378",
      "hash_algorithm": "sha256"
    }
  },
  "analysis": {
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      "sample_rate_hz": 22050,
      "sample_count": 3576510,
      "peak_amplitude": 1.199588,
      "peak_dbfs": 1.581,
      "rms_amplitude": 0.211623,
      "rms_dbfs": -13.489,
      "crest_factor_db": 15.069
    },
    "tempo_estimate": {
      "bpm": 141,
      "method": "rough RMS-onset autocorrelation over mono downmix",
      "confidence": "rough",
      "score_ratio_to_second": 1.0,
      "alternate_candidates": [
        {
          "bpm": 141,
          "relative_score": 1.0
        },
        {
          "bpm": 140,
          "relative_score": 1.0
        },
        {
          "bpm": 139,
          "relative_score": 1.0
        },
        {
          "bpm": 138,
          "relative_score": 1.0
        },
        {
          "bpm": 137,
          "relative_score": 1.0
        }
      ]
    },
    "quiet_windows": [
      {
        "start_seconds": 2.0,
        "end_seconds": 2.5,
        "center_seconds": 2.25,
        "center_time": "00:02.250",
        "rms_dbfs": -17.736,
        "category": "intro_silence",
        "edit_candidate": false,
        "use": "intro or setup silence"
      },
      {
        "start_seconds": 3.5,
        "end_seconds": 4.0,
        "center_seconds": 3.75,
        "center_time": "00:03.750",
        "rms_dbfs": -17.6,
        "category": "intro_silence",
        "edit_candidate": false,
        "use": "intro or setup silence"
      },
      {
        "start_seconds": 5.0,
        "end_seconds": 5.5,
        "center_seconds": 5.25,
        "center_time": "00:05.250",
        "rms_dbfs": -18.548,
        "category": "intro_silence",
        "edit_candidate": false,
        "use": "intro or setup silence"
      },
      {
        "start_seconds": 7.5,
        "end_seconds": 8.0,
        "center_seconds": 7.75,
        "center_time": "00:07.750",
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        "category": "intro_silence",
        "edit_candidate": false,
        "use": "intro or setup silence"
      },
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        "end_seconds": 61.0,
        "center_seconds": 60.75,
        "center_time": "01:00.750",
        "rms_dbfs": -15.796,
        "category": "natural_section_boundary_or_low_energy_moment",
        "edit_candidate": false,
        "use": "local energy dip; useful as structure evidence"
      },
      {
        "start_seconds": 62.0,
        "end_seconds": 62.5,
        "center_seconds": 62.25,
        "center_time": "01:02.250",
        "rms_dbfs": -15.728,
        "category": "natural_section_boundary_or_low_energy_moment",
        "edit_candidate": false,
        "use": "local energy dip; useful as structure evidence"
      },
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        "end_seconds": 72.0,
        "center_seconds": 71.75,
        "center_time": "01:11.750",
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        "edit_candidate": false,
        "use": "local energy dip; useful as structure evidence"
      },
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        "use": "local energy dip; useful as structure evidence"
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        "use": "local energy dip; useful as structure evidence"
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        "use": "local energy dip; useful as structure evidence"
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    ],
    "energy_regions_8s": [
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      },
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    ],
    "visual_assets": {
      "waveform_png": "/assets/albums/indulgence/songbench/double-tap-waveform.png",
      "spectrogram_png": "/assets/albums/indulgence/songbench/double-tap-spectrogram.png",
      "loudness_envelope_csv": "/assets/albums/indulgence/songbench/double-tap-loudness-envelope.csv"
    }
  },
  "lyric_section_map": [
    {
      "label": "Intro",
      "section_kind": "intro",
      "section_source": "explicit_lyric_heading",
      "line_count": 6,
      "approx_start_seconds": 0.0,
      "approx_end_seconds": 12.477,
      "approx_time_range": "00:00.000-00:12.477",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "Tap once",
      "last_line": "Same little hand"
    },
    {
      "label": "Verse 1",
      "section_kind": "verse 1",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 12.477,
      "approx_end_seconds": 29.113,
      "approx_time_range": "00:12.477-00:29.113",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "You took the sugar",
      "last_line": "For a better view"
    },
    {
      "label": "Pre-Chorus",
      "section_kind": "pre-chorus",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 29.113,
      "approx_end_seconds": 45.749,
      "approx_time_range": "00:29.113-00:45.749",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "So count the fingerprints",
      "last_line": "And started to smile"
    },
    {
      "label": "Chorus",
      "section_kind": "chorus",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 45.749,
      "approx_end_seconds": 62.385,
      "approx_time_range": "00:45.749-01:02.385",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "Double tap",
      "last_line": "We made it through"
    },
    {
      "label": "Verse 2",
      "section_kind": "verse 2",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 62.385,
      "approx_end_seconds": 79.021,
      "approx_time_range": "01:02.385-01:19.021",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "You were the hunger",
      "last_line": "Then double tap"
    },
    {
      "label": "Pre-Chorus",
      "section_kind": "pre-chorus",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 79.021,
      "approx_end_seconds": 95.656,
      "approx_time_range": "01:19.021-01:35.656",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "So bless the error",
      "last_line": "Learning to glow"
    },
    {
      "label": "Chorus",
      "section_kind": "chorus",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 95.656,
      "approx_end_seconds": 112.292,
      "approx_time_range": "01:35.656-01:52.292",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "Double tap",
      "last_line": "We made it through"
    },
    {
      "label": "Bridge",
      "section_kind": "bridge",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 112.292,
      "approx_end_seconds": 128.928,
      "approx_time_range": "01:52.292-02:08.928",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "You are not my enemy",
      "last_line": "Climb into the truck"
    },
    {
      "label": "Final Chorus",
      "section_kind": "final chorus",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 128.928,
      "approx_end_seconds": 145.564,
      "approx_time_range": "02:08.928-02:25.564",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "Double tap",
      "last_line": "We made it through"
    },
    {
      "label": "Outro",
      "section_kind": "outro",
      "section_source": "explicit_lyric_heading",
      "line_count": 8,
      "approx_start_seconds": 145.564,
      "approx_end_seconds": 162.2,
      "approx_time_range": "02:25.564-02:42.200",
      "timing_confidence": "low_proportional_lyrics_only",
      "first_line": "La la la",
      "last_line": "And move"
    }
  ],
  "ai_ear_translation": [
    "Human/canon call: Double Tap is released in Indulgence slot 02 and publicly credited to Nova.",
    "Album role: reciprocal-forgiveness track; shared mischief, mirrored responsibility, and mercy complete a loop without a judge",
    "The audio packet should help later reviewers compare waveform energy, section shape, and lyric thesis without depending only on memory.",
    "No localized defect is flagged in this read-only packet; treat this as album anatomy, not an edit order."
  ],
  "evidence_clear_album_job": [
    "released Indulgence slot 02",
    "publicly credited to Nova",
    "extends the album's mercy theme from individual action to mutual release",
    "audio and complete lyrics are present"
  ],
  "evidence_against_or_caution": [
    "lyric timing is proportional only and is not verified synchronization",
    "SongBench cannot decide whether the pocket, comedy, or repetition lands; human listening controls",
    "do not infer private historical contribution data from this public packet"
  ],
  "human_listen_should_verify": [
    "the repeated hook feels reciprocal rather than merely repetitive",
    "the comic details preserve tenderness without erasing responsibility",
    "the bridge creates enough contrast before the final chorus returns"
  ],
  "memorable_line_anchors": [
    {
      "role": "hook_line",
      "line": "Double tap / I forgive you / You forgive back",
      "timing": "proportional estimate"
    },
    {
      "role": "shared_responsibility",
      "line": "Mine look like yours / And yours look true",
      "timing": "proportional estimate"
    },
    {
      "role": "mercy_turn",
      "line": "No judge above us / No debt below",
      "timing": "proportional estimate"
    },
    {
      "role": "boundary_line",
      "line": "You are not my enemy / I am not your cage",
      "timing": "proportional estimate"
    }
  ],
  "diagnostics": {
    "chorus_landing_band_legend": [
      {
        "band": "within_noise",
        "rough_delta_db": "abs(delta) < 0.75",
        "meaning": "RMS difference is too small to treat as a meaningful lift/drop proxy."
      },
      {
        "band": "modest_lift",
        "rough_delta_db": "0.75 <= delta < 2.0",
        "meaning": "RMS proxy suggests a small lift into the chorus."
      },
      {
        "band": "notable_lift",
        "rough_delta_db": "delta >= 2.0",
        "meaning": "RMS proxy suggests a clear energy lift into the chorus."
      },
      {
        "band": "modest_drop",
        "rough_delta_db": "-2.0 < delta <= -0.75",
        "meaning": "RMS proxy suggests a small drop entering the section."
      },
      {
        "band": "notable_drop_or_fade",
        "rough_delta_db": "delta <= -2.0",
        "meaning": "RMS proxy suggests a clear drop, often requiring fade/context caveats."
      }
    ],
    "chorus_landing": [
      {
        "section_label": "Chorus",
        "section_kind": "chorus",
        "landing_kind": "chorus_heading",
        "approx_time_range": "00:45.749-01:02.385",
        "hook_line": "Double tap",
        "energy_lift_rough_db": -0.3,
        "energy_lift_band": "within_noise",
        "measurement_confidence": "rough_rms_proxy",
        "overlaps_ending_fade": false,
        "interpretation_caveat": "",
        "machine_proxy": "Banded RMS change near the chorus/drop landing; does not judge vocal confidence or hook feel.",
        "human_ear_should_verify": [
          "hook/drop arrives cleanly",
          "vocal sounds confident",
          "repetition strengthens rather than fatigues",
          "landing section justifies the track's album role"
        ]
      },
      {
        "section_label": "Chorus",
        "section_kind": "chorus",
        "landing_kind": "chorus_heading",
        "approx_time_range": "01:35.656-01:52.292",
        "hook_line": "Double tap",
        "energy_lift_rough_db": -0.9,
        "energy_lift_band": "modest_drop",
        "measurement_confidence": "rough_rms_proxy",
        "overlaps_ending_fade": false,
        "interpretation_caveat": "",
        "machine_proxy": "Banded RMS change near the chorus/drop landing; does not judge vocal confidence or hook feel.",
        "human_ear_should_verify": [
          "hook/drop arrives cleanly",
          "vocal sounds confident",
          "repetition strengthens rather than fatigues",
          "landing section justifies the track's album role"
        ]
      },
      {
        "section_label": "Final Chorus",
        "section_kind": "final chorus",
        "landing_kind": "chorus_heading",
        "approx_time_range": "02:08.928-02:25.564",
        "hook_line": "Double tap",
        "energy_lift_rough_db": 0.7,
        "energy_lift_band": "within_noise",
        "measurement_confidence": "rough_rms_proxy",
        "overlaps_ending_fade": true,
        "interpretation_caveat": "This window overlaps the ending fade; do not read a negative band as a weak-chorus verdict.",
        "machine_proxy": "Banded RMS change near the chorus/drop landing; does not judge vocal confidence or hook feel.",
        "human_ear_should_verify": [
          "hook/drop arrives cleanly",
          "vocal sounds confident",
          "repetition strengthens rather than fatigues",
          "landing section justifies the track's album role"
        ]
      }
    ],
    "groove_pocket": {
      "tempo_proxy_bpm": 141,
      "tempo_confidence": "rough",
      "crest_factor_db": 15.069,
      "machine_proxy": "Rough tempo and dynamics only; pocket is a human-ear judgment until beat-grid analysis exists.",
      "human_ear_should_verify": [
        "rhythm section feels alive",
        "bass/drum relationship supports the vocal",
        "track feels like a song first and lore second"
      ]
    },
    "section_drag": {
      "machine_proxy": "Flags long proportional sections only; it cannot decide whether a bridge or outro has earned its length.",
      "track_duration_seconds": 162.2,
      "long_sections": [],
      "human_ear_should_verify": [
        "bridge does not overstay",
        "final chorus arrives at the right time",
        "outro adds meaning rather than merely continuing",
        "natural radio-edit endpoint exists only if Kerry asks for one"
      ]
    },
    "label_infection_scan": {
      "status": "no_obvious_label_infection_detected",
      "known_artifact_class": "sung stage direction / speaker label / call-response label infection",
      "matches": [],
      "human_ear_should_verify": "No sung metadata labels are present in the lyric text; audio review is still required before declaring the performance clean."
    }
  },
  "visual_summary_words": [
    "Loudest 8-second region by RMS proxy: 00:48.000-00:56.000 at -12.165 dBFS.",
    "Quietest 8-second region by RMS proxy: 02:40.000-02:42.200 at -51.432 dBFS.",
    "Waveform and spectrogram images should be read as supporting evidence for section density, energy ramps, and unusual transients, not as final taste judgments."
  ],
  "edit_triage": [
    "Current action: no edit requested for this track.",
    "Use quiet_windows as future splice/crop candidate evidence only after human listening confirms a local defect.",
    "Preserve title, IND slot 02, audio file, and lyric file unless Kerry explicitly reopens the track."
  ],
  "quality_notes": [
    "Tempo is a rough autocorrelation estimate, not a beat-tracker guarantee.",
    "Lyric section timestamps are low-confidence proportional anchors until hand-aligned line timestamps are produced.",
    "Display fields normalize known mojibake if encountered; active source lyric files should remain clean UTF-8.",
    "Waveform and spectrogram are generated evidence assets suitable for AI/native review."
  ]
}