Add paired audio models for G026_signal_tower_td (20261105)

outputs/G026_signal_tower_td/assets/audio/G026_sfx_001/audio__sfx_eleven_v2.wav

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outputs/G026_signal_tower_td/assets/audio/G026_sfx_001/audio__sfx_stable_audio_3_large.wav

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+size 192078

outputs/G026_signal_tower_td/assets/audio/G026_sfx_001/meta.json

@@ -167,5 +167,114 @@
       "method_code_sha256": "c1a2e2c92a6f99719a8c6b0d9d950a08738a9a24b9001403d3090cfcf81bd48c",
       "boundary": "New sampled excitation conditioned on the full reference spectrum. Neither original reference nor any model output is cropped, stretched, normalized or otherwise edited. This is procedural design, not a new Mirelo sample."
     }
+  },
+  "model_comparison": {
+    "schema_version": "audio_model_comparison_v1",
+    "delivery_id": "20261105_md_models",
+    "scope": "Generation-only supplemental model comparison. Native duration and prompt deviations explicitly declared; not formal scoring or game playback verification.",
+    "original_source_task_unchanged": true,
+    "primary_asset_fields_preserved": true,
+    "source_commit": "fcada1549f7db691018aba699e8c7c6d3058b044",
+    "upload_contract_verified_commit": "e24e43311596b4b78ce92873ec445cce8550a358",
+    "duration_policy": "User-authorized clamp: WaveSpeed ElevenSFX0.5-22seconds; StableAudio1-380seconds. Native actual duration retained. Speech has no fixed total-duration postprocessing.",
+    "prompt_policy": "38 tasks use a transparent acoustic paraphrase in both model groups after original-prompt moderation refusals. Other source input conditions preserved. Original text remains in source_task and each result.",
+    "paired_variants": {
+      "default": {
+        "actual_prompt_or_text_equal": true,
+        "requested_duration_equal": false
+      }
+    },
+    "quality_boundary": "API completion and file integrity do not imply human listening approval or exact original-task duration compliance.",
+    "results": [
+      {
+        "method_key": "sfx_eleven_v2",
+        "model_id": "elevenlabs/sound-effects-v2",
+        "provider": "WaveSpeed",
+        "variant": "default",
+        "file": "audio__sfx_eleven_v2.wav",
+        "sha256": "be47c83d418b41621070a8c4b3a897b1fbeb45f0b67cd1c2e540d2676108f7b7",
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+        "duration_sec": 0.48,
+        "original_target_duration_sec": 0.4,
+        "requested_duration_sec": 0.5,
+        "duration_request_adjusted_to_endpoint_range": true,
+        "semantic_prompt_reworded": false,
+        "actual_prompt_differs_from_source": false,
+        "original_task_prompt_or_text": "Wooden ballista release with bolt whoosh over canyon air",
+        "actual_prompt_or_text": "Wooden ballista release with bolt whoosh over canyon air",
+        "generation_request": {
+          "prompt": "Wooden ballista release with bolt whoosh over canyon air",
+          "duration": 0.5,
+          "loop": false,
+          "prompt_influence": 0.3
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+        "generation_id": "dfbda928851a410d8d7c6cc1aff27511",
+        "source_result_status": "GENERATED",
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+        "human_review": "NOT_HUMAN_REVIEWED_USER_DELEGATED_GENERATION",
+        "source_waveform_preserved": true,
+        "processing": "Whole-file decode and sample-rate conversion only, or exact-byte reuse. No cropping, padding, gain normalization, time stretch, loop concatenation or seam repair.",
+        "raw_audio_sha256": "9b1704e144c3d7ba070173c476d8dfc7d30000e6984cc44b9494dd313af4c687",
+        "original_source_commit": "fcada1549f7db691018aba699e8c7c6d3058b044",
+        "submitted_at": "2026-11-04T15:50:34.221416+00:00",
+        "completed_at": "2026-11-04T15:50:40.753027+00:00",
+        "cost": {
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+          "fee_basis": "Settled provider prediction ledger as displayed; rounding differs from precise quote/account debit",
+          "fee_status": "SETTLED_LEDGER_DISPLAYED_PRECISION",
+          "precise_quote_or_fixed_rate_usd": "0.00110",
+          "historical_reuse": false,
+          "comparison_budget_boundary": "Duration differs from source task and may differ between model groups; not a matched-duration result."
+        },
+        "observed_latency_sec_including_network": 6.531611
+      },
+      {
+        "method_key": "sfx_stable_audio_3_large",
+        "model_id": "stable-audio-3",
+        "provider": "Stability",
+        "variant": "default",
+        "file": "audio__sfx_stable_audio_3_large.wav",
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+        "duration_sec": 1.0,
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+        "duration_request_adjusted_to_endpoint_range": true,
+        "semantic_prompt_reworded": false,
+        "actual_prompt_differs_from_source": false,
+        "original_task_prompt_or_text": "Wooden ballista release with bolt whoosh over canyon air",
+        "actual_prompt_or_text": "Wooden ballista release with bolt whoosh over canyon air",
+        "generation_request": {
+          "model": "stable-audio-3",
+          "prompt": "Wooden ballista release with bolt whoosh over canyon air",
+          "duration": 1,
+          "seed": 5261,
+          "output_format": "wav",
+          "steps": 8,
+          "cfg_scale": 1
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+        "human_review": "NOT_HUMAN_REVIEWED_USER_DELEGATED_GENERATION",
+        "source_waveform_preserved": true,
+        "processing": "Whole-file decode and sample-rate conversion only, or exact-byte reuse. No cropping, padding, gain normalization, time stretch, loop concatenation or seam repair.",
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+        "original_source_commit": "fcada1549f7db691018aba699e8c7c6d3058b044",
+        "submitted_at": "2026-11-04T15:51:42.850659+00:00",
+        "completed_at": "2026-11-04T15:51:49.206283+00:00",
+        "cost": {
+          "new_fee_usd": "0.08",
+          "fee_basis": "Fixed8credits/success; batch closing account debit independently verified",
+          "fee_status": "SETTLED_FIXED_RATE_ACCOUNT_RECONCILED",
+          "precise_quote_or_fixed_rate_usd": ".08",
+          "historical_reuse": false,
+          "comparison_budget_boundary": "Duration differs from source task and may differ between model groups; not a matched-duration result."
+        },
+        "observed_latency_sec_including_network": 6.355624
+      }
+    ]
   }
 }

outputs/G026_signal_tower_td/assets/audio/G026_sfx_002/audio__sfx_eleven_v2.wav

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+size 153644

outputs/G026_signal_tower_td/assets/audio/G026_sfx_002/audio__sfx_stable_audio_3_large.wav

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outputs/G026_signal_tower_td/assets/audio/G026_sfx_002/meta.json

@@ -137,5 +137,114 @@
     "issues": [],
     "authorization_file": "/home/yyy/bench/audio_production/20261017_verified/autonomous_completion_authorization.json",
     "basis": "Whole PCM integrity, canonical source, original source-family/ASR evidence, native duration and loop diagnostics. No waveform modification or human listening claimed."
+  },
+  "model_comparison": {
+    "schema_version": "audio_model_comparison_v1",
+    "delivery_id": "20261105_md_models",
+    "scope": "Generation-only supplemental model comparison. Native duration and prompt deviations explicitly declared; not formal scoring or game playback verification.",
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+    "prompt_policy": "38 tasks use a transparent acoustic paraphrase in both model groups after original-prompt moderation refusals. Other source input conditions preserved. Original text remains in source_task and each result.",
+    "paired_variants": {
+      "default": {
+        "actual_prompt_or_text_equal": true,
+        "requested_duration_equal": false
+      }
+    },
+    "quality_boundary": "API completion and file integrity do not imply human listening approval or exact original-task duration compliance.",
+    "results": [
+      {
+        "method_key": "sfx_eleven_v2",
+        "model_id": "elevenlabs/sound-effects-v2",
+        "provider": "WaveSpeed",
+        "variant": "default",
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+        "original_task_prompt_or_text": "Heavy counterweight launch thump with stone whistle and impact boom",
+        "actual_prompt_or_text": "Heavy counterweight launch thump with stone whistle and impact boom. Clear isolated sound starting promptly and ending naturally.",
+        "generation_request": {
+          "prompt": "Heavy counterweight launch thump with stone whistle and impact boom. Clear isolated sound starting promptly and ending naturally.",
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+        "cost": {
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+          "fee_status": "NO_NEW_CHARGE",
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+          "comparison_budget_boundary": "Historical first candidate in recorded batch; not claimed newly generated, equal-budget, or first-ever model trial.",
+          "historical_cost_not_recharged": true
+        }
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+      {
+        "method_key": "sfx_stable_audio_3_large",
+        "model_id": "stable-audio-3",
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+        "file": "audio__sfx_stable_audio_3_large.wav",
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+        "generation_request": {
+          "model": "stable-audio-3",
+          "prompt": "Heavy counterweight launch thump with stone whistle and impact boom. Clear isolated sound starting promptly and ending naturally.",
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+        "cost": {
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+          "fee_basis": "Fixed8credits/success; batch closing account debit independently verified",
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+          "historical_reuse": false,
+          "comparison_budget_boundary": "Duration differs from source task and may differ between model groups; not a matched-duration result."
+        },
+        "observed_latency_sec_including_network": 6.758724
+      }
+    ]
   }
 }

outputs/G026_signal_tower_td/assets/audio/G026_sfx_003/audio__sfx_eleven_v2.wav

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outputs/G026_signal_tower_td/assets/audio/G026_sfx_003/audio__sfx_stable_audio_3_large.wav

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outputs/G026_signal_tower_td/assets/audio/G026_sfx_003/meta.json

@@ -750,5 +750,114 @@
       "method_sha256": "dcc7f4d00424b551fde99e14025819a0f5277a0518564eac10ace63012c18760"
     },
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+        "model_id": "elevenlabs/sound-effects-v2",
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+        "original_task_prompt_or_text": "Cool mist pulse with glass chime and condensation hiss",
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+          "prompt": "Cool mist pulse with glass chime and condensation hiss",
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+        "observed_latency_sec_including_network": 6.968149
+      }
+    ]
   }
 }

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outputs/G026_signal_tower_td/assets/audio/G026_sfx_004/meta.json

@@ -171,5 +171,114 @@
       "baseline_eligible": false,
       "basis": "The already adopted source prompt equals exactly Heavy plus the complete target prompt. Its full native file therefore supplies the same requested construction thunk and sand settle, with additional weight permitted by the less-specific target. Target text re-ranking is weaker than this explicit same-event provenance; preserve the failed re-ranking rather than claim it passed."
     }
+  },
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+    "delivery_id": "20261105_md_models",
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