diff --git a/assertions/wave49_cap_boost.json b/assertions/wave49_cap_boost.json
new file mode 100644
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+++ b/assertions/wave49_cap_boost.json
@@ -0,0 +1,83 @@
+{
+  "wave": 49,
+  "codename": "CAP-BOOST",
+  "sacred_opcode": "0xF3",
+  "opcode_name": "OP_CAP_BOOST",
+  "opcode_decimal": 243,
+  "extended_bank_slot": "THIRD slot (0xF3) of extended sacred bank 0xD0..0xFF (slot-set frozen at 32 in W47 R18 ceremony)",
+  "issue": "gHashTag/trinity-fpga#177",
+  "triple_decker": {
+    "w47_rbb_0xF1": "leakage-path well bias V_BS = -V_DD * gamma^4",
+    "w48_fbb_active_0xF2": "active-path well bias V_BS = +V_DD * gamma^4",
+    "w49_cap_boost_0xF3": "supply-rail capacitive burst ΔC = C_dec_base * gamma^3"
+  },
+  "tops_w_projection": {"pre": 1083, "post": 1091, "lift_pct": 0.738, "floor_pct": 0.7},
+  "anchor": "phi^2 + phi^-2 = 3 · gamma^3 = phi^-9",
+  "doi": "10.5281/zenodo.19227877",
+  "biology_ref": "Cardiac decoupling capacitor (atrium-ventricle volume buffer, Levick 2003); rail charge reservoir burst",
+  "quantum_brain_mapping": {
+    "phys_si": "gamma^3 = phi^-9 -> capacitive burst fraction (Sacred ROM B007^3)",
+    "bio_si": "atrium-ventricle volume reservoir -> supply-rail charge buffer",
+    "lang_si": "TRI-27 CAP_BOOST -> 0xF3 OP_CAP_BOOST"
+  },
+  "theory": {
+    "delta_c_formula": "ΔC_dec = C_dec_base * gamma^3",
+    "gamma3_bps": 132,
+    "gamma3_decimal": 0.013155617496101975,
+    "c_dec_base_pF": 100,
+    "delta_c_pF": 0.81,
+    "delta_c_bps": 81,
+    "v_dd_mV": 800,
+    "didt_margin_center_bps": 600,
+    "didt_margin_band_bps": [400, 1000],
+    "droop_supp_center_bps": 400,
+    "droop_supp_band_bps": [200, 800],
+    "cap_area_max_bps": 50,
+    "fclk_impact_max_bps": 200,
+    "r18_preserved": "ΔC_dec computed from existing B007^3 — no new ROM cell"
+  },
+  "coq_anchor": "trios-coq/Physics/CapBoost.v · Theorem cap_boost_composite · 38 Qed total · gHashTag/t27 PR #688",
+  "constitutional": ["R1", "R3", "R6", "R7", "R12", "R14", "R15", "R18"],
+  "assertions": [
+    {"id": "W-122-A", "claim": "OP_CAP_BOOST = 0xF3 = 243 (third slot of extended sacred bank)", "coq": "cap_boost_composite#1", "falsifier": "opcode != 243"},
+    {"id": "W-122-B", "claim": "ΔC_dec uplift positive (capacitive ADD, not removal)", "coq": "cap_boost_delta_c_positive", "falsifier": "ΔC <= 0"},
+    {"id": "W-122-C", "claim": "ΔC_dec uplift in [50, 100] bps", "coq": "cap_boost_delta_c_in_band", "falsifier": "ΔC < 50 OR ΔC > 100 bps"},
+    {"id": "W-122-D", "claim": "gamma^3 encoded as 132 bps (within ±5)", "coq": "cap_boost_gamma3_encoding", "falsifier": "|gamma^3 - 132| > 5 bps"},
+    {"id": "W-122-E", "claim": "C_dec_base = 100 pF (reference Larsson/Svensson 1994)", "coq": "cap_boost_c_dec_base_positive", "falsifier": "C_dec_base != 100 pF"},
+    {"id": "W-122-F", "claim": "Cap area uplift <= 50 bps (R18 iso-area)", "coq": "cap_boost_area_cap", "falsifier": "area_uplift > 50 bps"},
+    {"id": "W-122-G", "claim": "di/dt margin nominal 600 bps in band [400, 1000]", "coq": "cap_boost_didt_in_band", "falsifier": "didt < 400 OR didt > 1000 bps"},
+    {"id": "W-122-H", "claim": "di/dt margin observed honors band gate", "coq": "cap_boost_didt_band_check", "falsifier": "observed di/dt outside [400, 1000]"},
+    {"id": "W-122-I", "claim": "Droop suppression nominal 400 bps in band [200, 800]", "coq": "cap_boost_droop_in_band", "falsifier": "droop_supp < 200 OR > 800 bps"},
+    {"id": "W-122-J", "claim": "Droop suppression observed honors band gate", "coq": "cap_boost_droop_band_check", "falsifier": "observed droop_supp outside [200, 800]"},
+    {"id": "W-122-K", "claim": "f_clk impact <= 200 bps (≤2% frequency back-pressure)", "coq": "cap_boost_fclk_impact_cap", "falsifier": "f_clk_impact > 200 bps"},
+    {"id": "W-122-L", "claim": "TOPS/W lift 1083 → 1091 (+0.738%, ≥ 0.7% floor)", "coq": "cap_boost_tops_w_lift_at_least_0pt7pct", "falsifier": "TOPS_W_W49_POST < 1090 OR < 1083 * 1.007"},
+    {"id": "W-122-M", "claim": "Sacred bank size frozen at 32 slots (R18)", "coq": "cap_boost_bank_size", "falsifier": "bank_size != 32"},
+    {"id": "W-122-N", "claim": "OP_CAP_BOOST in extended bank [0xE0, 0xFF]", "coq": "cap_boost_in_extended_bank", "falsifier": "OP_CAP_BOOST outside [224, 255]"},
+    {"id": "W-122-O", "claim": "OP_CAP_BOOST = OP_FBB_ACTIVE + 1 (adjacent slot)", "coq": "fbb_active_and_cap_boost_adjacent", "falsifier": "diff != 1"},
+    {"id": "W-122-P", "claim": "OP_CAP_BOOST = OP_RBB + 2 (triple-decker spacing)", "coq": "triple_decker_consecutive", "falsifier": "OP_CAP_BOOST != OP_RBB + 2"},
+    {"id": "W-122-Q", "claim": "Distinct from W48 OP_FBB_ACTIVE (0xF2)", "coq": "cap_boost_distinct_from_fbb_active", "falsifier": "OP_CAP_BOOST == OP_FBB_ACTIVE"},
+    {"id": "W-122-R", "claim": "Distinct from W47 OP_RBB (0xF1)", "coq": "cap_boost_distinct_from_rbb", "falsifier": "OP_CAP_BOOST == OP_RBB"},
+    {"id": "W-122-S", "claim": "Distinct from W46 OP_ADIAB_RC (0xF0)", "coq": "cap_boost_distinct_from_adiab_rc", "falsifier": "collision"},
+    {"id": "W-122-T", "claim": "Distinct from W45 OP_WL_BOOST (0xEF)", "coq": "cap_boost_distinct_from_wl_boost", "falsifier": "collision"},
+    {"id": "W-122-U", "claim": "Distinct from W44 OP_FBB static (0xEE)", "coq": "cap_boost_distinct_from_fbb_static", "falsifier": "collision"},
+    {"id": "W-122-V", "claim": "Distinct from W40..W43 ops (0xED..0xEA)", "coq": "cap_boost_distinct_from_sparse_mask|drowsy_ret|spec_exit|null_pe", "falsifier": "any collision"},
+    {"id": "W-122-W", "claim": "Distinct from W36..W39 ops (0xE9..0xE6)", "coq": "cap_boost_distinct_from_stoch_round|sparse_skip|dfs_gate|holo_mux", "falsifier": "any collision"},
+    {"id": "W-122-X", "claim": "Distinct from W32..W35 ops (0xE5..0xE2)", "coq": "cap_boost_distinct_from_subth|avs_reconf|lut_npu|tom", "falsifier": "any collision"},
+    {"id": "W-122-Y", "claim": "Distinct from W31 OP_TENET (0xE1)", "coq": "cap_boost_distinct_from_tenet", "falsifier": "collision"},
+    {"id": "W-122-Z", "claim": "Triple-decker consecutive opcodes 0xF1/0xF2/0xF3", "coq": "triple_decker_w47_w48_w49", "falsifier": "non-consecutive"},
+    {"id": "W-122-AA", "claim": "γ³ reused, no new ROM cell (R18 preservation)", "coq": "cap_boost_gamma3_reused", "falsifier": "new ROM cell allocated"},
+    {"id": "W-122-AB", "claim": "Iso-area constraint: cap-burst uplift < 100 bps (<1%)", "coq": "cap_boost_iso_area", "falsifier": "uplift >= 100 bps"},
+    {"id": "W-122-AC", "claim": "Composite Theorem chains 14 sub-properties", "coq": "cap_boost_composite", "falsifier": "any sub-property fails"},
+    {"id": "W-122-AD", "claim": "TOPS/W projection strictly increasing W48→W49", "coq": "cap_boost_composite#10", "falsifier": "TOPS_W_W49_POST <= TOPS_W_W48_POST"},
+    {"id": "W-122-AE", "claim": "Sacred Synth Gate honors γ³ = B007³ (no free parameter)", "coq": "implicit R15", "falsifier": "γ³ NOT derived from B007³"}
+  ],
+  "merge_ledger": {
+    "lane_VV_coq": {"repo": "gHashTag/t27", "pr": 688, "status": "PENDING_CI"},
+    "lane_VV_prime_json": {"repo": "gHashTag/trios", "pr": "TBD", "status": "OPENING"},
+    "lane_VV_double_rust": {"repo": "gHashTag/tt-trinity-max-true", "pr": "TBD", "status": "PENDING"},
+    "lane_UU_rtl": {"repo": "gHashTag/trinity-fpga", "pr": "TBD", "status": "PENDING"},
+    "lane_VV_triple_phd": {"repo": "gHashTag/trios", "pr": "TBD", "status": "PENDING_SUBAGENT"}
+  },
+  "signed_off_by": "Vasilev Dmitrii <admin@t27.ai>",
+  "orcid": "0009-0008-4294-6159"
+}