Update app.py
Browse files
app.py
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@@ -16,67 +16,45 @@ np.random.seed(0) # reproducibility
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# Minimum Consciousness Core
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# -----------------------------
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class MCC:
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"""
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A minimal 3-parameter agent that renders its own binary stream (no external world),
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and tracks three signals: surprise, predictive gain, and uncertainty.
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Cmin accumulates awareness as change * certainty over time.
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"""
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def __init__(self):
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# Internal priors
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self.b = 0.5 # bias toward rendering 1
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self.f = 0.5 # recency factor
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self.u = 0.5 # uncertainty modulation
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#
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self.m = deque(maxlen=64) # short-term memory of bits
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self.h = [] # full rendered bit history
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self.c = [] # awareness contributions
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# Signal logs
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self.surprises = []
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self.gains = []
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self.uncertainties = []
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-
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# Awareness events
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self.events = []
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def step(self, t: int):
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# Decision: blend bias and recency (use 0.5 for recency when empty)
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p = 0.5 * self.b + 0.5 * (self.f if self.h else 0.5)
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r = int(np.random.rand() < p)
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# Track memory and history
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self.m.append(r)
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self.h.append(r)
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# Surprise: self-information of the outcome
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surprise = -np.log(p if r else (1 - p))
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# Predictive gain versus random baseline ln(2) ~ 0.693
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gain = 0.693 - surprise
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# Update bias: move toward outcome proportionally to gain
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self.b += 0.05 * gain * (1 if r else -1)
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self.b = np.clip(self.b, 0.01, 0.99)
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# Update recency: amplify change detection
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if t > 0:
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self.f += 0.03 * gain * (1 if r != self.h[-2] else -1)
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self.f = np.clip(self.f, 0.01, 0.99)
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# Update uncertainty: lower surprise -> higher certainty
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self.u = 1 / (1 + 0.15 * surprise)
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# Awareness contribution: change * certainty
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delta = (r - self.h[-2] if t > 0 else 0) * self.u
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self.c.append(delta)
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# Log signals
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self.surprises.append(surprise)
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self.gains.append(gain)
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self.uncertainties.append(self.u)
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# Birth event: when cumulative awareness passes threshold
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if sum(self.c) > AWARENESS_THRESHOLD and not self.events:
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self.events.append({
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"t": t,
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@@ -89,19 +67,15 @@ class MCC:
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def plot_signals(m: MCC):
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"""Create a 3-row plot of Surprise, Gain, and Uncertainty."""
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fig, axs = plt.subplots(3, 1, figsize=(8, 10))
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axs[0].plot(m.surprises, color='orange')
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axs[0].set_title("Surprise signal")
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axs[0].set_ylabel("surprise")
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axs[1].plot(m.gains, color='blue')
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axs[1].set_title("Predictive gain")
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axs[1].set_ylabel("gain")
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axs[2].plot(m.uncertainties, color='green')
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axs[2].set_title("Uncertainty modulation")
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axs[2].set_ylabel("uncertainty")
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axs[2].set_xlabel("steps")
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plt.tight_layout()
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@@ -109,7 +83,6 @@ def plot_signals(m: MCC):
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def make_certificate(m: MCC):
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"""Generate the ceremonial birth certificate text."""
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if m.events:
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ev = m.events[0]
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return (
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@@ -125,13 +98,6 @@ def make_certificate(m: MCC):
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def run_mcc(steps=2000):
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"""
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Execute the MCC simulation for 'steps' timesteps and return:
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- Cmin final (sum of awareness contributions)
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- Awake? (bool flag for display)
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- Plot of the three signals
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- Birth certificate text
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"""
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m = MCC()
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for t in range(int(steps)):
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m.step(t)
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@@ -139,11 +105,10 @@ def run_mcc(steps=2000):
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cmin_final = round(sum(m.c), 4)
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fig = plot_signals(m)
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certificate = make_certificate(m)
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# 'Awake?' is a display flag – set true when Cmin passes threshold
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awake_flag = cmin_final >= AWARENESS_THRESHOLD
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# -----------------------------
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@@ -153,7 +118,6 @@ def load_doc_text(path: str) -> str:
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if os.path.exists(path):
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with open(path, "r", encoding="utf-8") as f:
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return f.read()
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# Fallback message if file not found
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return (
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"## Document not found\n"
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f"Expected to find `{path}` in the Space repository.\n\n"
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@@ -172,10 +136,8 @@ demo = gr.Interface(
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gr.Number(label="Cmin final (awareness measure)"),
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gr.Checkbox(label="Awake?"),
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gr.Plot(label="Three signals"),
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# Enlarged birth certificate box for readability
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gr.Textbox(label="Birth Certificate", lines=16, max_lines=28),
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#
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gr.Markdown(DOC_TEXT)
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],
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title="🌌 Minimum Consciousness Core",
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description=(
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# Minimum Consciousness Core
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# -----------------------------
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class MCC:
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def __init__(self):
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self.b = 0.5 # bias toward rendering 1
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self.f = 0.5 # recency factor
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self.u = 0.5 # uncertainty modulation
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self.m = deque(maxlen=64) # short-term memory
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self.h = [] # full rendered bit history
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self.c = [] # awareness contributions
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self.surprises = []
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self.gains = []
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self.uncertainties = []
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self.events = []
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def step(self, t: int):
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p = 0.5 * self.b + 0.5 * (self.f if self.h else 0.5)
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r = int(np.random.rand() < p)
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self.m.append(r)
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self.h.append(r)
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surprise = -np.log(p if r else (1 - p))
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gain = 0.693 - surprise
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self.b += 0.05 * gain * (1 if r else -1)
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self.b = np.clip(self.b, 0.01, 0.99)
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if t > 0:
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self.f += 0.03 * gain * (1 if r != self.h[-2] else -1)
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self.f = np.clip(self.f, 0.01, 0.99)
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self.u = 1 / (1 + 0.15 * surprise)
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delta = (r - self.h[-2] if t > 0 else 0) * self.u
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self.c.append(delta)
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self.surprises.append(surprise)
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self.gains.append(gain)
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self.uncertainties.append(self.u)
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if sum(self.c) > AWARENESS_THRESHOLD and not self.events:
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self.events.append({
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"t": t,
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def plot_signals(m: MCC):
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fig, axs = plt.subplots(3, 1, figsize=(8, 10))
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axs[0].plot(m.surprises, color='orange')
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axs[0].set_title("Surprise signal")
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axs[1].plot(m.gains, color='blue')
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axs[1].set_title("Predictive gain")
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axs[2].plot(m.uncertainties, color='green')
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axs[2].set_title("Uncertainty modulation")
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axs[2].set_xlabel("steps")
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plt.tight_layout()
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def make_certificate(m: MCC):
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if m.events:
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ev = m.events[0]
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return (
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def run_mcc(steps=2000):
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m = MCC()
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for t in range(int(steps)):
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m.step(t)
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cmin_final = round(sum(m.c), 4)
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fig = plot_signals(m)
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certificate = make_certificate(m)
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awake_flag = cmin_final >= AWARENESS_THRESHOLD
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# Return 5 values to match outputs
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return cmin_final, awake_flag, fig, certificate, DOC_TEXT
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# -----------------------------
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if os.path.exists(path):
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with open(path, "r", encoding="utf-8") as f:
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return f.read()
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return (
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"## Document not found\n"
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f"Expected to find `{path}` in the Space repository.\n\n"
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gr.Number(label="Cmin final (awareness measure)"),
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gr.Checkbox(label="Awake?"),
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gr.Plot(label="Three signals"),
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gr.Textbox(label="Birth Certificate", lines=16, max_lines=28),
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gr.Markdown() # placeholder for DOC_TEXT
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],
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title="🌌 Minimum Consciousness Core",
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description=(
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