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3d46076 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | """Deterministic seeding + stable identity helpers (REAL, IMPLEMENTED)."""
import hashlib
from dataclasses import dataclass
@dataclass(frozen=True)
class SeedBundle:
experiment_seed: int = 42
generation_seed: int = 43
organism_seed: int = 44
development_seed: int = 45
mutation_seed: int = 46
world_seed: int = 47
teacher_seed: int = 48
def derive(self, stream: str, salt: str = "") -> int:
h = hashlib.sha256()
h.update(str(self.experiment_seed).encode())
h.update(b"|" + stream.encode())
h.update(b"|" + str(salt).encode())
h.update(b"|" + str((self.generation_seed, self.organism_seed,
self.development_seed, self.mutation_seed,
self.world_seed, self.teacher_seed)).encode())
return int(h.hexdigest()[:8], 16)
def deterministic_id(*parts: str) -> str:
"""Stable SHA-256 identity; prefer over uuid4 for scientific entities."""
h = hashlib.sha256()
for p in parts:
h.update(str(p).encode())
h.update(b"|")
return h.hexdigest()[:16]
def derive_subseed(base_seed: int, stream: str, salt: str = "") -> int:
h = hashlib.sha256(f"{base_seed}|{stream}|{salt}".encode())
return int(h.hexdigest()[:8], 16)
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