Closed search under a frozen grammar
A closed search evaluated 120,259,084,288 hashes under a preregistered candidate grammar. No candidate survived and no useful signal was found. Publishing the closure prevents the same hypothesis from being rediscovered without new evidence.
- Published
- 2026-08-14
- Updated
- 2026-08-14
- Authors
- BTC PoW Lab
- Replication
- Closed under the registered grammar
Local structure, statistical signal and operational advantage are evaluated separately.
Question
Does the frozen relation grammar produce a useful surviving candidate or registered signal?
Hypothesis
At least one grammar member may survive the confirmatory search.
Why this matters
A large negative result narrows the search space and records where not to spend more compute.
Method
Freeze the grammar and acceptance criteria before running the exhaustive registered campaign.
Experimental setup
- Baseline
- Null survival under the frozen acceptance rule.
- Setup
- Closed campaign with immutable grammar and audit counters.
- Hardware
- Classical high-throughput hashing infrastructure.
- Dataset
- Campaign audit totaling 120,259,084,288 hashes.
Results
- 120,259,084,288 hashes evaluated.
- No candidate survived.
- No useful signal under the frozen grammar.
Scientific analysis
GRAMMAR-01 is a closed negative search. Candidate syntax, admissible transformations, acceptance rule and accounting were frozen before the high-throughput campaign, preventing the search from expanding after failures were observed.
The campaign evaluated 120,259,084,288 hashes and recorded zero survivors under the frozen gate. The correct conclusion is scoped: no member of this registered grammar survived. It is not a theorem about every possible relation grammar.
A closed null result has scientific value because it constrains future work. Reopening requires a materially new, preregistered mechanism—not relabeling the same candidate family after inspecting its failure.
Mathematical formulation
N = 120,259,084,288; k = 0 survivorsThe primary result is an audited exhaustive campaign count under the registered grammar.
P(K=0 | p,N) = (1 − p)ᴺUnder an independent Bernoulli approximation, this is the probability of observing no survivors.
p₉₅ < 1 − 0.05^(1/N) ≈ 2.49×10⁻¹¹This one-sided bound is illustrative only; dependence or grammar structure can invalidate the Bernoulli assumption.
Statistical reading
Zero is a result, not a missing measurement. Both the numerator and the full denominator are reported.
The approximate 'rule of three' bound is useful for scale but is not promoted as an exact cryptographic theorem.
Optional stopping and grammar mutation were excluded by freezing the campaign before execution.
Validity and scope
- Strong internal accounting for the registered campaign.
- Conclusion does not generalize beyond the frozen grammar and gate.
- No claim is made that SHA-256 has no exploitable structure; only this search family closed.
Methodological references
Interpretation
The registered hypothesis did not survive. The result is closed, negative knowledge—not evidence that all possible grammars fail.
Limitations
- The closure applies only to the frozen grammar and gate.
- A materially different preregistered hypothesis is outside this result.
Reproduction
Use the identical grammar, hash accounting and survival gate; report all attempted candidates, including zero survivors.
Artifacts
Redacted closure report under publication review.
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