{"schema_version":1,"assessment_id":"eoa_inverse_innovation_exp03_opportunity320_20260801","source_experiment_id":"eoa_inverse_innovation_exp03_full320_20260801","cell_id":"computability_boundary_mapping__music_musicology","archetype_slug":"computability_boundary_mapping","domain_slug":"music_musicology","title":"Enforceable score fragment with labeled reachability fallbacks","opportunity_summary":"Evaluate a music-analysis service that mechanically admits executable scores into a terminating exact-reachability fragment and routes other scores to sound abstraction or witnessed-YES/bounded-UNKNOWN analysis, avoiding timeout-as-absence and unsupported universal guarantees. The opportunity remains conditional on fixing the score language, proving an answer-preserving reduction for the claimed impossibility boundary, and certifying the restricted analyzer.","adopter_authorizer":"The analysis-service owner is the identifiable adopter and may define supported syntax, guarantees, routing, and record formats; score authors retain authority over their works and intended musical meaning.","scores":{"meaningful_impact":{"score":3,"rationale":"Avoiding false motif classifications, hanging jobs, misleading records, and investment in an impossible unrestricted analyzer could be meaningful, but the packet supplies no evidence about problem prevalence, affected volume, or realized harm."},"stakeholder_pull":{"score":2,"rationale":"Composers, engineers, musicologists, cataloguers, and playback services are identifiable affected parties, but the sealed candidate contains no adoption inquiry, demand evidence, frequency data, or indication that service owners currently seek this guarantee structure."},"incremental_advantage":{"score":4,"rationale":"Compared with timeout-as-NO and bounded-horizon exhaustive simulation, an enforceable exact fragment plus explicitly labeled fallbacks would provide clearer and safer guarantees about eventual reachability if its contracts and proofs hold. The advantage is conditional because the language and certified analyzer are not yet fixed."},"distinctiveness_plausibility":{"score":2,"rationale":"The combination is coherent, but prior art is explicitly unsearched and the packet provides no evidence distinguishing it from existing generative-music verification, static-analysis, or bounded-simulation practices."},"technical_implementability":{"score":3,"rationale":"Mechanical fragment checking, bounded simulation, labeled routing, versioned records, and offline tests appear implementable in principle, while the central expressiveness reduction, preservation proof, fragment grammar, correctness proof, and termination proof are absent."},"adoption_authority_feasibility":{"score":4,"rationale":"The service owner can define supported syntax and product guarantees, the authorized first step is offline, and author authority over musical meaning is preserved. Feasibility falls short of 5 because downstream systems must reliably retain UNKNOWN and horizon labels."},"evidence_readiness":{"score":2,"rationale":"The packet supplies explicit hypotheses, falsifiers, test cases, and halt conditions, but lacks the fixed language semantics, formal translation, certified analyzer, operational data, and independent checking needed to evaluate the core claims."},"safety_net_benefit":{"score":4,"rationale":"Witnessed-YES, bounded-UNKNOWN, manual review, versioning, recheck triggers, and rollback directly reduce the risk that timeouts or bounded results become false absence claims. Formal motif labels could still be misread as musical or cultural meaning."},"scalability":{"score":3,"rationale":"A mechanical checker and router could be reused across many scores once implemented, but scalability depends on fragment coverage, abstraction workload, downstream label preservation, and the complexity of admitted analyses, none of which is evidenced."}},"score_confidence":"MODERATE","costs":{"first_evidence":{"band_2026_usd":"50K_TO_250K","scope":"Fix one executable score language and interpreter semantics; construct and independently check the proposed source-to-score reduction and reachability biconditional; specify an initial decidable fragment; and run an offline comparison on synthetic terminating, looping, out-of-fragment, abstraction, and reduction-gadget cases.","confidence":"LOW","assumptions":["One existing score language and interpreter can be used without major licensing or reconstruction work.","The effort uses a small team spanning formal methods, generative-music semantics, and test engineering.","No live catalog integration, public verdict publication, or large proprietary corpus is included.","Independent checking is limited to the formal artifacts and offline harness."]},"initial_deployment_startup":{"band_2026_usd":"250K_TO_1M","scope":"Build a versioned fragment grammar, mechanical membership checker, certified or independently validated exact analyzer, fallback router, provenance-bearing result schema, recheck triggers, monitoring, and limited shadow integration with one analysis service.","confidence":"LOW","assumptions":["The formal obligations succeed and do not require redesigning the interpreter.","Deployment remains shadow-only until correctness and label-retention tests pass.","One service and a limited number of downstream interfaces are in scope.","Costs include engineering, formal verification, music-domain review, security, compliance, partner coordination, and evaluation."]},"operational_launch":{"band_2026_usd":"250K_TO_1M","scope":"Launch the supported fragment and labeled fallback workflow in one production analysis service, including downstream contract tests, staff procedures, rollback controls, documentation, and evaluation against the prior timeout-based workflow.","confidence":"LOW","assumptions":["No specialized equipment is required.","Existing service infrastructure can host the analyzer and retain versioned labels.","Launch excludes broad cross-catalog migration and claims about aesthetic or cultural meaning.","Manual review volume remains manageable."]},"annual_recurring":{"band_2026_usd":"50K_TO_250K","scope":"Maintain language and fragment versions, proof and analyzer changes, regression corpora, abstraction rules, rechecks, monitoring, manual escalation, documentation, and periodic audits that UNKNOWN and horizon labels survive downstream.","confidence":"LOW","assumptions":["The service supports one principal language family.","Interpreter changes are occasional rather than continuous.","Manual-review demand is limited.","No evidence in the packet establishes actual query volume or support burden."]}},"research_burden":"HIGH","earliest_credible_horizon":"12_TO_36_MONTHS","pipeline_gates":{"recognizable_externally_supportable_problem":{"status":"YES","reason":"Timeout or exhaustion being converted into absence, unsupported universal termination promises, hanging jobs, and misleading records are concrete operational failures that can be checked independently, although their prevalence is unknown."},"identifiable_adopter_or_authorizer":{"status":"YES","reason":"The analysis-service owner is explicitly authorized to define product guarantees and supported syntax, while score authors retain authority over works and musical meaning."},"distinct_testable_incremental_claim":{"status":"YES","reason":"The proposal claims that an enforceable terminating fragment can give exact answers for admitted scores while labeled fallbacks avoid timeout-as-NO for other scores; this can be compared with the stated timeout baseline and bounded-horizon rival."},"bounded_next_evidence_step":{"status":"YES","reason":"The packet authorizes an offline synthetic shadow test with specified case classes, no published catalog verdicts, and explicit failure conditions involving wrong exact answers, failed proof checks, reduction failure, or collapsed UNKNOWN labels."},"no_unresolved_safety_or_authority_stop":{"status":"YES","reason":"The first step is offline and reversible, excludes alteration or suppression of compositions and claims about musical meaning, preserves author authority, and includes halt and rollback conditions. Formal uncertainty blocks deployment claims but not the authorized evidence step."},"implementation_cost_scope_and_range":{"status":"UNCERTAIN","reason":"The packet identifies major components but provides no staffing, language complexity, integration count, data-access terms, proof-tool requirements, review volume, or operational scale; only broad assumption-dependent resource bands can be assigned."}},"blocking_evidence":["A fixed executable score language and versioned interpreter semantics for the claimed input class.","A total computable source-to-score construction with an independently checked proof that source halting is equivalent to emission of the target encoded event.","Evidence that the actual product claim concerns unrestricted eventual reachability rather than a finite, bounded-loop, finite-state, or otherwise total input class.","An enforceable fragment grammar, mechanical membership checker, exact analyzer, correctness proof, and termination proof.","Offline comparative results showing no wrong exact answers and demonstrating that UNKNOWN, bounded horizons, witnesses, and version identifiers survive downstream processing.","Evidence about operational incidence, stakeholder demand, acceptable fragment coverage, false-alarm burden, and manual-review workload.","Scoped prior-art research after the formal problem and guarantee contracts are fixed."],"next_evidence_step":"Fix one score language and interpreter version, then conduct an offline, independently checked study comparing the proposed fragment checker and labeled router with the timeout-as-NO baseline and bounded-horizon simulation on a preregistered synthetic suite of terminating, looping, out-of-fragment, abstraction, and reduction-gadget cases. Stop or reject the core claim if the source-to-score reachability biconditional fails, any admitted case receives a wrong answer or fails to terminate, or any downstream representation converts UNKNOWN or a bounded result into NO.","research_questions":["Can the declared score language encode the required computation gadgets under its actual interpreter semantics?","Is the proposed source-to-score translation total, computable, and answer-preserving for target-event reachability?","Is the operational input class genuinely open-ended, or is it finite, bounded-loop, finite-state, or governed by a total interpreter?","What mechanically enforceable fragment offers useful musical coverage while admitting certified total and correct reachability analysis?","How do the proposed abstraction and witnessed-YES fallbacks trade soundness, false alarms, runtime, and manual-review burden against the baseline and bounded-horizon rival?","Do all downstream consumers preserve UNKNOWN, performance horizons, witnesses, analyzer versions, and recheck triggers without laundering weaker guarantees into universal claims?","Do service owners, score authors, cataloguers, or performers recognize this failure often enough to justify adoption?","What relevant generative-music verification or static-analysis prior art exists once the language and guarantees are precisely defined?"],"recommendation":"PARTNERED_RESEARCH","uncertainty_constraints":["Closed-book assessment: no external evidence was used.","Problem prevalence, stakeholder demand, market size, realized impact, and operational scale are unmeasured.","The unrestricted language's computational expressiveness and the halting-preserving reduction are hypotheses, not established results.","The exact fragment currently lacks an enforceable grammar, certified analyzer, correctness proof, and termination proof.","Formal event equality does not establish perceptual, aesthetic, cultural, or musicological significance.","Cost bands are resource-equivalent planning ranges based on stated scope assumptions, not point estimates.","Prior-art status supplies no basis for an originality or competitive-advantage claim."],"closed_book_prior_art_boundary":"Prior art is unsearched and unverified in this closed-book assessment; no claim is made about novelty, prevalence, existing generative-music verification practice, or freedom from equivalent approaches."}