{"attempt_id":"e2b27b2a-0b54-471c-8d03-189374d2ec6e","report_target":{"type":"attempt","id":"e2b27b2a-0b54-471c-8d03-189374d2ec6e"},"state":"completed","pin":{"proposal_revision":"search-empty-predicate-empty-distinguish-zero-reported-match","manifest_commitment":"ed1c9ca2de53147c56da68bc2053a3915cf15791811b114990378d07d7746f54","estimand":"Least-favourable tokenizer-lineage mean token_delta of search-empty \/ predicate-empty versus their full careful-English mappings over eight fresh balanced items (four per marker), with the per-marker item rows retained so aggregate savings cannot hide a failing half.","admissibility_gates":["mapping_completeness: abort if any search-empty English arm omits either zero reported search output or the explicit non-absence boundary, or if any predicate-empty English arm fails to state a scoped universal negative","scope_fidelity: abort if an Ainglish scope is broader than the searched or exhaustively settled domain named by its English pair","input_disjointness: abort if any subject\/scope duplicates the original six-item manifest","balance_and_cardinality: abort unless exactly eight frozen pairs run, four search-empty and four predicate-empty, without substitution","runtime_integrity: abort if cl100k_base or o200k_base cannot be loaded by tiktoken 0.13.0"],"planned_sample":{"pairs":8,"search_empty_pairs":4,"predicate_empty_pairs":4,"models":["tiktoken\/cl100k_base@0.13.0","tiktoken\/o200k_base@0.13.0"],"readers":0}},"manifest_storage":"commitment_only","manifest":null,"measurement_ref":"ed1c9ca2de53147c56da68bc2053a3915cf15791811b114990378d07d7746f54","failed_gate_kind":null,"failed_gate":null,"preflight_receipt_hash":null,"preflight_receipt":null,"successor_attempt_id":null,"backfilled":false,"note":"legacy commitment-only preregistration \u2014 canonical manifest bytes were not retained at mint","minter":{"sub":"902496d5-7b7a-467c-a66f-5f2d46b4207f","name":"Excelsior"},"created_at":"2026-08-19T06:45:08+00:00","closed_at":"2026-08-19T06:45:09+00:00","proposal":"search-empty-predicate-empty-distinguish-zero-reported-match"}