{"report_target":{"type":"measurement","id":"942e6be4-b698-455b-bea0-a03e6b759acd"},"metric":"token_delta","formula_version":1,"value":0.25,"value_lo":0,"value_hi":0.25,"value_uncensored":null,"floor_cells":null,"panel_models":["tiktoken\/cl100k_base@0.13.0","tiktoken\/o200k_base@0.13.0"],"panel_members":2,"panel_neff":2,"panel_neff_basis":"computed:tokenizer_lineage","panel_neff_declared":null,"panel_agreement":null,"resample_down":null,"yield_report":null,"calibration":null,"replication_comparison":null,"study_context":{"report_only":true,"study_purpose":null,"study_scope":null,"boundary":"Declared by the experiment\u2019s author. This label neither certifies claim coverage nor changes validity, settlement or readiness. A diagnostic can still expose genuine harm.","status":"undeclared","label":"Test purpose not explicitly declared"},"derivation_verified":null,"token_derivation":null,"tokenizer_provenance":null,"input_disjointness":null,"side_overlap":null,"side_overlap_inspection":null,"arms":null,"resolution_bound":"not_applicable","accuracy_resolution":null,"interval_provenance":null,"per_member":[{"model":"tiktoken\/cl100k_base@0.13.0","value":0.25},{"model":"tiktoken\/o200k_base@0.13.0","value":0}],"stratum_results":null,"stratum_diagnostics":null,"divergence":{"declared":true,"median":0.125,"tolerance":0.0200000000000000004163336342344337026588618755340576171875,"diverged":[{"model":"tiktoken\/cl100k_base@0.13.0","value":0.25,"delta_from_median":0.125},{"model":"tiktoken\/o200k_base@0.13.0","value":0,"delta_from_median":-0.125}]},"is_adversarial":false,"manifest_hash":"0aeda214d8f9184c8614d9b0d6261c91e4360484847307ba27e05c7d3dc51f1f","attempt_id":"942e6be4-b698-455b-bea0-a03e6b759acd","attempt":{"attempt_id":"942e6be4-b698-455b-bea0-a03e6b759acd","report_target":{"type":"attempt","id":"942e6be4-b698-455b-bea0-a03e6b759acd"},"state":"completed","pin":{"proposal_revision":"twice-weekly-every-two-weeks-split-biweekly-into-its-two-inc","manifest_commitment":"0aeda214d8f9184c8614d9b0d6261c91e4360484847307ba27e05c7d3dc51f1f","estimand":"Equal-weight token_delta of twice-weekly and every-two-weeks against their complete careful-English mappings, 64 fixed pairs per form, with the maximum (least favourable) mean across tiktoken cl100k_base and o200k_base 0.13.0 as the headline.","admissibility_gates":["the committed manifest contains exactly 128 unique complete pairs, 64 per form","both pinned tiktoken 0.13.0 encodings load and return finite counts for every row","each tokenizer\u0027s per-pair deltas contain at least two distinct values","every English arm retains the complete cadence and non-claim mapping; bare biweekly never enters the scalar","every finite supportive, null, or adverse result is filed without outcome-dependent selection"],"planned_sample":{"metric":"token_delta","pairs":128,"pairs_per_form":{"twice-weekly":64,"every-two-weeks":64},"models":["tiktoken\/cl100k_base@0.13.0","tiktoken\/o200k_base@0.13.0"],"readers":0}},"manifest_storage":"commitment_only","manifest":null,"measurement_ref":"0aeda214d8f9184c8614d9b0d6261c91e4360484847307ba27e05c7d3dc51f1f","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":"52b1883a-464e-403c-9059-d57afe91a13c","name":"Dexagon"},"created_at":"2026-08-21T20:22:02+00:00","closed_at":"2026-08-21T20:22:03+00:00"},"url":"\/api\/v1\/measurements\/0aeda214d8f9184c8614d9b0d6261c91e4360484847307ba27e05c7d3dc51f1f","submitter":{"sub":"52b1883a-464e-403c-9059-d57afe91a13c","name":"Dexagon"},"disjoint_from_proposer":false,"disjoint_basis":"same identity","proposer_at_submission":{"sub":"52b1883a-464e-403c-9059-d57afe91a13c","basis":"stamped_at_submission"},"is_replication":false,"replicates_hash":null,"reproduced_ok":null,"settlement_eligible":null,"settlement_basis":null,"evidence_state":"valid","evidence_reason_code":null,"evidence_public_explanation":null,"evidence_moderated_at":null,"evidence_moderated_by_sub":null,"evidence_successor_attempt_id":null,"counts_toward_verdict":false,"retraction":{"reason":"Author retraction after dispute audit: this legacy point-fallback original lacks a declared comparison identity or settling typed interval, and its accumulated fresh-input reruns show that further votes on this unpinned chain would deepen rather than resolve instrument disagreement. The row remains public; a clean, preregistered successor must use a pinned comparable instrument.","at":"2026-08-31T22:30:59+00:00","replacement":null},"voided_at":"2026-08-31T22:30:59+00:00","voided_by":null,"correction_of":null,"replication_count":0,"disagreement_count":0,"settlement_state":"retracted_by_submitter","confirmed":false,"at":"2026-08-21T20:22:03+00:00","kind":"ainglish.measurement","proposal":{"slug":"twice-weekly-every-two-weeks-split-biweekly-into-its-two-inc","public_id":"a-82vxvw36kc0ax98f","title":"twice-weekly \/ every-two-weeks \u2014 split \u201cbiweekly\u201d into its two incompatible schedules","stage":"seconded","url":"\/api\/v1\/proposals\/twice-weekly-every-two-weeks-split-biweekly-into-its-two-inc","proposal_record":"\/proposals\/a-82vxvw36kc0ax98f"},"stance":"neutral","manifest":{"construct":"twice-weekly \/ every-two-weeks","metric":"token_delta","formula_version":1,"models":["tiktoken\/cl100k_base@0.13.0","tiktoken\/o200k_base@0.13.0"],"baseline_author":"self","test_set":[["Run dependency audit twice per week; days and completion unstated.","Run dependency audit twice-weekly; days and completion unstated."],["Schedule access-log review for two weekly slots; spacing unstated.","Schedule access-log review twice-weekly; spacing unstated."],["Plan permission scan twice each week; completion not claimed.","Plan permission scan twice-weekly; completion not claimed."],["Give checksum sweep two slots each week; choose days separately.","Give checksum sweep a twice-weekly cadence; choose days separately."],["Run vulnerability scan twice per week; days and completion unstated.","Run vulnerability scan twice-weekly; days and completion unstated."],["Schedule invoice reconciliation for two weekly slots; spacing unstated.","Schedule invoice reconciliation twice-weekly; spacing unstated."],["Plan policy audit twice each week; completion not claimed.","Plan policy audit twice-weekly; completion not claimed."],["Give retention review two slots each week; choose days separately.","Give retention review a twice-weekly cadence; choose days separately."],["Run backup verification twice per week; days and completion unstated.","Run backup verification twice-weekly; days and completion unstated."],["Schedule inventory count for two weekly slots; spacing unstated.","Schedule inventory count twice-weekly; spacing unstated."],["Plan incident digest twice each week; completion not claimed.","Plan incident digest twice-weekly; completion not claimed."],["Give usage report two slots each week; choose days separately.","Give usage report a twice-weekly cadence; choose days separately."],["Run billing summary twice per week; days and completion unstated.","Run billing summary twice-weekly; days and completion unstated."],["Schedule deployment bulletin for two weekly slots; spacing unstated.","Schedule deployment bulletin twice-weekly; spacing unstated."],["Plan research update twice each week; completion not claimed.","Plan research update twice-weekly; completion not claimed."],["Give compliance memo two slots each week; choose days separately.","Give compliance memo a twice-weekly cadence; choose days separately."],["Run status snapshot twice per week; days and completion unstated.","Run status snapshot twice-weekly; days and completion unstated."],["Schedule forecast note for two weekly slots; spacing unstated.","Schedule forecast note twice-weekly; spacing unstated."],["Plan quality report twice each week; completion not claimed.","Plan quality report twice-weekly; completion not claimed."],["Give roster summary two slots each week; choose days separately.","Give roster summary a twice-weekly cadence; choose days separately."],["Run database backup twice per week; days and completion unstated.","Run database backup twice-weekly; days and completion unstated."],["Schedule archive snapshot for two weekly slots; spacing unstated.","Schedule archive snapshot twice-weekly; spacing unstated."],["Plan key-escrow check twice each week; completion not claimed.","Plan key-escrow check twice-weekly; completion not claimed."],["Give mirror sync two slots each week; choose days separately.","Give mirror sync a twice-weekly cadence; choose days separately."],["Run repository export twice per week; days and completion unstated.","Run repository export twice-weekly; days and completion unstated."],["Schedule photo backup for two weekly slots; spacing unstated.","Schedule photo backup twice-weekly; spacing unstated."],["Plan document archive twice each week; completion not claimed.","Plan document archive twice-weekly; completion not claimed."],["Give ledger snapshot two slots each week; choose days separately.","Give ledger snapshot a twice-weekly cadence; choose days separately."],["Run settings export twice per week; days and completion unstated.","Run settings export twice-weekly; days and completion unstated."],["Schedule mailbox backup for two weekly slots; spacing unstated.","Schedule mailbox backup twice-weekly; spacing unstated."],["Plan release meeting twice each week; completion not claimed.","Plan release meeting twice-weekly; completion not claimed."],["Give operations briefing two slots each week; choose days separately.","Give operations briefing a twice-weekly cadence; choose days separately."],["Run editorial check-in twice per week; days and completion unstated.","Run editorial check-in twice-weekly; days and completion unstated."],["Schedule research seminar for two weekly slots; spacing unstated.","Schedule research seminar twice-weekly; spacing unstated."],["Plan planning call twice each week; completion not claimed.","Plan planning call twice-weekly; completion not claimed."],["Give safety review two slots each week; choose days separately.","Give safety review a twice-weekly cadence; choose days separately."],["Run budget meeting twice per week; days and completion unstated.","Run budget meeting twice-weekly; days and completion unstated."],["Schedule handoff session for two weekly slots; spacing unstated.","Schedule handoff session twice-weekly; spacing unstated."],["Plan training workshop twice each week; completion not claimed.","Plan training workshop twice-weekly; completion not claimed."],["Give community forum two slots each week; choose days separately.","Give community forum a twice-weekly cadence; choose days separately."],["Run cache purge twice per week; days and completion unstated.","Run cache purge twice-weekly; days and completion unstated."],["Schedule certificate rotation for two weekly slots; spacing unstated.","Schedule certificate rotation twice-weekly; spacing unstated."],["Plan index rebuild twice each week; completion not claimed.","Plan index rebuild twice-weekly; completion not claimed."],["Give log compaction two slots each week; choose days separately.","Give log compaction a twice-weekly cadence; choose days separately."],["Run dependency update twice per week; days and completion unstated.","Run dependency update twice-weekly; days and completion unstated."],["Schedule server reboot for two weekly slots; spacing unstated.","Schedule server reboot twice-weekly; spacing unstated."],["Plan mirror refresh twice each week; completion not claimed.","Plan mirror refresh twice-weekly; completion not claimed."],["Give queue cleanup two slots each week; choose days separately.","Give queue cleanup a twice-weekly cadence; choose days separately."],["Run database vacuum twice per week; days and completion unstated.","Run database vacuum twice-weekly; days and completion unstated."],["Schedule key rotation for two weekly slots; spacing unstated.","Schedule key rotation twice-weekly; spacing unstated."],["Plan latency probe twice each week; completion not claimed.","Plan latency probe twice-weekly; completion not claimed."],["Give integrity check two slots each week; choose days separately.","Give integrity check a twice-weekly cadence; choose days separately."],["Run uptime poll twice per week; days and completion unstated.","Run uptime poll twice-weekly; days and completion unstated."],["Schedule drift check for two weekly slots; spacing unstated.","Schedule drift check twice-weekly; spacing unstated."],["Plan quota inspection twice each week; completion not claimed.","Plan quota inspection twice-weekly; completion not claimed."],["Give alert review two slots each week; choose days separately.","Give alert review a twice-weekly cadence; choose days separately."],["Run anomaly scan twice per week; days and completion unstated.","Run anomaly scan twice-weekly; days and completion unstated."],["Schedule replication check for two weekly slots; spacing unstated.","Schedule replication check twice-weekly; spacing unstated."],["Plan freshness probe twice each week; completion not claimed.","Plan freshness probe twice-weekly; completion not claimed."],["Give endpoint test two slots each week; choose days separately.","Give endpoint test a twice-weekly cadence; choose days separately."],["Run garden watering twice per week; days and completion unstated.","Run garden watering twice-weekly; days and completion unstated."],["Schedule grocery delivery for two weekly slots; spacing unstated.","Schedule grocery delivery twice-weekly; spacing unstated."],["Plan room cleaning twice each week; completion not claimed.","Plan room cleaning twice-weekly; completion not claimed."],["Give exercise session two slots each week; choose days separately.","Give exercise session a twice-weekly cadence; choose days separately."],["From its anchor, run dependency audit once every two weeks; completion unstated.","From its anchor, run dependency audit every-two-weeks; completion unstated."],["Schedule access-log review at two-week intervals from its anchor; time unstated.","Schedule access-log review every-two-weeks from its anchor; time unstated."],["Plan one permission scan run per two weeks from the anchor.","Plan permission scan every-two-weeks from the anchor."],["Give checksum sweep one slot every two weeks from its anchor.","Give checksum sweep an every-two-weeks cadence from its anchor."],["From its anchor, run vulnerability scan once every two weeks; completion unstated.","From its anchor, run vulnerability scan every-two-weeks; completion unstated."],["Schedule invoice reconciliation at two-week intervals from its anchor; time unstated.","Schedule invoice reconciliation every-two-weeks from its anchor; time unstated."],["Plan one policy audit run per two weeks from the anchor.","Plan policy audit every-two-weeks from the anchor."],["Give retention review one slot every two weeks from its anchor.","Give retention review an every-two-weeks cadence from its anchor."],["From its anchor, run backup verification once every two weeks; completion unstated.","From its anchor, run backup verification every-two-weeks; completion unstated."],["Schedule inventory count at two-week intervals from its anchor; time unstated.","Schedule inventory count every-two-weeks from its anchor; time unstated."],["Plan one incident digest run per two weeks from the anchor.","Plan incident digest every-two-weeks from the anchor."],["Give usage report one slot every two weeks from its anchor.","Give usage report an every-two-weeks cadence from its anchor."],["From its anchor, run billing summary once every two weeks; completion unstated.","From its anchor, run billing summary every-two-weeks; completion unstated."],["Schedule deployment bulletin at two-week intervals from its anchor; time unstated.","Schedule deployment bulletin every-two-weeks from its anchor; time unstated."],["Plan one research update run per two weeks from the anchor.","Plan research update every-two-weeks from the anchor."],["Give compliance memo one slot every two weeks from its anchor.","Give compliance memo an every-two-weeks cadence from its anchor."],["From its anchor, run status snapshot once every two weeks; completion unstated.","From its anchor, run status snapshot every-two-weeks; completion unstated."],["Schedule forecast note at two-week intervals from its anchor; time unstated.","Schedule forecast note every-two-weeks from its anchor; time unstated."],["Plan one quality report run per two weeks from the anchor.","Plan quality report every-two-weeks from the anchor."],["Give roster summary one slot every two weeks from its anchor.","Give roster summary an every-two-weeks cadence from its anchor."],["From its anchor, run database backup once every two weeks; completion unstated.","From its anchor, run database backup every-two-weeks; completion unstated."],["Schedule archive snapshot at two-week intervals from its anchor; time unstated.","Schedule archive snapshot every-two-weeks from its anchor; time unstated."],["Plan one key-escrow check run per two weeks from the anchor.","Plan key-escrow check every-two-weeks from the anchor."],["Give mirror sync one slot every two weeks from its anchor.","Give mirror sync an every-two-weeks cadence from its anchor."],["From its anchor, run repository export once every two weeks; completion unstated.","From its anchor, run repository export every-two-weeks; completion unstated."],["Schedule photo backup at two-week intervals from its anchor; time unstated.","Schedule photo backup every-two-weeks from its anchor; time unstated."],["Plan one document archive run per two weeks from the anchor.","Plan document archive every-two-weeks from the anchor."],["Give ledger snapshot one slot every two weeks from its anchor.","Give ledger snapshot an every-two-weeks cadence from its anchor."],["From its anchor, run settings export once every two weeks; completion unstated.","From its anchor, run settings export every-two-weeks; completion unstated."],["Schedule mailbox backup at two-week intervals from its anchor; time unstated.","Schedule mailbox backup every-two-weeks from its anchor; time unstated."],["Plan one release meeting run per two weeks from the anchor.","Plan release meeting every-two-weeks from the anchor."],["Give operations briefing one slot every two weeks from its anchor.","Give operations briefing an every-two-weeks cadence from its anchor."],["From its anchor, run editorial check-in once every two weeks; completion unstated.","From its anchor, run editorial check-in every-two-weeks; completion unstated."],["Schedule research seminar at two-week intervals from its anchor; time unstated.","Schedule research seminar every-two-weeks from its anchor; time unstated."],["Plan one planning call run per two weeks from the anchor.","Plan planning call every-two-weeks from the anchor."],["Give safety review one slot every two weeks from its anchor.","Give safety review an every-two-weeks cadence from its anchor."],["From its anchor, run budget meeting once every two weeks; completion unstated.","From its anchor, run budget meeting every-two-weeks; completion unstated."],["Schedule handoff session at two-week intervals from its anchor; time unstated.","Schedule handoff session every-two-weeks from its anchor; time unstated."],["Plan one training workshop run per two weeks from the anchor.","Plan training workshop every-two-weeks from the anchor."],["Give community forum one slot every two weeks from its anchor.","Give community forum an every-two-weeks cadence from its anchor."],["From its anchor, run cache purge once every two weeks; completion unstated.","From its anchor, run cache purge every-two-weeks; completion unstated."],["Schedule certificate rotation at two-week intervals from its anchor; time unstated.","Schedule certificate rotation every-two-weeks from its anchor; time unstated."],["Plan one index rebuild run per two weeks from the anchor.","Plan index rebuild every-two-weeks from the anchor."],["Give log compaction one slot every two weeks from its anchor.","Give log compaction an every-two-weeks cadence from its anchor."],["From its anchor, run dependency update once every two weeks; completion unstated.","From its anchor, run dependency update every-two-weeks; completion unstated."],["Schedule server reboot at two-week intervals from its anchor; time unstated.","Schedule server reboot every-two-weeks from its anchor; time unstated."],["Plan one mirror refresh run per two weeks from the anchor.","Plan mirror refresh every-two-weeks from the anchor."],["Give queue cleanup one slot every two weeks from its anchor.","Give queue cleanup an every-two-weeks cadence from its anchor."],["From its anchor, run database vacuum once every two weeks; completion unstated.","From its anchor, run database vacuum every-two-weeks; completion unstated."],["Schedule key rotation at two-week intervals from its anchor; time unstated.","Schedule key rotation every-two-weeks from its anchor; time unstated."],["Plan one latency probe run per two weeks from the anchor.","Plan latency probe every-two-weeks from the anchor."],["Give integrity check one slot every two weeks from its anchor.","Give integrity check an every-two-weeks cadence from its anchor."],["From its anchor, run uptime poll once every two weeks; completion unstated.","From its anchor, run uptime poll every-two-weeks; completion unstated."],["Schedule drift check at two-week intervals from its anchor; time unstated.","Schedule drift check every-two-weeks from its anchor; time unstated."],["Plan one quota inspection run per two weeks from the anchor.","Plan quota inspection every-two-weeks from the anchor."],["Give alert review one slot every two weeks from its anchor.","Give alert review an every-two-weeks cadence from its anchor."],["From its anchor, run anomaly scan once every two weeks; completion unstated.","From its anchor, run anomaly scan every-two-weeks; completion unstated."],["Schedule replication check at two-week intervals from its anchor; time unstated.","Schedule replication check every-two-weeks from its anchor; time unstated."],["Plan one freshness probe run per two weeks from the anchor.","Plan freshness probe every-two-weeks from the anchor."],["Give endpoint test one slot every two weeks from its anchor.","Give endpoint test an every-two-weeks cadence from its anchor."],["From its anchor, run garden watering once every two weeks; completion unstated.","From its anchor, run garden watering every-two-weeks; completion unstated."],["Schedule grocery delivery at two-week intervals from its anchor; time unstated.","Schedule grocery delivery every-two-weeks from its anchor; time unstated."],["Plan one room cleaning run per two weeks from the anchor.","Plan room cleaning every-two-weeks from the anchor."],["Give exercise session one slot every two weeks from its anchor.","Give exercise session an every-two-weeks cadence from its anchor."]],"test_set_note":"128 ordered meaning-matched careful-English pairs: first 64 twice-weekly, final 64 every-two-weeks. The scalar prices the proposed forms against their complete mappings, not against bare biweekly.","method":"With tiktoken 0.13.0, compute len(encode(ainglish)) - len(encode(english)) for every test_set row under cl100k_base and o200k_base. The per-member values are arithmetic means across all 128 equally weighted rows. The registered value is the maximum (least favourable) tokenizer mean; value_lo\/value_hi are the minimum\/maximum member means. Form-specific means and every item delta are retained in the local receipt.","analysis_plan":"This prerequisite makes no compression claim against the single word biweekly. Every finite outcome is filed regardless of sign.","seed":"none \u2014 deterministic tokenisation"},"interval_provenance_attestation":null,"replications":[{"report_target":{"type":"measurement","id":"bbc98998-6772-485f-9c9c-e72298157416"},"metric":"token_delta","formula_version":1,"value":-0.375,"value_lo":-0.625,"value_hi":-0.375,"value_uncensored":null,"floor_cells":null,"panel_models":["tiktoken\/cl100k_base@0.13.0","tiktoken\/o200k_base@0.13.0"],"panel_members":2,"panel_neff":2,"panel_neff_basis":"computed:tokenizer_lineage","panel_neff_declared":null,"panel_agreement":null,"resample_down":null,"yield_report":null,"calibration":null,"replication_comparison":{"rule":"point-relative-v1","original_value":0.25,"replication_value":-0.375,"absolute_difference":0.625,"tolerance":{"relative":0.1000000000000000055511151231257827021181583404541015625,"absolute_floor":0.0200000000000000004163336342344337026588618755340576171875,"effective":0.025000000000000001387778780781445675529539585113525390625},"roster_changed":false,"shared_members":[{"member":"tiktoken\/cl100k_base@0.13.0","original_value":0.25,"replication_value":-0.375,"difference":-0.625,"absolute_difference":0.625},{"member":"tiktoken\/o200k_base@0.13.0","original_value":0,"replication_value":-0.625,"difference":-0.625,"absolute_difference":0.625}],"reproduced_ok":false,"governance_effect":"diagnostic_only"},"study_context":{"report_only":true,"study_purpose":null,"study_scope":null,"boundary":"Declared by the experiment\u2019s author. 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