{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.mp-89","code":"thing-q2591436","url":"https://ver.cy/models/thing/q2591436/","name":"MP 89","alternateNames":[],"kind":"thing","status":"research-draft","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.OBJ"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The MP 89 is a family of rubber-tyred electric metro rolling stock developed for the Paris Métro, with separate driver-operated and fully automatic variants.","purpose":"Enable an agent to recognise MP 89 Paris Métro rolling stock, distinguish its configurations, assess documented condition and determine which operational or maintenance actions require further evidence.","scope":{"in":["MP 89 family identity and CC versus CA variant recognition","Train formation, passenger accommodation and modification configuration","Rubber-tyred running gear, electrical supply, traction and braking interfaces","Driving arrangements, onboard train control and infrastructure compatibility","Condition evidence, maintenance applicability and operational restrictions"],"out":["Individual trainset asset records and complete maintenance histories","Other rolling-stock families, including MP 05, MP 14 and MF stock","Track, power distribution, stations and platform-door infrastructure as independent assets","Network timetables, dispatching and passenger service planning","Operator organisation, procurement contracts and staff qualification models"],"boundaries":[]},"distinguishingFeatures":["Require an MP 89 designation in vehicle identification or technical records; rubber tyres alone do not distinguish MP 89 from other MP families.","Distinguish CC stock with a driving cab from CA automatic stock through variant records and control configuration. RATP identifies both configurations: [RATP rolling-stock account](https://www.ratp.fr/decouvrir/coulisses/modernisation-du-reseau/materiel-roulant-metro-ligne-4).","Use the rubber-tyred running arrangement to distinguish the MP category from MF steel-wheel stock, while retaining the MP 89 designation as the family test.","Treat route assignment and livery as supporting observations rather than identity tests: RATP documents MP 89 CC transfers from line 4 to line 6.","Do not classify a train as CA merely because it has automatic driving equipment; Alstom describes an MP 89 line 6 installation using I-CBTC under RATP's OCTYS reference framework: [Alstom project description](https://www.alstom.com/fr/press-releases-news/2018/4/alstom-fournira-son-systeme-de-pilotage-automatique-a-la-ligne-6-du-metro-parisien)."],"structure":{"bundles":[{"id":"family-and-variant-identity","name":"Family and variant identity","description":"Recognise MP 89 and resolve distinctions within the registered family.","layers":[{"id":"documented-family-membership","name":"Documented family membership","description":"Anchor recognition to designation evidence rather than appearance alone.","findings":[{"id":"mp-89-designation","name":"MP 89 designation","description":"Record the evidence identifying a candidate as MP 89 and distinguish that designation from its individual fleet number.","questions":[{"text":"Which vehicle marking or authoritative technical record identifies this candidate as MP 89?","id":"mp-89-designation-q01","kind":"provenance"},{"text":"Does the supplied identifier denote the MP 89 family, a variant, a car or a complete trainset?","id":"mp-89-designation-q02","kind":"boundary"}]}]},{"id":"cc-and-ca-resolution","name":"CC and CA resolution","description":"Separate variant identity from the operating mode available at a particular moment.","findings":[{"id":"variant-and-driving-arrangement","name":"Variant and driving arrangement","description":"Associate CC or CA identity with documented cab arrangements and operational responsibilities.","questions":[{"text":"Which records establish CC or CA identity, and which physical control arrangements corroborate it?","id":"variant-and-driving-arrangement-q01","kind":"definition"},{"text":"Does evidence describe the train's variant or merely an automatic driving function fitted to it?","id":"variant-and-driving-arrangement-q02","kind":"boundary"}]}]}]},{"id":"formation-and-passenger-interface","name":"Formation and passenger interface","description":"Describe the MP 89 formation and accommodation configuration relevant to route fit and passenger use.","layers":[{"id":"formation-and-envelope","name":"Formation and envelope","description":"Resolve car composition and dimensions against the applicable configuration.","findings":[{"id":"approved-car-composition","name":"Approved car composition","description":"Record car count, ordered roles and dimensional evidence without assuming that every MP 89 retains its original formation.","questions":[{"text":"What car count and sequence are approved for this MP 89 variant and modification baseline?","id":"approved-car-composition-q01","kind":"definition"},{"text":"What train length and clearance envelope apply to that formation?","id":"approved-car-composition-q02","kind":"measurement"}]}]},{"id":"doors-and-interior","name":"Doors and interior","description":"Assess boarding, circulation and capacity using configuration-specific evidence.","findings":[{"id":"boarding-and-circulation-fit","name":"Boarding and circulation fit","description":"Record door positions, inter-car passage arrangements and interior constraints needed to assess the intended service.","questions":[{"text":"Which door layout and inter-car passage arrangement are fitted to this MP 89 configuration?","id":"boarding-and-circulation-fit-q01","kind":"definition"},{"text":"What capacity and accessibility provisions are documented, and under what loading assumptions?","id":"boarding-and-circulation-fit-q02","kind":"measurement"},{"text":"Does this configuration align with the proposed platforms and any platform doors?","id":"boarding-and-circulation-fit-q03","kind":"boundary"}]}]}]},{"id":"rubber-tyred-running-and-power","name":"Rubber-tyred running and power","description":"Capture the vehicle-side conditions for MP 89 movement on compatible infrastructure.","layers":[{"id":"running-and-guidance-interface","name":"Running and guidance interface","description":"Relate the documented running-gear arrangement to route constraints.","findings":[{"id":"running-gear-compatibility","name":"Running-gear compatibility","description":"Identify the functions and limits of the fitted tyres, wheels and guidance equipment from MP 89 technical documentation.","questions":[{"text":"Which components provide load support, lateral guidance and passage through switches in the documented MP 89 arrangement?","id":"running-gear-compatibility-q01","kind":"definition"},{"text":"Which minimum curve radius, gradient and running-surface limits apply to this configuration?","id":"running-gear-compatibility-q02","kind":"measurement"}]}]},{"id":"supply-traction-and-braking","name":"Supply, traction and braking","description":"Connect electrical input and motion-control capability to configuration-specific limits.","findings":[{"id":"verified-motion-envelope","name":"Verified motion envelope","description":"Require applicable supply, traction and braking data before assessing movement capability.","questions":[{"text":"What supply voltage range, current-collection arrangement and traction equipment are specified for this MP 89 baseline?","id":"verified-motion-envelope-q01","kind":"measurement"},{"text":"What speed and braking limits apply under the stated load and adhesion conditions?","id":"verified-motion-envelope-q02","kind":"measurement"},{"text":"Which documented restrictions apply when traction or a braking subsystem is unavailable?","id":"verified-motion-envelope-q03","kind":"action"}]}]}]},{"id":"driving-and-route-integration","name":"Driving and route integration","description":"Resolve MP 89 operating responsibilities and compatibility with line-specific control systems.","layers":[{"id":"control-system-baseline","name":"Control-system baseline","description":"Identify the installed equipment and accepted train-to-ground interface.","findings":[{"id":"line-specific-control-fit","name":"Line-specific control fit","description":"Treat train-control compatibility as evidence tied to a configuration and route. Alstom's 2018 line 6 announcement identifies I-CBTC and the RATP OCTYS framework but does not establish installation status for an individual train.","questions":[{"text":"Which onboard control and radio systems are actually installed, and what acceptance evidence covers their versions?","id":"line-specific-control-fit-q01","kind":"provenance"},{"text":"Which route-side system and operating regime are accepted with this MP 89 configuration?","id":"line-specific-control-fit-q02","kind":"boundary"}]}]},{"id":"operating-modes-and-interlocks","name":"Operating modes and interlocks","description":"Define which responsibilities and movement conditions apply in normal and degraded operation.","findings":[{"id":"mode-dependent-movement-permission","name":"Mode-dependent movement permission","description":"Record the documented relationship between driving mode, door proving, movement authority and intervention responsibility.","questions":[{"text":"Which normal, depot, recovery and degraded modes are authorised for this CC or CA configuration?","id":"mode-dependent-movement-permission-q01","kind":"definition"},{"text":"Which door, braking and train-control conditions must be proved before movement in each mode?","id":"mode-dependent-movement-permission-q02","kind":"action"},{"text":"Which responsibilities belong to onboard staff and which belong to central control?","id":"mode-dependent-movement-permission-q03","kind":"boundary"}]}]}]},{"id":"maintenance-and-configuration-acceptance","name":"Maintenance and configuration acceptance","description":"Assess MP 89 condition and changes against the documentation that applies to the fitted configuration.","layers":[{"id":"condition-and-consumables","name":"Condition and consumables","description":"Connect inspections and replacement criteria to MP 89 equipment and duty.","findings":[{"id":"configuration-specific-maintenance","name":"Configuration-specific maintenance","description":"Use applicable limits for tyres, guidance equipment, brakes, doors and inter-car passages; do not invent intervals or recurring failure claims.","questions":[{"text":"Which maintenance instructions and revisions apply to the fitted MP 89 components?","id":"configuration-specific-maintenance-q01","kind":"provenance"},{"text":"What measured wear, pressure or functional-test results determine replacement or restriction under those instructions?","id":"configuration-specific-maintenance-q02","kind":"measurement"},{"text":"Which documented defects require withdrawal, restricted movement or further inspection?","id":"configuration-specific-maintenance-q03","kind":"action"}]}]},{"id":"modification-and-release-evidence","name":"Modification and release evidence","description":"Establish whether changes preserve or revise the accepted operating baseline.","findings":[{"id":"accepted-modified-configuration","name":"Accepted modified configuration","description":"Link formation, control-system and refurbishment changes to applicable acceptance records and unresolved limitations.","questions":[{"text":"Which completed modifications distinguish this MP 89 configuration from its earlier baseline?","id":"accepted-modified-configuration-q01","kind":"provenance"},{"text":"Which standards, operator reference documents and approval requirements apply, with issuing bodies and revisions?","id":"accepted-modified-configuration-q02","kind":"provenance"},{"text":"What inspection, test and acceptance evidence is still required before the intended service or transfer?","id":"accepted-modified-configuration-q03","kind":"action"}]}]}]},{"id":"evidence-and-external-alignment","name":"Evidence and external alignment","description":"What the world already says about this thing, gathered so the model can be checked against it.","layers":[{"id":"reported-evidence","name":"Reported evidence","description":"Findings from the breadth pass, kept separate from the structural claims.","findings":[{"id":"evidence-confidence-notes","name":"Check these first","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these check these first hold for the sense of MP 89 this model covers, and on what evidence?","id":"evidence-confidence-notes-q01","kind":"provenance"}]},{"id":"evidence-kinds","name":"Kinds and varieties","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these kinds and varieties hold for the sense of MP 89 this model covers, and on what evidence?","id":"evidence-kinds-q01","kind":"provenance"}]},{"id":"evidence-identifiers","name":"Identifiers and schemes","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these identifiers and schemes hold for the sense of MP 89 this model covers, and on what evidence?","id":"evidence-identifiers-q01","kind":"provenance"}]},{"id":"evidence-real-world-use","name":"Real-world use","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these real-world use hold for the sense of MP 89 this model covers, and on what evidence?","id":"evidence-real-world-use-q01","kind":"provenance"}]},{"id":"evidence-measurements","name":"Typical measurements","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these typical measurements hold for the sense of MP 89 this model covers, and on what evidence?","id":"evidence-measurements-q01","kind":"provenance"}]},{"id":"evidence-failure-modes-and-hazards","name":"Failure modes and hazards","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these failure modes and hazards hold for the sense of MP 89 this model covers, and on what evidence?","id":"evidence-failure-modes-and-hazards-q01","kind":"provenance"}]},{"id":"evidence-regional-variation","name":"Regional variation","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these regional variation hold for the sense of MP 89 this model covers, and on what evidence?","id":"evidence-regional-variation-q01","kind":"provenance"}]},{"id":"evidence-neighbours","name":"Neighbouring kinds and how to tell them apart","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these neighbouring kinds and how to tell them apart hold for the sense of MP 89 this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Describe the rolling stock family, its rubber-tyred running gear and its driven and automatic variants.","Report faults and passenger alarms to the operator's control centre."],"mustNot":["Override train protection, door interlocks or platform screen door systems.","Move or stop trains without the operator's control centre authorising it.","Share passenger video or travel data without legal basis.","Interfere with signalling or communications systems."],"requiresHuman":["Evacuating passengers from a stalled train.","Returning a train to service after an incident."]},"ethics":{"considerations":["Passengers trust the operator and its automation with their lives, especially on driverless lines."],"affectedParties":["Passengers","Drivers and maintenance staff","People on platforms"]},"owners":{"steward":"The metro operator; the transport safety authority approves the rolling stock.","roles":[],"masterSystems":[]},"relations":[],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.mp-89","Wikidata: Q2591436 (https://www.wikidata.org/wiki/Q2591436)"]},"properties":{"applicability":"required","items":["Documented variant: CC | CA | unresolved","Approved configuration baseline: Applicable formation, modification and acceptance records","Train formation: Cars per train, with ordered car roles","Vehicle envelope: Length, width and height in m; configuration and measurement basis required","Passenger capacity: Seated and standing persons, with standing-density assumption in persons/m²","Electrical supply requirements: V DC and permissible range, verified against applicable documentation","Operating speed envelope: km/h, distinguishing design capability, route limit and temporary restriction","Train-control configuration: Installed system, software baseline and accepted infrastructure interface","Tyre and running-gear condition: Within applicable limits | restricted | defective | unassessed","Service eligibility: Released | restricted | maintenance hold | withdrawn | unverified"]},"recognition":{"applicability":"required","items":["A rubber-tyred metro train with a rounded front end.","Driven variants have a cab; automatic variants have a front window open to passengers."]},"capabilities":{"applicability":"required","items":["Classify a documented vehicle as MP 89 and resolve its CC or CA variant.","Compare an MP 89 configuration with a proposed route's interface requirements.","Identify the applicable inspection and maintenance documentation for a modified train.","Flag missing evidence or incompatible configurations before recommending service use.","Assess how a formation, control-system or interior change affects the existing approval baseline."]},"hazards":{"applicability":"required","items":["Signalling or software faults can stop trains in tunnels.","Smoke from tyres or electrical faults in tunnels.","Overcrowding during disruption."]},"interfaces":{"applicability":"required","items":["IEC 62267, Railway applications, Automated urban guided transport (AUGT), Safety requirements, International Electrotechnical Commission."]},"context":{"applicability":"required","items":["This rolling-stock family carries passengers on compatible rubber-tyred urban metro infrastructure in Paris.","Its driver-operated and fully automatic variants are encountered in passenger service, depots and maintenance documentation, where variant identification determines the relevant operating arrangements."]}},"sources":[{"title":"Wikidata item Q2591436: MP 89","url":"https://www.wikidata.org/wiki/Q2591436","note":"identity and sense of the item"},{"title":"Wikipedia: MP 89","url":"https://en.wikipedia.org/wiki/MP_89","note":"general description of the item"}],"openQuestions":["Does the registry's originating record confirm that MP 89 denotes the complete Paris Métro family, including both CC and CA variants?","Which authoritative technical documents establish car formations, dimensions, capacity, electrical ratings and performance limits for original and modified configurations?","What are the verified installed control-system baselines and route acceptance states, distinguished from historical procurement announcements?","Which MP 89 maintenance manuals establish consumables, inspection intervals, wear limits and documented failure modes?","Which standards and approval records govern each variant and subsequent modification, and which unresolved restrictions remain applicable?"],"resources":{"spec":"/models/things/publications/thing-q2591436/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q2591436/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T11:25:55Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"missing","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{},"score":0.941}}