{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.mb-131","code":"thing-q767748","url":"https://ver.cy/models/thing/q767748/","name":"MB.131","alternateNames":[],"kind":"thing","status":"published","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.MAT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The Bloch MB.131 was a French twin-engine, low-wing military monoplane developed by Marcel Bloch in the 1930s for reconnaissance and bombing duties and operated by the French Air Force.","purpose":"Enable an agent to identify the Bloch MB.131 aircraft type, distinguish its configurations, and assess whether evidence supports a claimed capability, condition or proposed use.","scope":{"in":["MB.131 designation, development lineage and prototype-versus-production distinctions","Reconnaissance, reconnaissance-bomber and instructional configurations within the registered type","Airframe recognition, engine installation and crew-station differences","Configuration-specific performance, loading and mission-equipment evidence","Type-specific requirements for assessing surviving material, reconstructions and historical serviceability claims"],"out":["Independent models of MB.130, MB.132, MB.133 and other neighbouring aircraft types","Complete histories, ownership records and maintenance logs of individual airframes","Internal design and overhaul procedures of separately modelled engines, cameras, radios and weapons","French aviation organisations, procurement programmes and military campaigns as subjects in their own right","Scale models, fictional representations and flight-simulator implementations"],"boundaries":[]},"distinguishingFeatures":["Require a documented Bloch MB.131 designation or configuration match; membership in the MB.130-136 family alone is insufficient.","Separate the redesigned MB.131 airframe from the earlier MB.130 using dated drawings and photographs rather than shared ancestry.","Check engine installation and tail configuration against MB.132 and MB.133 records before accepting a neighbouring prototype as an MB.131.","Distinguish R4, RB4 and Ins configurations through documented mission fittings and controls rather than external markings alone.","Separate prototype evidence from production evidence, especially where crew accommodation and defensive installations differ."],"structure":{"bundles":[{"id":"designation-and-lineage","name":"Designation and lineage","description":"Establish what an MB.131 attribution includes and where related Bloch designs remain separate.","layers":[{"id":"registered-type-identity","name":"Registered type identity","description":"Connect the registry label to an evidenced aircraft type.","findings":[{"id":"mb-131-identification","name":"MB.131 identification","description":"Require explicit designation evidence and distinguish type names from serials and registrations.","questions":[{"text":"Which manufacturer or service record establishes that this reference denotes the Bloch MB.131?","id":"mb-131-identification-q01","kind":"provenance"},{"text":"Does the identifier name the aircraft type, a configuration, a prototype or an individual airframe?","id":"mb-131-identification-q02","kind":"boundary"}]}]},{"id":"family-and-conversion-boundaries","name":"Family and conversion boundaries","description":"Track relationships to MB.130, MB.132 and MB.133 without importing their specifications.","findings":[{"id":"conversion-identity","name":"Conversion identity","description":"Retain original identity alongside evidence of conversion to an MB.131 standard.","questions":[{"text":"Which dated record establishes conversion from another Bloch designation to an MB.131 standard?","id":"conversion-identity-q01","kind":"provenance"},{"text":"Which features remained from the original design, and do they limit use of ordinary MB.131 specifications?","id":"conversion-identity-q02","kind":"boundary"}]}]}]},{"id":"airframe-and-propulsion","name":"Airframe and propulsion","description":"Describe the physical evidence needed to recognise an MB.131 configuration and its installed propulsion.","layers":[{"id":"configuration-recognition","name":"Configuration recognition","description":"Assess airframe geometry and visible installation differences.","findings":[{"id":"recognition-reference","name":"Recognition reference","description":"Associate recognition features with a dated drawing or identified aircraft photograph.","questions":[{"text":"Which wing, tail, nose and nacelle features distinguish this MB.131 configuration from the MB.130 and MB.133?","id":"recognition-reference-q01","kind":"definition"},{"text":"What span, length and height are documented for the same configuration?","id":"recognition-reference-q02","kind":"measurement"}]}]},{"id":"engine-and-propeller-installations","name":"Engine and propeller installations","description":"Separate original, replacement and production powerplant evidence.","findings":[{"id":"installed-powerplant-standard","name":"Installed powerplant standard","description":"Resolve engine suffixes, installation side and propeller compatibility before assigning performance.","questions":[{"text":"Which records identify the Gnome-Rhône engine and propeller fitted on each side of this MB.131 configuration?","id":"installed-powerplant-standard-q01","kind":"provenance"},{"text":"Which power rating, rotational convention and operating conditions accompany that installation?","id":"installed-powerplant-standard-q02","kind":"measurement"}]}]}]},{"id":"crew-and-mission-configurations","name":"Crew and mission configurations","description":"Distinguish reconnaissance, bombing and instructional arrangements through their actual installations.","layers":[{"id":"crew-stations-and-controls","name":"Crew stations and controls","description":"Resolve accommodation, duties and instructional controls by configuration.","findings":[{"id":"station-and-control-layout","name":"Station and control layout","description":"Prevent one prototype or training layout from becoming the assumed layout of every MB.131.","questions":[{"text":"How many crew stations are documented, and what duties and access arrangements belong to each?","id":"station-and-control-layout-q01","kind":"definition"},{"text":"What evidence distinguishes an Ins dual-control installation from an operational R4 or RB4 arrangement?","id":"station-and-control-layout-q02","kind":"boundary"}]}]},{"id":"reconnaissance-and-defensive-fittings","name":"Reconnaissance and defensive fittings","description":"Identify mission fittings and changes to external defensive installations.","findings":[{"id":"equipment-fit-applicability","name":"Equipment fit applicability","description":"Require evidence of installed equipment rather than inferring a complete fit from the role name.","questions":[{"text":"Which camera, radio, sighting and payload installations are documented for this MB.131 configuration?","id":"equipment-fit-applicability-q01","kind":"provenance"},{"text":"Which drawings or photographs establish the dorsal and ventral installation standard, including experimental versus production arrangements?","id":"equipment-fit-applicability-q02","kind":"boundary"}]}]}]},{"id":"performance-and-service-role","name":"Performance and service role","description":"Evaluate MB.131 capability claims against configuration, test conditions and dated employment evidence.","layers":[{"id":"loading-and-flight-envelope","name":"Loading and flight envelope","description":"Bind performance figures to the mass, engines and equipment that produced them.","findings":[{"id":"comparable-performance-evidence","name":"Comparable performance evidence","description":"Accept numerical comparisons only when their loading and test conditions are recoverable.","questions":[{"text":"At what mass, altitude, engine rating and equipment fit were the quoted MB.131 speed and ceiling established?","id":"comparable-performance-evidence-q01","kind":"measurement"},{"text":"What fuel, payload, reserve and flight-profile assumptions underpin the quoted range or endurance?","id":"comparable-performance-evidence-q02","kind":"measurement"},{"text":"Is the figure a programme requirement, manufacturer summary, acceptance result or operational observation?","id":"comparable-performance-evidence-q03","kind":"provenance"}]}]},{"id":"dated-role-suitability","name":"Dated role suitability","description":"Relate claimed suitability to the service period and configuration concerned.","findings":[{"id":"role-transition-evidence","name":"Role transition evidence","description":"Investigate reconnaissance, training and auxiliary employment without treating assignment as proof of effectiveness.","questions":[{"text":"Which dated unit records establish the MB.131 role and configuration being assessed?","id":"role-transition-evidence-q01","kind":"provenance"},{"text":"Which documented limitations explain a change of role, and which conclusions remain retrospective interpretations?","id":"role-transition-evidence-q02","kind":"boundary"}]}]}]},{"id":"technical-authority-and-preservation","name":"Technical authority and preservation","description":"Establish what documentation permits reliable assessment of MB.131 material and proposed interventions.","layers":[{"id":"applicable-maintenance-evidence","name":"Applicable maintenance evidence","description":"Locate MB.131-specific instructions and determine their configuration coverage.","findings":[{"id":"manual-and-modification-applicability","name":"Manual and modification applicability","description":"Tie inspection criteria, consumables and reported defects to the appropriate MB.131 installation.","questions":[{"text":"Which MB.131 manuals or modification notices govern the installed engines, landing gear, controls and mission fittings?","id":"manual-and-modification-applicability-q01","kind":"provenance"},{"text":"Which inspection findings or documented recurring defects require restriction of a proposed intervention?","id":"manual-and-modification-applicability-q02","kind":"action"},{"text":"Which period military authority issued the applicable acceptance requirements, and what configurations did they cover?","id":"manual-and-modification-applicability-q03","kind":"provenance"}]}]},{"id":"surviving-material-assessment","name":"Surviving material assessment","description":"Evaluate any claimed survivor, fragment or reconstruction without assuming one exists.","findings":[{"id":"authenticity-and-intervention-basis","name":"Authenticity and intervention basis","description":"Separate original MB.131 material, later replacements and reconstructed features.","questions":[{"text":"What serial, marking, drawing match or custody record supports attribution of this material to an MB.131?","id":"authenticity-and-intervention-basis-q01","kind":"provenance"},{"text":"Which proposed conservation or reconstruction steps have adequate drawings and condition evidence, and which require further specialist assessment?","id":"authenticity-and-intervention-basis-q02","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 MB.131 this model covers, and on what evidence?","id":"evidence-confidence-notes-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 MB.131 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 MB.131 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 MB.131 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 MB.131 this model covers, and on what evidence?","id":"evidence-failure-modes-and-hazards-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 MB.131 this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Describe the Bloch MB.131, its development and service history from reliable sources.","Support museum catalogues and preservation records of surviving parts or airframes."],"mustNot":["Fly, start or move a preserved aircraft without the owner's authority.","Glorify bombing of civilians or wartime atrocities connected with the type.","Misrepresent an airframe's history, originality or provenance in a sale or exhibit.","Share controlled military technical data from surviving documentation."],"requiresHuman":["Restoration, loan or sale of a historic airframe or parts."]},"ethics":{"considerations":["The reconnaissance bomber is part of a history of war with real victims; it should be described accurately.","Surviving examples and parts are heritage that cannot be replaced."],"affectedParties":["Victims of wartime bombing and their descendants","Museums and historians","Visitors"]},"owners":{"steward":"The museum, collector or state that holds any surviving example; national archives hold its records.","roles":[],"masterSystems":["Museum collection catalogues","National military archives"]},"relations":[{"target":"Q2906783","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.mb-131","Wikidata: Q767748 (https://www.wikidata.org/wiki/Q767748)"]},"properties":{"applicability":"required","items":["Configuration designation: Prototype identifier; R4; RB4; Ins; other documented configuration; unresolved","Development and conversion relationship: Predecessor type, original designation, conversion standard and supporting record","Powerplant installation: Engine and propeller designations by aircraft side and configuration date","Reference geometry: Span, length and height in m; wing area in m²; drawing and configuration identified","Crew and control arrangement: Number and duties of crew; occupied stations; single or dual controls; evidence status","Mission installation: Documented reconnaissance, bombing, defensive or instructional equipment and mounting arrangement","Mass and loading envelope: Empty, loaded, fuel and payload masses in kg; centre-of-gravity limits in the source convention","Conditioned flight performance: Speed in km/h; altitude in m; range in km; endurance in h; associated load and engine conditions","Assessment state: For a linked specimen: documentary identification only; fragment; static assembly; assessed mechanical condition; flight status separately established; unknown"]},"recognition":{"applicability":"required","items":["A twin-engine low-wing monoplane with a glazed nose.","French Air Force markings of the late 1930s."]},"capabilities":{"applicability":"required","items":["Classify an aircraft description, photograph or component attribution against MB.131 configuration evidence.","Compare prototype, reconnaissance-bomber and instructional claims while retaining their configuration boundaries.","Assess whether quoted performance describes the same engines, loading and equipment as the aircraft under discussion.","Identify missing drawings, manuals or acceptance records needed to resolve an attribution or compatibility question.","Support conservation or reconstruction planning by distinguishing documented MB.131 features from conjectural replacements."]},"hazards":{"applicability":"required","items":["Few or no complete examples survive, so records are easily confused.","Historic materials in old aircraft parts can include hazardous substances."]},"interfaces":{"applicability":"not-applicable","items":[]},"context":{"applicability":"required","items":["This aircraft type is encountered in historical accounts, photographs and technical records of French military aviation before and during the Second World War.","It was developed for reconnaissance and bombing, and its records support research into aircraft design, military service and individual airframe histories."]}},"sources":[{"title":"Wikidata item Q767748: MB.131","url":"https://www.wikidata.org/wiki/Q767748","note":"identity and sense of the item"},{"title":"Wikipedia: Bloch MB.131","url":"https://en.wikipedia.org/wiki/Bloch_MB.131","note":"general description of the item"}],"openQuestions":["Which registry provenance record definitively connects vr.tr.mb-131 to the Bloch aircraft identified here?","What serial ranges and modification records establish the precise boundaries among prototype, R4, RB4 and Ins configurations?","Which primary records resolve conflicting prototype dates and differing counts of aircraft ordered, built, converted and accepted?","Where are authoritative MB.131 manuals and test reports establishing engine ratings, dimensions, loading limits, equipment fits and maintenance requirements?","Does any authenticated MB.131 airframe or substantial original material survive, and what documentation supports its identity and condition?"],"resources":{"spec":"/models/things/publications/thing-q767748/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q767748/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T11:12:17Z","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":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"not-applicable","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:32+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.interfaces":"No generally applicable standard or regulation can be assigned solely from this historical military aircraft designation without a specific airframe, activity and jurisdiction."},"score":1.0}}