{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.b-nh-bao","code":"thing-q564271","url":"https://ver.cy/models/thing/q564271/","name":"bánh bao","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":"Bánh bao is a Vietnamese steamed bun made from leavened wheat-flour dough, commonly enclosing a savoury filling such as seasoned pork and egg, with vegetarian and sweet variants also distinguished.","purpose":"Enable an agent to recognise bánh bao, describe its dough and filling, assess its preparation and condition, and determine appropriate handling and serving actions.","scope":{"in":["Identification of bánh bao and its named or documented variants","Dough composition, leavening, enclosure, and texture","Filling ingredients, arrangement, and distribution","Shaping, proofing, steaming, and subsequent preparation states","Portion quality, ingredient declarations, storage history, and serving readiness"],"out":["Baozi and other bun families except as neighbouring types used for comparison","Agricultural production of flour, meat, eggs, mushrooms, and other ingredients","Steamer design and kitchen equipment maintenance","Restaurant operations, pricing, and food distribution businesses","Human dietary requirements and medical management of food allergies","Vietnamese cuisine as a whole"],"boundaries":[]},"distinguishingFeatures":["Check whether a recipe, producer, or culinary source identifies the food as bánh bao; appearance alone may not distinguish it from related baozi.","Look for a leavened wheat-flour bun body, commonly steamed, rather than treating every Vietnamese food named bánh as the same type.","For filled examples, examine whether dough encloses the filling, distinguishing that construction from a split bread roll assembled with exposed fillings.","Assess the soft, expanded dough structure associated with steaming; a baked crust or fried surface requires a documented variant or preparation history.","Record the actual filling rather than requiring a fixed combination of pork, egg, sausage, or mushrooms as the sole identity test."],"structure":{"bundles":[{"id":"banh-bao-identity","name":"Bánh bao identity","description":"Establishes why an item belongs to this registered food type and how its variant is described.","layers":[{"id":"culinary-attribution","name":"Culinary attribution","description":"Connects the bun to an explicit bánh bao designation.","findings":[{"id":"documented-food-name","name":"Documented food name","description":"Record who identifies the item as bánh bao and retain the wording used by that source.","questions":[{"text":"Which recipe, producer, menu, or culinary reference identifies this item as bánh bao?","id":"documented-food-name-q01","kind":"provenance"},{"text":"Does the source describe a particular variant or use bánh bao as a general name?","id":"documented-food-name-q02","kind":"definition"}]}]},{"id":"neighbouring-bun-boundaries","name":"Neighbouring bun boundaries","description":"Separates supported identity from assumptions based on shape or filling.","findings":[{"id":"construction-and-context-test","name":"Construction and context test","description":"Use dough structure, enclosure, preparation method, and naming context together; do not make one familiar filling mandatory.","questions":[{"text":"What evidence distinguishes this item from baozi, bánh mì, or another locally named bun?","id":"construction-and-context-test-q01","kind":"boundary"},{"text":"If the item is unfilled, baked, or fried, what source supports retaining it within bánh bao?","id":"construction-and-context-test-q02","kind":"boundary"}]}]}]},{"id":"dough-and-enclosure","name":"Dough and enclosure","description":"Describes the bun body, its expansion, and its ability to contain the filling.","layers":[{"id":"dough-formulation","name":"Dough formulation","description":"Records the ingredients and leavening approach behind the expected bun texture.","findings":[{"id":"formulation-and-expansion","name":"Formulation and expansion","description":"Capture the actual flour mixture and leavening method rather than inferring them from a white, fluffy appearance.","questions":[{"text":"Which flour, liquid, fat, sweetener, and leavening ingredients are declared for this dough?","id":"formulation-and-expansion-q01","kind":"provenance"},{"text":"What recipe-specific observations establish that this dough is ready for shaping or steaming?","id":"formulation-and-expansion-q02","kind":"action"}]}]},{"id":"wrapper-geometry","name":"Wrapper geometry","description":"Describes dough thickness, closure, and the physical balance of wrapper and filling.","findings":[{"id":"enclosure-and-portion-balance","name":"Enclosure and portion balance","description":"Record whether the bun has an intact intended closure and whether its dough distribution matches the chosen preparation.","questions":[{"text":"What are the assembled bun mass and dough-to-filling proportions?","id":"enclosure-and-portion-balance-q01","kind":"measurement"},{"text":"Is an opening or split intentional, or does it indicate a failed seal or damaged wrapper?","id":"enclosure-and-portion-balance-q02","kind":"boundary"}]}]}]},{"id":"filling-and-ingredient-claims","name":"Filling and ingredient claims","description":"Records what is enclosed and which ingredient-based claims the evidence supports.","layers":[{"id":"filling-assembly","name":"Filling assembly","description":"Captures filling ingredients and their condition when placed inside the dough.","findings":[{"id":"filling-components-and-arrangement","name":"Filling components and arrangement","description":"Describe mixed filling and discrete inclusions separately, including whether each component entered assembly raw or cooked.","questions":[{"text":"Which ingredients form the filling, and are there discrete inclusions such as egg pieces?","id":"filling-components-and-arrangement-q01","kind":"definition"},{"text":"Which filling components were raw, partially cooked, or fully cooked when the bun was assembled?","id":"filling-components-and-arrangement-q02","kind":"provenance"}]}]},{"id":"dietary-claim-evidence","name":"Dietary claim evidence","description":"Tests ingredient claims across both wrapper and filling.","findings":[{"id":"whole-bun-ingredient-disclosure","name":"Whole-bun ingredient disclosure","description":"Evaluate vegetarian, vegan, and allergen-related claims using the complete formulation and relevant preparation information.","questions":[{"text":"Do the dough, filling, seasonings, and processing aids support the stated dietary designation?","id":"whole-bun-ingredient-disclosure-q01","kind":"boundary"},{"text":"What ingredient or cross-contact information is missing before the bun can be matched to the requested restriction?","id":"whole-bun-ingredient-disclosure-q02","kind":"action"}]}]}]},{"id":"steaming-and-bun-quality","name":"Steaming and bun quality","description":"Connects preparation state and steaming evidence to the condition of both dough and filling.","layers":[{"id":"cooking-process","name":"Cooking process","description":"Identifies the applicable procedure for the bun's size, formulation, and starting state.","findings":[{"id":"procedure-and-completion-evidence","name":"Procedure and completion evidence","description":"Record a verified cooking procedure and its completion criteria without assigning a universal steaming time.","questions":[{"text":"Which procedure applies to this bun's mass, filling composition, and fresh, chilled, or frozen starting state?","id":"procedure-and-completion-evidence-q01","kind":"action"},{"text":"What recorded observations or measurements demonstrate that the dough and filling meet that procedure's completion criteria?","id":"procedure-and-completion-evidence-q02","kind":"measurement"}]}]},{"id":"finished-bun-condition","name":"Finished bun condition","description":"Assesses crumb, surface, closure, and filling after preparation.","findings":[{"id":"texture-and-structural-defects","name":"Texture and structural defects","description":"Record dense or gummy dough, collapse, surface wetness, cracking, and filling leakage without treating appearance as proof of safety.","questions":[{"text":"How do the crumb, surface moisture, and filling distribution compare with the specified bánh bao variant?","id":"texture-and-structural-defects-q01","kind":"measurement"},{"text":"Which observed defects justify changing the preparation process or rejecting the bun against the stated quality criteria?","id":"texture-and-structural-defects-q02","kind":"action"}]}]}]},{"id":"holding-and-serving","name":"Holding and serving","description":"Tracks the prepared bun through storage and reheating to a supported serving decision.","layers":[{"id":"post-cooking-history","name":"Post-cooking history","description":"Records handling after cooking, including cooling and changes between storage states.","findings":[{"id":"storage-history-and-applicable-limits","name":"Storage history and applicable limits","description":"Link time and temperature history to verified guidance for the actual product rather than inventing a general bánh bao shelf life.","questions":[{"text":"When was this batch cooked, cooled, chilled, frozen, thawed, or placed in hot holding?","id":"storage-history-and-applicable-limits-q01","kind":"provenance"},{"text":"Which product instructions or applicable food-handling guidance establish the limits for this formulation and storage state?","id":"storage-history-and-applicable-limits-q02","kind":"provenance"}]}]},{"id":"reheating-and-presentation","name":"Reheating and presentation","description":"Determines how a stored bun reaches serving readiness while retaining an acceptable wrapper and filling.","findings":[{"id":"supported-serving-decision","name":"Supported serving decision","description":"Combine handling history, applicable reheating criteria, and final bun condition before serving.","questions":[{"text":"Which reheating method and completion criteria apply to this stored bánh bao?","id":"supported-serving-decision-q01","kind":"action"},{"text":"Does the available history support serving, or must the bun be withheld because required evidence is missing or limits were exceeded?","id":"supported-serving-decision-q02","kind":"action"},{"text":"Is a paper liner or other non-edible support attached and identifiable for removal before eating?","id":"supported-serving-decision-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 bánh bao 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 bánh bao this model covers, and on what evidence?","id":"evidence-kinds-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 bánh bao this model covers, and on what evidence?","id":"evidence-real-world-use-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 bánh bao 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 bánh bao 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 bánh bao this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Describe banh bao, its fillings and its place in Vietnamese food culture.","Share recipes with clear guidance on steaming and storing filled buns safely.","List fillings and allergens on request."],"mustNot":["Describe a pork-filled bun as vegetarian or suitable for diners who avoid pork.","Advise reheating or holding filled buns at warm temperatures for long periods.","Misrepresent its Vietnamese origins or its link to Chinese steamed buns."],"requiresHuman":["Changing food served to diners with religious or medical restrictions."]},"ethics":{"considerations":["Street food is a livelihood for many vendors and part of Vietnamese daily life.","Diners need honest information about fillings."],"affectedParties":["Diners","Street vendors","Diners who avoid pork"]},"owners":{"steward":"The cook or vendor who makes it.","roles":[],"masterSystems":[]},"relations":[{"target":"Q5004791","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.b-nh-bao","Wikidata: Q564271 (https://www.wikidata.org/wiki/Q564271)"]},"properties":{"applicability":"required","items":["Variant designation: Source-recorded Vietnamese name; producer designation; unspecified","Culinary identification source: Recipe, producer label, menu, or culinary reference identifying the item","Dough formulation and leavening: Declared flour and other ingredients; yeast, chemical leavening, combined, other, or unknown","Filling composition: Ingredient list with raw or cooked status at assembly; unfilled; unknown","Whole-bun mass: g per bun, with preparation state","Filling mass fraction: % of assembled bun mass, with measurement basis","Preparation stage: Assembled; proofing; ready to steam; cooking; cooked; cooling; stored; reheating; ready to serve; unknown","Enclosure integrity: Closed; open by design; split; leaking; unknown","Dough condition: Observed expansion, crumb texture, surface moisture, collapse, dryness, or gumminess","Thermal and storage history: Linked cooking, cooling, holding, freezing, thawing, and reheating records with times and temperatures"]},"recognition":{"applicability":"required","items":["A soft, white, round steamed bun, often with a folded or pleated top.","Filled with pork, egg and mushroom or with sweet fillings."]},"capabilities":{"applicability":"required","items":["Identify a documented bánh bao variant while recording uncertainty about neighbouring bun types.","Compare dough, filling, size, and finished texture against a specified recipe or product description.","Determine the next preparation step from the bun's assembly, proofing, and cooking state.","Select a verified steaming or reheating procedure appropriate to the filling, size, and starting condition.","Check declared ingredients against a requested dietary constraint and flag missing information.","Assess serving readiness or withhold the bun pending missing cooking or storage evidence."]},"hazards":{"applicability":"required","items":["Meat and egg fillings held warm too long can cause food poisoning.","Steam can cause burns."]},"interfaces":{"applicability":"required","items":["The General Principles of Food Hygiene, CXC 1-1969, issued by the Codex Alimentarius Commission, provide a hygiene framework applicable to preparing and handling this food.","The General Standard for the Labelling of Prepackaged Foods, CXS 1-1985, issued by the Codex Alimentarius Commission, applies when the buns are sold as prepackaged food."]},"context":{"applicability":"required","items":["Bánh bao is encountered in Vietnamese homes, markets, bakeries and food stalls as a portable steamed food.","It is commonly eaten for breakfast, as a snack or as a light meal.","Different fillings accommodate savory, sweet and vegetarian preferences."]}},"sources":[{"title":"Wikidata item Q564271: bánh bao","url":"https://www.wikidata.org/wiki/Q564271","note":"identity and sense of the item"},{"title":"Wikipedia: Bánh bao","url":"https://en.wikipedia.org/wiki/B%C3%A1nh_bao","note":"general description of the item"}],"openQuestions":["Which authoritative culinary sources define the boundary of bánh bao relative to baozi and other related buns?","Which unfilled, sweet, baked, or fried preparations are documented variants within this registry entry?","Which dough, shaping, and filling characteristics are widespread conventions, and which are specific to a region, household, or producer?","What verified cooking, cooling, storage, and reheating guidance applies to the particular formulations and product states represented?","Does the existing Vercy catalogue already contain a model covering this concept that this registry entry should reference?"],"resources":{"spec":"/models/things/publications/thing-q564271/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q564271/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T08:18:54Z","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":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:31+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}