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Research draft

piggy bank

vr.tr.piggy-bank · PHY.OBJ

Enable an agent to recognise a piggy bank, assess its ability to receive and retain savings, and determine how money may be deposited, retrieved or counted.

Thing Registry Physical world and living systems

Research draft, second pass

A second pass drafted this model: the structure a model of this thing needs, and what is known about it in the world. The line under this one says how the second half was obtained - researched against sources, or recalled without web access, in which case nothing here was read anywhere and every claim is a lead to verify. Unreviewed either way.

recalled by Codex without web access - no source was read

Researched by: Codex

Purpose and description

Enable an agent to recognise a piggy bank, assess its ability to receive and retain savings, and determine how money may be deposited, retrieved or counted.

A piggy bank is a small domestic money-saving container, conventionally shaped like a pig, with an opening for depositing coins and either a retrieval closure or a body that must be broken to recover the contents.

It can be Check whether a particular coin or folded note can be deposited without forcing the opening.; Deposit compatible money when the opening and enclosure are serviceable.; Estimate remaining capacity while distinguishing observation from measurement.; Retrieve contents through the identified mechanism when authorised.; Count recovered contents and reconcile any savings indicator.; Identify a damaged closure, blocked slot or hazardous opening condition requiring attention..

Distinguishing features

Has an internal space intended to accumulate money across multiple deposits, rather than merely display a coin.

Provides a deposit path that normally allows money to enter without opening the whole enclosure.

Retains deposited money until an intentional retrieval action; inspect for a plug, door, separable body or need to break the enclosure.

Serves as a savings receptacle rather than a device that accepts payment in exchange for goods or services.

Record pig-shaped appearance separately from money-saving function, because the registry has not established whether pig shape is required.

Scope

+ Physical features identifying the object as a receptacle for accumulating money

+ Deposit openings and compatibility with intended coins or notes

+ Money-retaining enclosure and usable capacity

+ Reusable or destructive methods of retrieving contents

+ Features for observing savings, counting deposits or encouraging saving

+ Condition affecting deposits, containment and retrieval

- Currency denominations, legal tender status and coin authenticity

- Bank accounts, electronic wallets and financial services

- Personal savings plans, budgets and financial advice

- General safes, cash drawers and commercial payment machines

- Toy pigs and decorative figurines without money-saving functionality

- Market valuation of collectible piggy banks

Characteristics

Body form
pig-shaped; other representational shape; plain container; uncertain Separates physical appearance from the unresolved boundary between piggy banks and other money boxes.
Deposit opening dimensions
Usable length and width in mm for each opening Helps establish which coins or folded notes can pass through without force.
Accepted money forms
coins; notes; both; unverified, with tested dimensions recorded Prevents assuming compatibility from the appearance of the slot.
Usable internal volume
mL, with measurement method and uncertainty Describes storage space without assuming a fixed number or value of coins.
Retrieval mechanism
removable plug; hinged door; separable enclosure; destructive opening; other; unknown Determines how contents can be recovered and whether the receptacle can be reused.
Contents level
empty; partly filled; near deposit limit; deposit blocked; unknown Supports deciding whether another deposit is practical.
Enclosure and closure condition
intact; cracked; chipped; closure loose; closure missing; other damage; uninspected Identifies money-loss paths and hazards during handling or opening.
Savings indication
none; transparent body; viewing window; mechanical count; electronic count; other Determines what can be inferred about contents without emptying the receptacle.
Displayed total reliability
not applicable; unverified; reconciled with contents; known mismatch Keeps a displayed count or amount distinct from verified holdings.
Retrieval authority
Person or role authorised to open the receptacle and remove contents Separates physical ability to retrieve money from permission to do so.

Also called

mechanical bankcoin tube

Where this came from

wikidata · CC0 1.0

Also registered as vr.tr.piggy-bank

Drafted structure

Bundle to layer to finding to question, as the second pass will find it: 5 bundles · 9 layers · 14 findings · 22 questions.

Savings receptacle identity Establishes why the object is treated as a piggy bank and where the registry boundary remains uncertain.

Pig appearance alone does not establish money-saving functionality, while that functionality may occur in other shapes.

Money-saving function

Examines the relationship between repeated deposits and retained contents.

Accumulation purpose

Record evidence that the receptacle is intended to accumulate money rather than take payment or display a single coin.

  1. What physical features or documented intended use establish repeated money saving as the object's function? definition
  2. Does depositing money merely store it, or trigger a payment transaction that belongs to another model? boundary

Pig form and registry boundary

Separates shape, naming and functional membership.

Shape versus membership

Record whether the body represents a pig and preserve uncertainty about other money-box forms.

  1. Which visible features, if any, identify the body as pig-shaped? definition
  2. What registry evidence would justify including a non-pig-shaped money box under vr.tr.piggy-bank? boundary
Deposit and accumulation Describes how money enters and what limits further deposits.

A usable piggy bank must accept intended money and retain it without deposit-path obstruction.

Deposit path

Examines slot geometry and passage into the storage cavity.

Money fit and passage

Record opening dimensions and any internal restrictions rather than assuming that fitting the outer slot guarantees entry.

  1. What are the usable dimensions of the deposit opening and any narrower internal passage? measurement
  2. Which intended coins or folded notes pass fully into the cavity without force or repeated manipulation? action

Storage limit

Distinguishes cavity capacity from the ability to make another deposit.

Fill and obstruction

Assess whether accumulated contents obstruct the deposit path before the cavity is completely filled.

  1. What evidence supports the recorded fill level or usable internal volume? measurement
  2. Is a failed deposit caused by incompatible money, a jammed passage or accumulated contents reaching the slot? action
Retention and retrieval Describes how savings stay inside and how they can intentionally be recovered.

The distinction between a reusable closure and destructive opening changes both the saving experience and permissible handling.

Money retention

Examines the enclosure, deposit slot and closures as possible escape paths.

Unintended release

Record whether deposited money can escape during expected handling without treating a piggy bank as a certified security container.

  1. Can money escape through a loose plug, damaged enclosure or deposit slot during expected handling? measurement
  2. Does a lock or restricted opening have documented protective capability, or only discourage casual retrieval? provenance

Opening and reuse

Identifies the intended recovery procedure and its consequences for the receptacle.

Authorised content recovery

Record the opening mechanism, required access items and whether recovery preserves the body.

  1. How are contents intended to be retrieved, and does the procedure require a key, tool or destruction of the enclosure? action
  2. Who is authorised to retrieve the contents, and can the bank be securely reclosed for further saving? action
Savings feedback and serviceability Assesses what the receptacle reveals about accumulated money and whether it remains fit for use.

Visible contents and counting features can guide saving, but their evidence must be distinguished from actual holdings and physical condition.

Contents observation

Separates visible fill, recorded deposits and verified monetary totals.

Indication and actual holdings

Record what a window or counter actually indicates and how it can be checked against contents.

  1. Does the available indication show approximate fullness, number of deposits, coin count or monetary value? definition
  2. How are withdrawals, missed deposits, unsupported denominations and counter resets reflected in the indication? measurement

Continued saving readiness

Examines condition and optional mechanisms that affect the next deposit or retrieval.

Damage and mechanism readiness

Record damage near the slot or retrieval opening and the operational needs of any counting or moving components.

  1. Are there sharp chips, cracks, loose closures or jammed parts affecting safe deposit, retention or retrieval? measurement
  2. If counting or moving features are fitted, what documented power, reset or maintenance steps are needed before further use? action
Evidence and external alignment What the world already says about this thing, gathered so the model can be checked against it.

A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.

Reported evidence

Findings from the breadth pass, kept separate from the structural claims.

Check these first

Recalled without web access and unsourced; every item is a lead to verify.

  • No dedicated universal identifier or piggy-bank-specific standard is confidently recalled.
  • Applicable product requirements depend on jurisdiction, materials, electronics, and whether the item is marketed as a toy.
  • Dimensions, capacity, and compatible coin sizes are product-specific; no reliable typical ranges are supplied.
  1. Which of these check these first hold for the sense of piggy bank this model covers, and on what evidence? provenance

Kinds and varieties

Recalled without web access and unsourced; every item is a lead to verify.

  • Sealed ceramic banks opened by breaking
  • Reusable banks with removable stoppers
  • Lockable banks
  • Transparent banks
  • Electronic coin-counting banks
  1. Which of these kinds and varieties hold for the sense of piggy bank this model covers, and on what evidence? provenance

Real-world use

Recalled without web access and unsourced; every item is a lead to verify.

  • Accumulating loose change
  • Teaching children saving habits and basic money handling
  • Saving toward a small purchase or goal
  • Serving as a decorative gift or collectible
  1. Which of these real-world use hold for the sense of piggy bank this model covers, and on what evidence? provenance

Failure modes and hazards

Recalled without web access and unsourced; every item is a lead to verify.

  • Ceramic or glass bodies can break into sharp fragments.
  • Coins and detachable small parts can present choking hazards to young children.
  • Stoppers or retrieval closures can loosen, allowing coins to spill.
  • Deposit slots can jam when unsuitable coins or other objects are inserted.
  • Electronic counting mechanisms can miscount coins or stop working when batteries are depleted.
  1. Which of these failure modes and hazards hold for the sense of piggy bank this model covers, and on what evidence? provenance

Regional variation

Recalled without web access and unsourced; every item is a lead to verify.

  • The term is sometimes extended to savings containers that are not pig-shaped.
  • Coin sizes and denominations vary by currency, affecting slot compatibility and electronic counting.
  1. Which of these regional variation hold for the sense of piggy bank this model covers, and on what evidence? provenance

Neighbouring kinds and how to tell them apart

Recalled without web access and unsourced; every item is a lead to verify.

  • Money box - Money box is the broader category; a piggy bank is conventionally its pig-shaped form, although ordinary usage overlaps.
  • Cash box - A cash box supports repeated access and often organized cash handling; a piggy bank primarily supports gradual saving through deposits.
  • Safe - A safe is designed to resist unauthorized access or other specified threats; a piggy bank need not provide meaningful security.
  • Coin sorter - A coin sorter separates coins by denomination or size; a piggy bank stores savings, even when counting or sorting is an added feature.
  • Savings account - A savings account records a financial balance with an institution; a piggy bank physically holds money.
  1. Which of these neighbouring kinds and how to tell them apart hold for the sense of piggy bank this model covers, and on what evidence? provenance

What the second pass must settle

  • Does this registry entry require a pig-shaped body, or encompass money boxes generally?
  • Where should the boundary fall for electronic or app-connected piggy banks that combine physical deposits with digital savings records?
  • Which product safety requirements apply to particular piggy banks according to intended age group, materials, electrical features and jurisdiction?
  • What verified opening instructions apply to sealed examples, especially where recovering money requires breaking the body?
  • What measurement method can describe practical coin capacity without implying a universal coin count or monetary value?