club
Enable an agent to recognise a club as a stout stick thicker or heavier at one end, assess its condition and handling constraints, and determine appropriate inspection, storage or permitted use.
Bundle → Layer → Finding → Questions Filled
5 bundles · 9 layers · 14 findings · 22 questions
Club form and boundaries Establish whether the physical object matches the registered sense of club.
Stout stick form
Examine the body's proportions and unequal end sizes.
Defining end enlargement
Record the observed form and the evidence used to judge conformity; quantitative thresholds remain unresolved.
- Does the object have a stout stick-like body with one end larger than the other? definition
- What length and cross-sectional measurements document its stoutness and end enlargement? measurement
Neighbouring implement boundaries
Resolve similarities to rods, hammers, sporting implements and specialised clubs.
Shape and function classification
Keep morphological identification distinct from evidence of specialised function.
- What feature or documented function distinguishes this object from a rod, hammer or golf club? boundary
- If identified as an Indian club, which properties belong to this shared physical form and which require the exercise-specific model? boundary
Club profile and balance Describe how the grip, body and enlarged end distribute size and mass.
Grip-to-end profile
Locate the apparent holding region and map its transition into the enlarged end.
Grip and transition geometry
Record dimensions and features that support identifying the holding region without assuming its intended orientation.
- Which end or region is evidenced as the intended grip, and by what markings, wear or documentation? provenance
- What are the grip dimensions, enlarged-end dimensions and profile of the transition between them? measurement
Mass distribution
Assess the club's weight and balance relative to the identified grip.
Measured club balance
Use measured or documented mass properties rather than assuming that the larger end contains most of the mass.
- What are the total mass and centre-of-mass position relative to the smaller end? measurement
- What support or handling arrangement follows from the measured balance and current condition? action
Club construction and integrity Examine the materials and continuity connecting the grip to the enlarged end.
Body and added components
Identify whether the form comes from one piece, an assembly or a composite construction.
Material continuity
Distinguish observed materials from inferred internal construction and record coverings or additions separately.
- What evidence identifies the materials of the grip, body and enlarged end? provenance
- Is the enlarged end continuous with the body, attached separately or concealed by a covering? definition
Grip and body defects
Inspect handling surfaces and structural regions for damage or uncertain integrity.
Defect location and restrictions
Locate cracks, deformation, deterioration, splinters and loose additions, while recording what inspection cannot establish.
- Where are visible defects, and what are their measurable extent and relation to the grip-to-end transition or any joint? measurement
- Which observed defects require restricting handling or use pending a suitable assessment? action
Club function and handling Connect evidence of intended purpose with decisions about movement, storage and use.
Intended club function
Establish whether the object was intended for practical use, exercise, ceremony, display or another evidenced purpose.
Function evidence and limits
Record documented purpose and distinguish it from interpretations based on appearance or wear.
- Which maker information, collection record or other evidence establishes this club's intended function? provenance
- Does the proposed activity fall within that evidenced function, or require a specialised model and further assessment? boundary
Supported handling and storage
Account for the enlarged end, grip condition and possibility of rolling, slipping or falling.
Club handling decision
Determine an appropriate handling or storage action from the club's profile, balance, condition and documented restrictions.
- How should the club be supported or restrained so its enlarged end cannot cause it to roll, tip or fall? action
- What condition evidence and applicable permissions are needed before moving it or allowing its proposed use? action
Evidence and external alignment What the world already says about this thing, gathered so the model can be checked against it.
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.
- Which of these check these first hold for the sense of club this model covers, and on what evidence? provenance
Kinds and varieties
Recalled without web access and unsourced; every item is a lead to verify.
- Which of these kinds and varieties hold for the sense of club this model covers, and on what evidence? provenance
Real-world use
Recalled without web access and unsourced; every item is a lead to verify.
- Which of these real-world use hold for the sense of club 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.
- Which of these failure modes and hazards hold for the sense of club this model covers, and on what evidence? provenance
Regional variation
Recalled without web access and unsourced; every item is a lead to verify.
- Which of these regional variation hold for the sense of club 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.
- Which of these neighbouring kinds and how to tell them apart hold for the sense of club this model covers, and on what evidence? provenance
Classifiers Filled
- Family
- Thing Registry
- Category
- Physical world and living systems
- Entry kind
- noun.artifact
- Plane
- PHY
- Domain
- PHY.OBJ
- Tags
- artifact
- Facets: substance
- material
- Facets: origin
- manufactured
- Facets: agency
- inert
- Facets: mobility
- portable
- Facets: scale
- handheld
- Facets: affordances
- graspable
- Other names and narrower kinds
- baseball bat, lumber, bastinado, bat, blackjack, cosh, sap, bludgeon, cudgel, knobkerrie, knobkerry, lathi
What it is Filled
A club is a stout stick, usually of wood and thicker or heavier at one end, held by the narrower end and used to deliver blows.
In scope
- The model covers a stout stick form with one end thicker or heavier than the other.
- The model covers the grip region, the thicker or heavier end and the transition between them.
- The model covers materials, construction and added components.
- The model covers dimensions, mass and balance.
- The model covers condition affecting handling and structural integrity.
- The model covers evidence of intended function and constraints on use.
Out of scope
- Social clubs, associations and their premises
- Golf clubs and other specialised sporting implements as independently defined kinds
- Indian club exercise routines and training programmes
- Combat techniques and tactics
- Manufacturing recipes and workshop procedures
- Ownership histories, legal regimes and cultural traditions as independent models
Why it exists Filled
Enable an agent to recognise a club as a stout stick thicker or heavier at one end, assess its condition and handling constraints, and determine appropriate inspection, storage or permitted use.
Distinguishing features Filled
- The object has a stout stick-like body and one end thicker or heavier than the other; a roughly uniform external shape does not exclude it if one end is heavier.
- The thicker or heavier end is part of a continuous rigid implement; an impact weight connected by a chain or cord requires a neighbouring model.
- An apparent grip region and evidence of a thicker or heavier end can support identification, but their presence does not establish that the object was intended as a weapon.
- A distinct mounted hammer head or purpose-shaped golf head requires checking the neighbouring implement category rather than classifying by end weight alone.
- An Indian club may share this physical form; exercise-specific design and documented purpose belong to its narrower model, with the precise registry relationship requiring confirmation.
What robots and AI may and may not do Filled
Must not
- Use or help anyone use a club to strike a person or animal.
- Supply or carry one where weapons law forbids it.
- Train or coach anyone in using it to hurt people.
- Present it as a lawful self-defence tool without regard to local law.
Only with a human decision
- Removing or securing an object that may be used as a weapon.
- Handling a club that is evidence in an investigation.
May
- Describe clubs as tools and historical artefacts, and catalogue them in a collection.
- Report that an object is present and where, for safety or inventory purposes.
Moral aspects Filled
- Blunt force injuries cause lasting disability and death.
- Historic and ceremonial clubs are cultural objects deserving respect.
Who is affected
- People at risk of assault
- Bystanders
- Communities whose ceremonial objects these are
Owners Filled
Steward
The person who holds it; police and courts answer for ones seized as evidence.
Links to other meta-models Filled
parent
- oewn-04324558-n - registry parent class
What else AI and robots need to interact with it Filled
Identity and identifiers required Filled
- Vercy registry: vr.tr.club-2
- Open English WordNet: oewn-03057459-n
Direct properties required Filled
- Form conformity: conforms | ambiguous | does not conform
- Overall length: mm
- Cross-sectional profile: width and thickness in mm at recorded positions along the body
- Total mass: kg
- Centre of mass: mm from the smaller end, with measurement method
- Material and construction: identified material by region; single-piece | assembled | composite | unknown
- Grip surface condition: observed combinations of secure covering, loose covering, smoothness, roughness, moisture, contamination, splinters or unknown
- Structural condition: unassessed | no visible defect | defect observed | integrity uncertain; with defect location
- Documented function: link to evidence identifying intended function, such as exercise, striking, ceremonial display or unknown
Recognition required Filled
- A stout stick, heavier or thicker at the striking end, gripped at the narrow end.
- Ceremonial examples carry carving or inlay and belong in a cultural context.
Capabilities and actions required Filled
- Assess conformity to the stout-stick and enlarged-end definition.
- Measure the club's profile, mass and balance using a method compatible with its condition.
- Inspect the grip, enlarged end and connecting body for defects that constrain handling.
- Identify evidence supporting a specialised subtype or neighbouring classification.
- Choose supported storage and handling arrangements appropriate to its shape and condition.
- Determine whether a proposed use is supported by documented purpose, condition and applicable permissions.
Hazards and failure modes required Filled
- Blows cause head injuries and fractures.
- Carrying one can itself be an offence in many jurisdictions.
Standards and interfaces required Filled
- National offensive weapons legislation, enforced by police authorities.
Context of use required Filled
- Clubs are encountered as historical weapons, ceremonial objects and artifacts in archaeological or museum collections.
- Their defining functional use is delivering blows with a stout handheld body that is often heavier at one end.
- Identification supports collection documentation, condition assessment and decisions about secure storage or permitted handling.
Sources Filled
- Open English WordNet 2024, synset oewn-03057459-n - sense and gloss of the concept
- Wiktionary: club - word senses and usage
Open questions
- What authoritative interpretation of this registry sense distinguishes a stout stick from a slender rod, and is any quantitative threshold justified?
- Does the registered sense include clubs with separately attached enlarged ends, reinforced ends or non-wooden bodies?
- How does the registry relate Indian club to vr.tr.club-2: narrower physical kind, overlapping category or separate functional classification?
- Which inspection methods and acceptance criteria are appropriate for each evidenced material, construction and intended function?
- Which specialised uses have applicable standards or jurisdiction-dependent restrictions, and where should those requirements be linked rather than generalised across all clubs?
Machine files
Provenance
thing registry research (pass 2) · unreviewed
Built from: models/things/publications/thing-club-2/spec.json