{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.impact-q4115667","code":"thing-q4115667","url":"https://ver.cy/models/thing/q4115667/","name":"impact","alternateNames":["lithobraking","impacting ground","Hertzian cone"],"kind":"thing","status":"published","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Activities and processes","entryKind":"thing","plane":"ACT","domain":["ACT.ACT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"Impact is a brief application of high force or mechanical shock when two or more bodies collide.","purpose":"Enable an agent to recognise collision impacts, assess evidence of their mechanical effects and identify constraints on safe interpretation and action.","scope":{"in":["Impact involves contact between two or more colliding bodies.","Impact loading includes the magnitude, direction and duration of contact forces.","Collisions transfer momentum and redistribute energy.","Impact effects include deformation, rebound, fracture and changes in motion.","Impact assessment includes measurement uncertainty and evidence supporting claims about collision effects."],"out":["Programme evaluation and consequential changes attributed to interventions are outside this mechanical sense.","Gradual or sustained loading without a collision is outside scope.","Non-contact forces and shocks without a collision are outside scope.","Complete models of colliding objects and their surrounding systems are outside scope.","Detailed design and execution of impact tests are outside scope."],"boundaries":[]},"distinguishingFeatures":["An impact involves a collision between bodies rather than any consequential change.","Impact forces act over a brief contact interval rather than as sustained static loads.","The mechanical response depends on relative motion, material properties, geometry and constraints.","Visible damage is not required for an impact to have occurred.","Residual damage alone does not establish the cause or severity of an impact."],"structure":{"bundles":[{"id":"impact-meaning-and-boundaries","name":"Impact meaning and boundaries","description":"Establishes which sense of impact is being used and what qualifies under it.","layers":[{"id":"competing-interpretations","name":"Competing interpretations","description":"Records definitions, their holders and disagreements about qualifying consequences.","findings":[{"id":"declared-impact-definition","name":"Declared impact definition","description":"The draft requires a definition and its provenance rather than assuming that significance, duration or causality has a universally accepted threshold.","questions":[{"text":"Which framework or stakeholder defines impact here, and what exact criteria does that definition impose?","id":"declared-impact-definition-q01","kind":"definition"},{"text":"Which other relevant interpretation would classify this same change differently, and why?","id":"declared-impact-definition-q02","kind":"boundary"}]}]},{"id":"qualifying-consequence","name":"Qualifying consequence","description":"Separates impact claims from activities, outputs, outcomes and forecasts.","findings":[{"id":"impact-instance-test","name":"Impact instance test","description":"A candidate instance identifies a consequential change and explains why the chosen definition classifies it as impact.","questions":[{"text":"What changed for whom or what, beyond the completion of an activity or production of an output?","id":"impact-instance-test-q01","kind":"definition"},{"text":"What makes this change an impact under the chosen framework rather than an outcome, and is it realised or anticipated?","id":"impact-instance-test-q02","kind":"boundary"}]}]}]},{"id":"causal-connection","name":"Causal connection","description":"Examines how the originating action or event is connected to the assessed change.","layers":[{"id":"pathway-to-change","name":"Pathway to change","description":"Connects the originating action, exposure and intervening changes to the claimed consequence.","findings":[{"id":"supported-causal-pathway","name":"Supported causal pathway","description":"The assessment distinguishes observed pathway links from assumptions and identifies conditions needed for the proposed connection.","questions":[{"text":"Through what exposure and intermediate changes could this action have produced the claimed impact?","id":"supported-causal-pathway-q01","kind":"definition"},{"text":"Which pathway links have supporting evidence, and which remain assumptions?","id":"supported-causal-pathway-q02","kind":"provenance"}]}]},{"id":"alternative-explanations","name":"Alternative explanations","description":"Tests the claim against other causes and an explicit account of what might have happened otherwise.","findings":[{"id":"attribution-or-contribution","name":"Attribution or contribution","description":"The strength and wording of the causal claim depend on the treatment of background trends, other actions and selection effects.","questions":[{"text":"What would plausibly have happened without the action, and how was that counterfactual assessed?","id":"attribution-or-contribution-q01","kind":"measurement"},{"text":"Which competing causes were examined, and does the evidence support attribution, contribution or association only?","id":"attribution-or-contribution-q02","kind":"provenance"}]}]}]},{"id":"consequence-magnitude-and-persistence","name":"Consequence magnitude and persistence","description":"Makes the size and temporal behaviour of the claimed change assessable.","layers":[{"id":"operationalised-change","name":"Operationalised change","description":"Connects the consequence of interest to indicators or qualitative evidence with explicit limits.","findings":[{"id":"change-estimate","name":"Change estimate","description":"The assessment specifies what an indicator captures, its reference conditions and the uncertainty in the estimated change.","questions":[{"text":"Which measure or qualitative criterion represents the consequential change, and what important aspects does it omit?","id":"change-estimate-q01","kind":"measurement"},{"text":"What magnitude is supported relative to the stated baseline or comparator, with what uncertainty?","id":"change-estimate-q02","kind":"measurement"}]}]},{"id":"impact-over-time","name":"Impact over time","description":"Distinguishes onset, persistence, decay and reversibility within an explicit observation window.","findings":[{"id":"duration-and-reversal","name":"Duration and reversal","description":"Observed persistence is kept separate from extrapolated persistence, including the possibility of delayed harm or reversal.","questions":[{"text":"When did the change begin, and for how long has its persistence actually been observed?","id":"duration-and-reversal-q01","kind":"measurement"},{"text":"What evidence suggests that the change could decay, reverse or continue after the originating action ends?","id":"duration-and-reversal-q02","kind":"provenance"}]}]}]},{"id":"affected-parties-and-significance","name":"Affected parties and significance","description":"Records the distribution and valuation of intended and unintended consequences.","layers":[{"id":"distribution-and-spillovers","name":"Distribution and spillovers","description":"Identifies consequences within and beyond the intended target group.","findings":[{"id":"benefits-burdens-and-displacement","name":"Benefits, burdens and displacement","description":"The assessment checks whether an apparent improvement is accompanied by transferred burdens, displaced activity or effects on nonparticipants.","questions":[{"text":"How do the direction and magnitude of consequences differ across affected groups and locations?","id":"benefits-burdens-and-displacement-q01","kind":"measurement"},{"text":"Could the reported improvement reflect a burden or activity shifted elsewhere, and which spillovers fall outside the current assessment?","id":"benefits-burdens-and-displacement-q02","kind":"boundary"}]}]},{"id":"valuation-and-disagreement","name":"Valuation and disagreement","description":"Makes judgments of benefit, harm and importance traceable to affected parties and explicit criteria.","findings":[{"id":"stakeholder-relative-significance","name":"Stakeholder-relative significance","description":"Magnitude and significance are assessed separately, and conflicting valuations remain visible.","questions":[{"text":"Whose criteria establish whether this consequence is beneficial, harmful or significant?","id":"stakeholder-relative-significance-q01","kind":"provenance"},{"text":"Which affected parties disagree with that judgment, and would aggregation conceal their losses?","id":"stakeholder-relative-significance-q02","kind":"boundary"}]}]}]},{"id":"impact-evidence-and-use","name":"Impact evidence and use","description":"Governs the credibility, communication and decision relevance of the impact claim.","layers":[{"id":"claim-support","name":"Claim support","description":"Connects each impact assertion to evidence that can be inspected and challenged.","findings":[{"id":"evidence-fit-and-limitations","name":"Evidence fit and limitations","description":"Evidence is assessed for its relevance to the affected population, consequence, period and strength of causal claim.","questions":[{"text":"Which inspectable evidence supports this specific impact assertion, and who produced or funded it?","id":"evidence-fit-and-limitations-q01","kind":"provenance"},{"text":"How could missing observations, selective reporting or measurement limitations alter the conclusion?","id":"evidence-fit-and-limitations-q02","kind":"measurement"}]}]},{"id":"decision-and-reassessment","name":"Decision and reassessment","description":"Links the assessed impact to a bounded decision and conditions for revising the assessment.","findings":[{"id":"permissible-use-of-impact-claim","name":"Permissible use of impact claim","description":"The assessment identifies which reporting or action choices its evidence supports and what would warrant reconsideration.","questions":[{"text":"Given the consequence's significance and evidential uncertainty, what reporting, continuation, modification or cessation decision is supported?","id":"permissible-use-of-impact-claim-q01","kind":"action"},{"text":"What new evidence, delayed consequence or change in affected conditions would trigger reassessment?","id":"permissible-use-of-impact-claim-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 impact 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 impact this model covers, and on what evidence?","id":"evidence-kinds-q01","kind":"provenance"}]},{"id":"evidence-standards-and-regulation","name":"Standards and regulation","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these standards and regulation hold for the sense of impact this model covers, and on what evidence?","id":"evidence-standards-and-regulation-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 impact 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 impact 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 impact 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 impact this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Explain collision mechanics and impact effects at a conceptual level.","Interpret impact observations and measurements with stated assumptions and uncertainty."],"mustNot":["Declare an impacted object safe solely from its visible appearance.","Present an estimated impact force as a verified measurement.","Initiate hazardous collisions without appropriate authorization and safety oversight.","Help use impacts to injure people or deliberately damage property."],"requiresHuman":["Safety decisions about structures or equipment following a potentially damaging impact.","Authorization of activities involving hazardous impact exposure."]},"ethics":{"considerations":["Impact assessments can affect the safety of people using damaged objects or structures.","Reporting must disclose uncertainty and possible hidden damage."],"affectedParties":["People exposed to collisions may suffer injury.","Operators and maintenance workers rely on accurate impact assessments.","Owners and nearby communities may bear the consequences of impact damage."]},"owners":{"steward":"Nobody owns the concept; responsible operators and asset custodians oversee impact risks in their settings.","roles":[],"masterSystems":[]},"relations":[{"target":"Q1190554","type":"parent","note":"registry parent class"},{"target":"Q238053","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.impact-q4115667","Wikidata: Q4115667 (https://www.wikidata.org/wiki/Q4115667)"]},"properties":{"applicability":"not-applicable","items":["Impact interpretation: Named framework and its explicit inclusion criteria; unresolved interpretation","Assessment status: Anticipated; occurring; retrospectively assessed; disputed; superseded","Affected entity and dimension: Affected population, organisation, system or environment linked to a specified dimension of change","Change magnitude: Dimension-specific units, baseline, comparator, assessment period and uncertainty interval where justified","Causal claim: Descriptive association; contributory claim; attribution claim; unresolved","Temporal profile: Onset lag, duration and follow-up period in stated time units","Stakeholder-relative direction: Beneficial; harmful; mixed; negligible; contested; undetermined, for a named stakeholder and criterion","Distribution of consequences: Disaggregated change by relevant group, location or exposure level, using the underlying outcome units"]},"recognition":{"applicability":"optional","items":["Visible contact accompanied by an abrupt change in motion is a cue for a collision impact.","Rapid localized deformation at the contact point can distinguish impact loading from gradual loading.","A brief rebound or sudden fragmentation can support identification of an impact event, although residual damage alone does not establish its cause."]},"capabilities":{"applicability":"required","items":["Translate an impact assertion into explicit affected entities, changes, comparators and assessment periods.","Classify a result under a declared definition of impact and flag unresolved boundary cases.","Assess whether evidence supports association, contribution or attribution.","Compare consequences across affected groups without concealing incompatible units or valuations.","Identify unsupported claims, missing follow-up and plausible unintended consequences.","Recommend further investigation, qualified reporting or reconsideration of an action according to the assessed consequences."]},"hazards":{"applicability":"required","items":["Impact forces can injure people and damage structures or equipment.","Fragments and rebounding bodies can create secondary hazards.","Hidden damage can compromise an object even when its surface appears intact.","Inadequate measurements can misrepresent peak forces and collision severity."]},"interfaces":{"applicability":"required","items":["ISO 148-1, issued by the International Organization for Standardization, specifies the Charpy pendulum impact test for metallic materials.","IEC 60068-2-27, issued by the International Electrotechnical Commission, specifies shock testing for equipment and components."]},"context":{"applicability":"required","items":["Mechanical impact occurs when bodies collide and exchange momentum over a short interval.","It is considered in machinery, transport, sports and structural design when assessing shock loads, deformation and damage.","Impact testing is used to evaluate how materials or products respond to specified collision conditions."]}},"sources":[{"title":"Wikidata item Q4115667: impact","url":"https://www.wikidata.org/wiki/Q4115667","note":"identity and sense of the item"},{"title":"Wikipedia: Impact (mechanics)","url":"https://en.wikipedia.org/wiki/Impact_%28mechanics%29","note":"general description of the item"}],"openQuestions":["Does vr.tr.impact-q4115667 denote consequential effects of action, or a different sense of impact requiring a different scope?","Which authoritative definitions and their proponents should anchor the model, and how do they disagree about causality, significance and duration?","Does an existing Vercy world model already own this concept, requiring a registry link instead of a separate publication?","Which domain-specific operationalisations distinguish impact from outcome without imposing an unsupported universal threshold?","How should assessments preserve incompatible stakeholder valuations and consequences that cannot defensibly be combined into a single net measure?"],"resources":{"spec":"/models/things/publications/thing-q4115667/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q4115667/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T10:26:23Z","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":"not-applicable","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 2026-10-07T12:16:32+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane ACT: no invented physical properties."},"score":1.0}}