{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.ipod-touch-4th-generation","code":"thing-q10851023","url":"https://ver.cy/models/thing/q10851023/","name":"iPod Touch (4th generation)","alternateNames":[],"kind":"thing","status":"research-draft","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.OBJ"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"The iPod touch (4th generation) is an Apple handheld touchscreen media player and iOS computing device introduced in 2010, distinguished within the iPod touch line by its Retina display, Apple A4 processor, and front and rear cameras, with Wi-Fi connectivity but no cellular modem.","purpose":"Enable an AI agent to identify an iPod Touch (4th generation), assess a particular unit's usability, and choose compatible, safe actions for media playback, capture, connectivity and preservation.","scope":{"in":["Generation identification, original configuration and evidence of replacement parts","Touchscreen, controls, audio, cameras and motion-sensing capabilities","Installed software, application compatibility and dependence on external services","Battery, charging, local storage and wired or wireless transfer","Physical condition, functional testing, data handling and repair suitability"],"out":["Other iPod Touch generations and the iPod product family as a whole","iPhone cellular calling, mobile subscriptions and SIM provisioning","Application, media catalogue and online service models","Accessory designs beyond their compatibility with this generation","Apple's corporate history and product marketing","An individual unit's ownership history except where it establishes provenance or authority to act"],"boundaries":[]},"distinguishingFeatures":["Require a generation-specific match between housing identifiers, software-reported identity and a verified reference; appearance or a seller's title alone is insufficient.","Check the combination of front and rear cameras, physical Home button and 30-pin dock connector against the fourth-generation reference.","Distinguish it from a similar-era iPhone through verified device identity and the absence of cellular subscription hardware and functionality.","Distinguish original storage configuration from available free space, and verify that the reported configuration belongs to this generation.","Separate genuine generation identity from cosmetic resemblance when a housing, screen or other component has been replaced."],"structure":{"bundles":[{"id":"generation-and-configuration","name":"Generation and configuration","description":"Establish whether a unit belongs to the fourth-generation iPod Touch model and which configuration it represents.","layers":[{"id":"identity-evidence","name":"Identity evidence","description":"Corroborate generation identity using independent observations.","findings":[{"id":"corroborated-generation","name":"Corroborated generation","description":"Record the observed identifiers and physical features, their reference mappings and any disagreement between housing and software identity.","questions":[{"text":"Which observed housing and software identifiers establish that this is a fourth-generation iPod Touch?","id":"corroborated-generation-q01","kind":"provenance"},{"text":"Do the cameras, Home button and dock connector agree with the verified reference, or suggest a different generation or replaced housing?","id":"corroborated-generation-q02","kind":"boundary"}]}]},{"id":"configuration-and-modification","name":"Configuration and modification","description":"Separate original product configuration from the condition and modifications of a particular unit.","findings":[{"id":"original-versus-observed-configuration","name":"Original versus observed configuration","description":"Record storage and exterior configuration with evidence, without assuming that current appearance proves factory configuration.","questions":[{"text":"What storage capacity and exterior configuration are evidenced, and were they offered for this generation?","id":"original-versus-observed-configuration-q01","kind":"definition"},{"text":"Which components have documented replacements, and which apparent modifications remain unverified?","id":"original-versus-observed-configuration-q02","kind":"provenance"}]}]}]},{"id":"media-capture-and-interaction","name":"Media, capture and interaction","description":"Describe the unit's usable playback, recording and handheld interaction capabilities.","layers":[{"id":"display-touch-and-controls","name":"Display, touch and controls","description":"Assess the interface required to unlock, navigate and operate the device.","findings":[{"id":"usable-handheld-interface","name":"Usable handheld interface","description":"Record display defects, touch coverage, physical control response and motion-dependent behavior separately.","questions":[{"text":"Which screen regions, touch gestures and physical buttons pass a repeatable functional test?","id":"usable-handheld-interface-q01","kind":"measurement"},{"text":"Can the intended application be navigated and oriented with the controls and sensors that still work?","id":"usable-handheld-interface-q02","kind":"action"}]}]},{"id":"playback-and-recording-paths","name":"Playback and recording paths","description":"Test the distinct camera, microphone and audio output paths with suitable local content.","findings":[{"id":"verified-media-functions","name":"Verified media functions","description":"Evaluate front and rear capture separately and distinguish media-format incompatibility from a hardware failure.","questions":[{"text":"What results do separate front-camera, rear-camera, microphone, speaker and headphone tests produce?","id":"verified-media-functions-q01","kind":"measurement"},{"text":"Does a failed media task originate in the file format, application, output routing or a reproducible hardware defect?","id":"verified-media-functions-q02","kind":"boundary"}]}]}]},{"id":"legacy-software-and-connections","name":"Legacy software and connections","description":"Establish which software and external connections support a concrete task today.","layers":[{"id":"software-and-service-viability","name":"Software and service viability","description":"Separate installed operating system, application execution and remote-service success.","findings":[{"id":"task-specific-software-compatibility","name":"Task-specific software compatibility","description":"Record software versions and dated task results, including whether a function works offline or depends on a reachable service.","questions":[{"text":"Which iOS build and application version are installed, and can the intended task complete on that combination?","id":"task-specific-software-compatibility-q01","kind":"measurement"},{"text":"Does the task require an application download, account login, certificate or remote endpoint whose availability must be tested?","id":"task-specific-software-compatibility-q02","kind":"boundary"},{"text":"Would restoring this unit jeopardize an installed application or configuration that cannot presently be recovered?","id":"task-specific-software-compatibility-q03","kind":"action"}]}]},{"id":"wireless-and-dock-compatibility","name":"Wireless and dock compatibility","description":"Evaluate actual network, accessory and host relationships.","findings":[{"id":"tested-connection-paths","name":"Tested connection paths","description":"Record Wi-Fi association and service access separately, Bluetooth compatibility by intended function, and wired charging separately from data transfer.","questions":[{"text":"Which tested Wi-Fi network settings and Bluetooth accessory functions work with this unit's installed software?","id":"tested-connection-paths-q01","kind":"measurement"},{"text":"Which 30-pin cable, dock and host-software combination supports the required charging, synchronization or transfer operation?","id":"tested-connection-paths-q02","kind":"action"}]}]}]},{"id":"power-preservation-and-disposition","name":"Power, preservation and disposition","description":"Judge continued use, intervention and retirement from observed battery, hardware and data conditions.","layers":[{"id":"battery-and-physical-serviceability","name":"Battery and physical serviceability","description":"Assess power behavior and physical defects before choosing further testing or repair.","findings":[{"id":"power-condition-and-intervention","name":"Power condition and intervention","description":"Record charging behavior, measured endurance and physical warning signs; distinguish battery deterioration from connector, cable or power-source faults.","questions":[{"text":"What endurance and charging behavior are observed under a documented workload and verified compatible charging setup?","id":"power-condition-and-intervention-q01","kind":"measurement"},{"text":"Do swelling, case separation, abnormal heat or connector damage require stopping use and obtaining specialist assessment?","id":"power-condition-and-intervention-q02","kind":"action"},{"text":"Which generation-specific repair procedure and replacement-part evidence support the proposed intervention?","id":"power-condition-and-intervention-q03","kind":"provenance"}]}]},{"id":"data-preservation-and-next-use","name":"Data preservation and next use","description":"Choose reuse, repair, restoration or retirement while accounting for authorized access and recoverability.","findings":[{"id":"authorized-recoverable-transition","name":"Authorized, recoverable transition","description":"Record permitted actions, backup coverage and the intended next use before an operation changes the device's data or software state.","questions":[{"text":"Who authorizes access, backup or erasure, and which data and application states have a verified preservation path?","id":"authorized-recoverable-transition-q01","kind":"provenance"},{"text":"Given tested functions and recovery limits, should this unit be retained for offline use, repaired, restored or retired?","id":"authorized-recoverable-transition-q02","kind":"action"},{"text":"If transfer or recycling is chosen, how will completion of the authorized data-removal process be verified?","id":"authorized-recoverable-transition-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 iPod Touch (4th generation) 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 iPod Touch (4th generation) this model covers, and on what evidence?","id":"evidence-kinds-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 iPod Touch (4th generation) this model covers, and on what evidence?","id":"evidence-identifiers-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 iPod Touch (4th generation) 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 iPod Touch (4th generation) 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 iPod Touch (4th generation) 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 iPod Touch (4th generation) 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 iPod Touch (4th generation) this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Help the owner restore, back up or wipe their own fourth-generation device.","Identify this generation from model number, cameras and dock connector."],"mustNot":["Recover or copy data from a device the agent's user does not own without permission.","Present it as safe for current web or banking use when its software no longer receives updates.","Sell a device with a swollen battery or a previous owner's data still on it.","Bypass an activation lock on a device not shown to belong to the user."],"requiresHuman":["Wiping or handing on a device that may hold someone else's data."]},"ethics":{"considerations":["Old media players often hold photos, messages and accounts of former owners.","Devices without security updates expose users to attacks."],"affectedParties":["Owners and former owners","Buyers of used devices"]},"owners":{"steward":"The person who owns it.","roles":[],"masterSystems":[]},"relations":[],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.ipod-touch-4th-generation","Wikidata: Q10851023 (https://www.wikidata.org/wiki/Q10851023)"]},"properties":{"applicability":"required","items":["Generation identity evidence: Housing identifiers and software identity linked to a verified generation reference","Storage configuration and free capacity: GB, recording advertised capacity separately from software-reported capacity and free space","Installed operating system: Observed iOS version and build; unknown if inaccessible","Battery endurance: Minutes under a documented workload, brightness, volume and wireless configuration","Battery and charging condition: Untested; charges normally; intermittent; fails to charge; abnormal heat; suspected swelling","Display and input condition: Separate observations for display, touch coverage, Home button, volume buttons and sleep/wake control","Capture and audio condition: Separate test results for front camera, rear camera, microphone, speaker and headphone output","Connection compatibility: Tested relationships to Wi-Fi networks, Bluetooth accessories and 30-pin cables or docks","Application task viability: Not tested; runs offline; works with tested service; launches but service fails; cannot install; cannot launch","Data handling authority: Unit linked to authorized custodian, permitted operations and backup evidence"]},"recognition":{"applicability":"required","items":["A thin handheld touchscreen player with a single home button below the screen.","Front and rear cameras and a wide 30-pin dock connector on the bottom edge."]},"capabilities":{"applicability":"required","items":["Identify the generation and configuration through corroborating physical and software evidence.","Test local media playback, touch input, audio recording and both cameras.","Evaluate a specific legacy application or network task on the installed software.","Charge and transfer data using verified compatible power, cable and host combinations.","Preserve authorized data before choosing a restore, repair or reuse path.","Route a deteriorated unit to appropriate repair, preservation or electronics recycling."]},"hazards":{"applicability":"required","items":["Ageing lithium batteries can swell and crack the case.","Unsupported software leaves it open to known security flaws."]},"interfaces":{"applicability":"required","items":["IEEE 802.11, issued by the Institute of Electrical and Electronics Engineers, applies to its wireless local network connectivity.","Bluetooth Core Specification version 2.1 + EDR, issued by the Bluetooth Special Interest Group, applies to its short-range radio interface."]},"context":{"applicability":"required","items":["This fourth-generation handheld touchscreen device is used for stored media playback, photography, video recording and compatible applications.","It connects to wireless local networks for supported online functions and is also encountered in collections, repair work and digital preservation."]}},"sources":[{"title":"Wikidata item Q10851023: iPod Touch (4th generation)","url":"https://www.wikidata.org/wiki/Q10851023","note":"identity and sense of the item"},{"title":"Wikipedia: IPod Touch (4th generation)","url":"https://en.wikipedia.org/wiki/IPod_Touch_%284th_generation%29","note":"general description of the item"}],"openQuestions":["Which authoritative Apple references establish the complete identifier, storage, color and regional configuration mappings for this generation?","What are the verified generation-specific limits for media formats, camera modes, wireless functions and compatible dock accessories?","Which operating-system restoration, host synchronization and application reinstallation paths remain functional at the time of assessment?","Which original regulatory approvals and power requirements apply to each regional variant, and what evidence supports the compatibility of a proposed charger?","Which replacement batteries and repair procedures have adequate provenance, and what data or installed-software state cannot be recovered after intervention?"],"resources":{"spec":"/models/things/publications/thing-q10851023/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q10851023/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T10:33:50Z","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":"missing","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{},"score":0.941}}