{
    "model": {
        "rank": 3658,
        "code": "thing-q103191",
        "model_id": "vr.tr.homeostasis",
        "name": "homeostasis",
        "purpose": "Enable an agent to identify a homeostatic process, assess whether it maintains specified internal conditions under disturbance, and judge interventions without confusing stability with health or inactivity.",
        "family": "Thing Registry",
        "category": "Activities and processes",
        "status": "research-draft",
        "kind": "thing",
        "plane": "ACT",
        "domain": "ACT.ACT",
        "industry": "",
        "version": "",
        "url": "/models/thing/q103191/",
        "tier": 2,
        "score": 83,
        "payload": {
            "layer": "wikidata",
            "aliases": [
                "immune homeostasis",
                "oral mucosal homeostasis",
                "proteostasis",
                "acid–base homeostasis",
                "energy homeostasis",
                "fluid balance",
                "bicarbonate buffering system",
                "Renal compensation",
                "Respiratory compensation"
            ],
            "aliasCount": 9,
            "merged": 9,
            "knownIn": 83,
            "facets": null,
            "markers": [],
            "lexicalClass": "",
            "senseRank": null,
            "alsoRegisteredAs": null,
            "source": {
                "dataset": "wikidata",
                "item": "Q103191",
                "url": "https://www.wikidata.org/wiki/Q103191",
                "license": "CC0 1.0"
            }
        },
        "research": {
            "vercy": "1.0-draft",
            "publication": {
                "status": "research-draft",
                "adjudicationStatus": "unreviewed",
                "publishableCanonical": false,
                "generatedAt": "2026-09-07T14:48:19Z",
                "providers": [
                    "Codex"
                ],
                "breadth": "recalled by Codex without web access - no source was read",
                "missingProviders": [],
                "pass": 2,
                "cost": {
                    "grok": {
                        "seconds": 28.8,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.3\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a07c56-5755-7912-90c0-91af860963cc\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: homeostasis\nSense to describe: (none recorded)\nDomain code: ACT.ACT\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 004: 1001 reg",
                        "usd": 0,
                        "recall": true
                    },
                    "codex": {
                        "seconds": 71.7,
                        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.3\n--------\nworkdir: R:\\02_PROJECTS\\02_Meta_Models_Platforms\\Ver.cy\\current\\thing-registry-backlog\nmodel: gpt-6-astra\nprovider: openai\napproval: never\nsandbox: read-only\nreasoning effort: none\nreasoning summaries: none\nsession id: 01a07c56-5764-70a2-b654-e8452230628d\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: homeostasis\nRegistry id: vr.tr.homeostasis\nPlane / domain: ACT / ACT.ACT\nRegistry definition: (none recorded)\nNames folded into this entry: (none)\n\n\n"
                    }
                }
            },
            "metaModel": {
                "id": "THING-Q103191",
                "registryId": "vr.tr.homeostasis",
                "name": "homeostasis",
                "version": "0.1.0-research.1",
                "entryKind": "thing",
                "family": "Thing Registry",
                "domain": [
                    "ACT.ACT"
                ],
                "status": "research-draft"
            },
            "canonicalUrl": "https://ver.cy/models/thing/q103191/",
            "model": {
                "registry_id": "vr.tr.homeostasis",
                "name": "homeostasis",
                "purpose": "Enable an agent to identify a homeostatic process, assess whether it maintains specified internal conditions under disturbance, and judge interventions without confusing stability with health or inactivity.",
                "definition": "Homeostasis is the active regulation by which living systems maintain selected internal variables within functionally tolerable ranges despite internal and external disturbances.",
                "scope_statement": "This model owns homeostasis as a regulatory process and explanatory concept: maintenance of selected internal variables within context-dependent viable ranges through compensating activity, including the evidence needed to distinguish demonstrated regulation from apparent stability.",
                "in_scope": [
                    "Definitions of homeostasis, their disciplinary context, and criteria for recognising an instance",
                    "System boundaries, regulated variables, and context-dependent reference ranges",
                    "Sensing, integration, effectors, and compensatory feedback",
                    "Responses to disturbances across relevant timescales",
                    "Regulatory capacity, costs, failure modes, and intervention constraints"
                ],
                "out_of_scope": [
                    "Complete anatomy or physiology of the organism implementing regulation",
                    "General control-system design unrelated to a homeostasis claim",
                    "Thermodynamic equilibrium and passive material stability as standalone phenomena",
                    "Evolutionary adaptation across generations",
                    "Disease diagnosis and treatment protocols",
                    "Allostasis as an independent explanatory framework, except where its boundary with homeostasis must be recorded"
                ],
                "distinguishing_features": [
                    "Identify a variable and show that disturbance evokes activity tending to oppose its displacement; a nearly constant observation alone does not establish homeostasis.",
                    "Distinguish the regulated variable from an effector output: sweating can vary substantially while contributing to regulation of body temperature.",
                    "Test whether observed persistence depends on ongoing regulatory activity rather than passive equilibration or an unchanged environment.",
                    "Specify a reference range and timescale: homeostasis permits bounded fluctuation and does not require exact constancy.",
                    "Separate restoration of a condition from a change in the condition being defended, recording the definition used when classifying anticipatory or shifting-reference regulation."
                ],
                "characteristics": [
                    {
                        "name": "Conceptual interpretation",
                        "kind": "category",
                        "unit_or_values": "Fixed-reference regulation; range-based regulation; context-dependent regulation; other explicitly defined interpretation",
                        "why_it_matters": "Makes the criteria behind a homeostasis claim explicit instead of treating one interpretation as universally settled."
                    },
                    {
                        "name": "Regulated variable",
                        "kind": "relation",
                        "unit_or_values": "Link to a specified quantity, compartment, and measurement method",
                        "why_it_matters": "Identifies what is maintained and prevents confusing regulated conditions with signals or responses."
                    },
                    {
                        "name": "Reference condition",
                        "kind": "measurement",
                        "unit_or_values": "Target or interval in the regulated variable's units, indexed by context and time",
                        "why_it_matters": "Provides the benchmark for judging deviations while allowing justified changes across conditions."
                    },
                    {
                        "name": "Disturbance exposure",
                        "kind": "measurement",
                        "unit_or_values": "Disturbance type, magnitude, duration, and rate in explicitly stated units",
                        "why_it_matters": "A stable variable under negligible challenge provides different evidence from stability under substantial challenge."
                    },
                    {
                        "name": "Regulatory organisation",
                        "kind": "category",
                        "unit_or_values": "Local; distributed; hierarchical; mixed; unresolved",
                        "why_it_matters": "Avoids requiring a single central controller where regulation may arise through interacting components."
                    },
                    {
                        "name": "Recovery behaviour",
                        "kind": "measurement",
                        "unit_or_values": "Response delay and settling time in time units; peak deviation and residual error in variable units",
                        "why_it_matters": "Describes dynamic performance that a steady-state average would conceal."
                    },
                    {
                        "name": "Compensatory reserve",
                        "kind": "state",
                        "unit_or_values": "Available; reduced; saturated; unknown, with supporting observations",
                        "why_it_matters": "A maintained variable can coexist with effectors operating near their limits."
                    },
                    {
                        "name": "Regulatory burden",
                        "kind": "measurement",
                        "unit_or_values": "System-specific energy, material, or effector demand per stated interval",
                        "why_it_matters": "Maintaining one variable can consume resources or compromise another function."
                    }
                ],
                "affordances": [
                    "Assess whether observations support a homeostasis claim or only document stability.",
                    "Map regulated variables to candidate sensors, signals, effectors, and disturbances.",
                    "Compare recovery trajectories under matched contexts and perturbations.",
                    "Detect maintained conditions that conceal rising compensatory effort or depleted reserve.",
                    "Identify observations or bounded perturbations that could distinguish competing regulatory explanations.",
                    "Evaluate proposed interventions against coupled variables, operating limits, and explicit stopping conditions."
                ]
            },
            "sources": [],
            "structure": {
                "bundles": [
                    {
                        "id": "meaning-and-instance",
                        "name": "Meaning and instance",
                        "description": "Establishes which interpretation of homeostasis is being used and what would qualify as an instance.",
                        "rationale": "Without explicit criteria, apparent constancy, feedback, and viability can be treated as interchangeable evidence.",
                        "layers": [
                            {
                                "id": "definition-and-tradition",
                                "name": "Definition and tradition",
                                "description": "Records the selected definition and the disciplinary or theoretical commitments it carries.",
                                "findings": [
                                    {
                                        "id": "homeostasis-definition",
                                        "name": "Homeostasis definition",
                                        "description": "An instance claim needs an attributed definition that states whether it requires a fixed reference, a maintained range, or context-dependent regulation.",
                                        "questions": [
                                            {
                                                "text": "Which author, school, or research community supplies the definition used here, and where is it stated?",
                                                "kind": "provenance",
                                                "id": "homeostasis-definition-q01"
                                            },
                                            {
                                                "text": "Does this definition include changing reference conditions and anticipatory responses, or assign them to another concept?",
                                                "kind": "definition",
                                                "id": "homeostasis-definition-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "instance-boundaries",
                                "name": "Instance boundaries",
                                "description": "Separates demonstrated regulation from descriptive stability and neighbouring concepts.",
                                "findings": [
                                    {
                                        "id": "evidence-of-regulation",
                                        "name": "Evidence of regulation",
                                        "description": "A candidate instance must connect maintained conditions to compensating activity rather than relying solely on a stable time series.",
                                        "questions": [
                                            {
                                                "text": "What observation shows a compensatory response when the proposed regulated variable is disturbed?",
                                                "kind": "measurement",
                                                "id": "evidence-of-regulation-q01"
                                            },
                                            {
                                                "text": "Could passive buffering, environmental constancy, or averaging explain the apparent stability without the proposed regulatory process?",
                                                "kind": "boundary",
                                                "id": "evidence-of-regulation-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "regulated-conditions",
                        "name": "Regulated conditions",
                        "description": "Identifies what is maintained, where it is maintained, and which reference conditions apply.",
                        "rationale": "A system can maintain one internal condition while another varies or deteriorates.",
                        "layers": [
                            {
                                "id": "variables-and-compartments",
                                "name": "Variables and compartments",
                                "description": "Locates the regulated quantities within the relevant system boundary.",
                                "findings": [
                                    {
                                        "id": "regulated-quantity",
                                        "name": "Regulated quantity",
                                        "description": "Each proposed regulated variable needs a quantity, compartment, and distinction from proxy measurements and effector outputs.",
                                        "questions": [
                                            {
                                                "text": "Which quantity is proposed to be regulated, and in which compartment or spatial region?",
                                                "kind": "definition",
                                                "id": "regulated-quantity-q01"
                                            },
                                            {
                                                "text": "Does the measurement capture that quantity directly, or a proxy that could diverge from it?",
                                                "kind": "measurement",
                                                "id": "regulated-quantity-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "references-and-context",
                                "name": "References and context",
                                "description": "Distinguishes defended conditions from descriptive averages and acceptable limits.",
                                "findings": [
                                    {
                                        "id": "reference-range-basis",
                                        "name": "Reference range basis",
                                        "description": "A defended condition, a population reference interval, and a viable range should be recorded separately unless evidence supports their equivalence.",
                                        "questions": [
                                            {
                                                "text": "What evidence identifies the defended condition rather than merely the most commonly observed value?",
                                                "kind": "measurement",
                                                "id": "reference-range-basis-q01"
                                            },
                                            {
                                                "text": "How do activity, developmental stage, daily rhythms, or environmental conditions change the applicable reference?",
                                                "kind": "boundary",
                                                "id": "reference-range-basis-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "compensatory-mechanisms",
                        "name": "Compensatory mechanisms",
                        "description": "Explains how changes are detected and how responses influence the regulated conditions.",
                        "rationale": "Mechanistic links help distinguish causal regulation from correlated responses and reveal where interventions could act.",
                        "layers": [
                            {
                                "id": "sensing-and-integration",
                                "name": "Sensing and integration",
                                "description": "Records candidate sensing and response-selection mechanisms without presuming a central comparator.",
                                "findings": [
                                    {
                                        "id": "detection-to-response",
                                        "name": "Detection to response",
                                        "description": "The model distinguishes measured signals, inferred signals, and the mechanisms that connect them to compensating responses.",
                                        "questions": [
                                            {
                                                "text": "What detects the relevant change, and is it sensing the regulated variable itself or a related signal?",
                                                "kind": "measurement",
                                                "id": "detection-to-response-q01"
                                            },
                                            {
                                                "text": "What evidence supports a central comparator, distributed interactions, or another mechanism for selecting the response?",
                                                "kind": "provenance",
                                                "id": "detection-to-response-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "effectors-and-feedback",
                                "name": "Effectors and feedback",
                                "description": "Traces the causal path from regulatory responses back to maintained conditions.",
                                "findings": [
                                    {
                                        "id": "compensatory-feedback-path",
                                        "name": "Compensatory feedback path",
                                        "description": "A proposed feedback mechanism should state how each effector changes the regulated variable and where that effect can weaken or reverse.",
                                        "questions": [
                                            {
                                                "text": "Through what causal path does each effector oppose displacement of the regulated variable?",
                                                "kind": "definition",
                                                "id": "compensatory-feedback-path-q01"
                                            },
                                            {
                                                "text": "What happens to regulation when the proposed effector or feedback path is selectively weakened?",
                                                "kind": "measurement",
                                                "id": "compensatory-feedback-path-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "disturbance-and-recovery",
                        "name": "Disturbance and recovery",
                        "description": "Characterises regulation through its response to challenges over time.",
                        "rationale": "Homeostatic performance is revealed by the relationship between disturbance and response, including delays and incomplete recovery.",
                        "layers": [
                            {
                                "id": "challenge-profile",
                                "name": "Challenge profile",
                                "description": "Records disturbances at a resolution sufficient to interpret the response.",
                                "findings": [
                                    {
                                        "id": "disturbance-specification",
                                        "name": "Disturbance specification",
                                        "description": "Challenge magnitude, duration, rate, and entry point establish what the regulatory process was required to counteract.",
                                        "questions": [
                                            {
                                                "text": "What disturbance occurred, how quickly did it develop, and where did it enter the system?",
                                                "kind": "measurement",
                                                "id": "disturbance-specification-q01"
                                            },
                                            {
                                                "text": "Was the challenge within the system's ordinary operating conditions or beyond the range for which regulation is claimed?",
                                                "kind": "boundary",
                                                "id": "disturbance-specification-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "response-trajectory",
                                "name": "Response trajectory",
                                "description": "Examines displacement, compensation, and subsequent behaviour across relevant timescales.",
                                "findings": [
                                    {
                                        "id": "recovery-pattern",
                                        "name": "Recovery pattern",
                                        "description": "Response delay, peak displacement, oscillation, and residual deviation distinguish different regulatory states that can share the same average value.",
                                        "questions": [
                                            {
                                                "text": "What are the response delay, maximum deviation, and time to return to the specified range?",
                                                "kind": "measurement",
                                                "id": "recovery-pattern-q01"
                                            },
                                            {
                                                "text": "Does persistent deviation indicate incomplete compensation, a changed defended condition, or an observation window that is too short?",
                                                "kind": "boundary",
                                                "id": "recovery-pattern-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "capacity-and-intervention",
                        "name": "Capacity and intervention",
                        "description": "Relates maintained conditions to regulatory effort, coupled effects, and limits on action.",
                        "rationale": "An apparently maintained variable does not establish adequate reserve, overall health, or the suitability of further intervention.",
                        "layers": [
                            {
                                "id": "reserve-and-tradeoffs",
                                "name": "Reserve and tradeoffs",
                                "description": "Assesses how much compensatory capacity remains and what maintaining the variable costs elsewhere.",
                                "findings": [
                                    {
                                        "id": "compensation-burden",
                                        "name": "Compensation burden",
                                        "description": "Effector demand and resource use are assessed alongside the maintained variable to detect costly or near-limit compensation.",
                                        "questions": [
                                            {
                                                "text": "How close are the relevant effectors to their operating limits while the variable remains within range?",
                                                "kind": "measurement",
                                                "id": "compensation-burden-q01"
                                            },
                                            {
                                                "text": "Which other regulated variables or functions are compromised by sustaining this compensation?",
                                                "kind": "boundary",
                                                "id": "compensation-burden-q02"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "intervention-and-reassessment",
                                "name": "Intervention and reassessment",
                                "description": "Connects proposed actions to a specific regulatory mechanism and observable outcomes.",
                                "findings": [
                                    {
                                        "id": "intervention-target-and-limits",
                                        "name": "Intervention target and limits",
                                        "description": "An action should identify whether it changes the disturbance, sensing, response, or reference condition and how its effects will be reassessed.",
                                        "questions": [
                                            {
                                                "text": "Which part of the proposed homeostatic process would the action change, and what evidence supports the expected effect?",
                                                "kind": "action",
                                                "id": "intervention-target-and-limits-q01"
                                            },
                                            {
                                                "text": "Which variable trajectories, compensatory burdens, or coupled effects would require stopping or revising the action?",
                                                "kind": "action",
                                                "id": "intervention-target-and-limits-q02"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "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.",
                        "rationale": "A model that cannot be lined up against existing standards, identifiers and practice cannot be adopted by anyone who already uses them.",
                        "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.",
                                        "evidence": [
                                            "This describes the biological and physiological sense; the supplied domain code alone does not establish whether an abstract systems sense was intended.",
                                            "Claude Bernard's internal-environment concept and Walter Cannon's formulation are central historical reference points, but precise attribution and wording should be checked.",
                                            "Definitions differ over fixed set points, acceptable ranges and anticipatory regulation; observed constancy alone does not establish homeostasis."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-confidence-notes-q01",
                                                "text": "Which of these check these first hold for the sense of homeostasis this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-kinds",
                                        "name": "Kinds and varieties",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            "Thermoregulation",
                                            "Osmoregulation",
                                            "Glucose homeostasis",
                                            "Acid-base homeostasis",
                                            "Calcium homeostasis",
                                            "Cellular ion homeostasis"
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-kinds-q01",
                                                "text": "Which of these kinds and varieties hold for the sense of homeostasis this model covers, and on what evidence?",
                                                "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.",
                                        "evidence": [
                                            "Physiology uses homeostasis to explain coordinated regulation across cells, organs and organisms.",
                                            "Clinical interpretation uses disturbances of regulated variables to investigate physiological dysfunction.",
                                            "Experimental biology perturbs a system and measures compensation, recovery and residual deviation.",
                                            "Control-theoretic models represent sensing, feedback, effectors and disturbances to investigate biological regulation.",
                                            "Ecology and social theory sometimes extend the term to system persistence, although these uses require separate operational definitions."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-real-world-use-q01",
                                                "text": "Which of these real-world use hold for the sense of homeostasis this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    },
                                    {
                                        "id": "evidence-measurements",
                                        "name": "Typical measurements",
                                        "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                                        "evidence": [
                                            {
                                                "quantity": "Deviation of a regulated variable from its reference value or range",
                                                "typical_range": "Specific to the variable, organism and physiological state; no universal range",
                                                "unit": "The variable's native unit, or a normalized dimensionless deviation"
                                            },
                                            {
                                                "quantity": "Recovery time following a defined perturbation",
                                                "typical_range": "Specific to the regulatory mechanism and perturbation",
                                                "unit": "Seconds, minutes, hours or longer time units"
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-measurements-q01",
                                                "text": "Which of these typical measurements hold for the sense of homeostasis this model covers, and on what evidence?",
                                                "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.",
                                        "evidence": [
                                            "Impaired sensing, signalling or effector action can prevent adequate compensation.",
                                            "Disturbances can exceed a system's regulatory capacity.",
                                            "Feedback delays and inappropriate response strength can produce overshoot or unstable oscillations.",
                                            "Compensation that preserves one variable can impose costs or disrupt another.",
                                            "Apparent stability can conceal substantial compensatory effort and reduced capacity to tolerate further disturbances."
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-failure-modes-and-hazards-q01",
                                                "text": "Which of these failure modes and hazards hold for the sense of homeostasis this model covers, and on what evidence?",
                                                "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.",
                                        "evidence": [
                                            {
                                                "name": "Negative feedback",
                                                "difference": "Negative feedback is a mechanism that opposes deviations; homeostasis is a regulatory function that often uses that mechanism."
                                            },
                                            {
                                                "name": "Allostasis",
                                                "difference": "Allostasis emphasizes anticipatory adjustment and stability through change; its boundary with broader definitions of homeostasis remains contested."
                                            },
                                            {
                                                "name": "Thermodynamic equilibrium",
                                                "difference": "Living homeostatic systems require energy and material flows and operate away from thermodynamic equilibrium."
                                            },
                                            {
                                                "name": "Steady state",
                                                "difference": "A steady state describes approximately constant system variables; demonstrating homeostasis additionally requires evidence of regulation against disturbances."
                                            },
                                            {
                                                "name": "Adaptation",
                                                "difference": "Adaptation can involve evolutionary or acquired changes in function; homeostasis concerns regulation of internal conditions and does not by itself imply evolutionary change."
                                            },
                                            {
                                                "name": "Homeorhesis",
                                                "difference": "Homeorhesis concerns stabilization of a changing trajectory, such as development, rather than maintenance around a relatively stable reference range."
                                            }
                                        ],
                                        "questions": [
                                            {
                                                "id": "evidence-neighbours-q01",
                                                "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of homeostasis this model covers, and on what evidence?",
                                                "kind": "provenance"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "openQuestions": [
                "Which attributed definitions should anchor the registry entry, and how do they differ on fixed references, defended ranges, and anticipatory regulation?",
                "Should the entry cover engineered and social uses of homeostasis as full instances, analogies, or separately linked concepts?",
                "What evidence is sufficient to infer a defended condition when no explicit reference signal or central comparator is identifiable?",
                "How should empirical research distinguish a changed reference condition from persistent error, limited effector capacity, or a different regulatory timescale?",
                "Which measures permit comparison of regulatory reserve and burden across different homeostatic processes without equating local stability with overall health?"
            ],
            "statistics": {
                "bundles": 6,
                "layers": 11,
                "findings": 16,
                "questions": 26
            }
        },
        "draft": {
            "generator": "vr.draft.v3",
            "status": "draft-generated",
            "researched": false,
            "archetype": "abstract concept",
            "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.",
            "facetsInferred": true,
            "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.",
            "purpose": "Give an agent a durable, checkable way to recognise a homeostasis, record what state it is in, and decide what may be done with it.",
            "whatItIs": "Enable an agent to identify a homeostatic process, assess whether it maintains specified internal conditions under disturbance, and judge interventions without confusing stability with health or inactivity.",
            "characteristics": {
                "substance": "activity",
                "origin": "conceptual",
                "agency": "inert"
            },
            "whatYouCanDoWithIt": [
                "observed and measured"
            ],
            "distinguishingFeatures": [
                "Names folded into this entry, which a task may need to split apart again: immune homeostasis, oral mucosal homeostasis, proteostasis, acid–base homeostasis, energy homeostasis, fluid balance, bicarbonate buffering system, Renal compensation, Respiratory compensation.",
                "9 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.",
                "Described in 83 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is."
            ],
            "openQuestionsForResearch": [
                "Which of the bundles below does a real task actually need, and which are ceremony?",
                "What does this thing have that the facets do not capture at all?",
                "Which neighbouring kind is most often confused with a homeostasis, and on what evidence are they told apart?"
            ],
            "whatItIsMadeOf": "something that happens over time",
            "physicalCharacter": [
                "Does nothing on its own; everything it does, something else did to it.",
                "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing."
            ],
            "whatCanBeDoneWithIt": [
                "observe it, measure it, record its state"
            ],
            "howItIsRecognised": [
                "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about."
            ],
            "relatedModels": [
                {
                    "relation": "covers",
                    "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.",
                    "targets": [
                        "immune homeostasis",
                        "oral mucosal homeostasis",
                        "proteostasis",
                        "acid–base homeostasis",
                        "energy homeostasis",
                        "fluid balance",
                        "bicarbonate buffering system",
                        "Renal compensation",
                        "Respiratory compensation"
                    ]
                }
            ],
            "standing": "Described in 83 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 9 finer distinctions are held inside this entry as names rather than as separate models.",
            "structure": {
                "bundles": [
                    {
                        "id": "identity-and-classification",
                        "name": "Identity, naming and classification",
                        "description": "How an agent tells one homeostasis from another, and a homeostasis from things that resemble it.",
                        "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.",
                        "layers": [
                            {
                                "id": "naming-and-identifiers",
                                "name": "Names and identifiers",
                                "description": "The names this thing goes by and the identifiers that survive translation and time.",
                                "findings": [
                                    {
                                        "id": "preferred-name-and-aliases",
                                        "name": "Preferred name, aliases and local names",
                                        "description": "Which name to use, which names mean the same thing, and which merely sound similar.",
                                        "questions": [
                                            {
                                                "id": "preferred-name-and-aliases-q01",
                                                "text": "What identifies and describes the name of a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "preferred-name-and-aliases-q02",
                                                "text": "Who or what asserted this about the name of a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "preferred-name-and-aliases-q03",
                                                "text": "What may an agent decide or do once the name of a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    },
                                    {
                                        "id": "stable-identifiers",
                                        "name": "Stable identifiers and external keys",
                                        "description": "Identifiers that keep pointing at this kind of thing across systems and languages.",
                                        "questions": [
                                            {
                                                "id": "stable-identifiers-q01",
                                                "text": "What identifies and describes an identifier for a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "stable-identifiers-q02",
                                                "text": "Who or what asserted this about an identifier for a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "stable-identifiers-q03",
                                                "text": "What may an agent decide or do once an identifier for a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "classification-and-granularity",
                                "name": "Classification and granularity",
                                "description": "Where a homeostasis sits among kinds, and how finely a task needs to cut it.",
                                "findings": [
                                    {
                                        "id": "kind-and-parents",
                                        "name": "Kind, parents and neighbouring kinds",
                                        "description": "The classes this thing belongs to and the ones it is next to.",
                                        "questions": [
                                            {
                                                "id": "kind-and-parents-q01",
                                                "text": "What identifies and describes the kind of a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "kind-and-parents-q02",
                                                "text": "Who or what asserted this about the kind of a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "kind-and-parents-q03",
                                                "text": "What may an agent decide or do once the kind of a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    },
                                    {
                                        "id": "distinguishing-features",
                                        "name": "Distinguishing features",
                                        "description": "What separates a homeostasis from the things most often confused with it.",
                                        "questions": [
                                            {
                                                "id": "distinguishing-features-q01",
                                                "text": "What identifies and describes what distinguishes a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "distinguishing-features-q02",
                                                "text": "Who or what asserted this about what distinguishes a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "distinguishing-features-q03",
                                                "text": "What may an agent decide or do once what distinguishes a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "state-and-lifecycle",
                        "name": "State and lifecycle",
                        "description": "The states a homeostasis passes through and the events that move it between them.",
                        "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.",
                        "layers": [
                            {
                                "id": "lifecycle-stages",
                                "name": "Lifecycle stages",
                                "description": "From coming into existence to ceasing to be one of these.",
                                "findings": [
                                    {
                                        "id": "stages-and-transitions",
                                        "name": "Stages and transitions",
                                        "description": "The stages worth naming and what moves a homeostasis between them.",
                                        "questions": [
                                            {
                                                "id": "stages-and-transitions-q01",
                                                "text": "What identifies and describes the lifecycle of a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "stages-and-transitions-q02",
                                                "text": "Who or what asserted this about the lifecycle of a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "stages-and-transitions-q03",
                                                "text": "What may an agent decide or do once the lifecycle of a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "observations-and-status",
                                "name": "Observations and current status",
                                "description": "What is observed about a homeostasis, how often and by whom.",
                                "findings": [
                                    {
                                        "id": "observation-record",
                                        "name": "Observation record",
                                        "description": "How an observation of a homeostasis is recorded so that it can be superseded rather than overwritten.",
                                        "questions": [
                                            {
                                                "id": "observation-record-q01",
                                                "text": "What identifies and describes an observation of a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "observation-record-q02",
                                                "text": "Who or what asserted this about an observation of a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "observation-record-q03",
                                                "text": "What may an agent decide or do once an observation of a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "process-and-outcome",
                        "name": "Process, inputs and outcome",
                        "description": "How a homeostasis proceeds, what it needs and what it leaves behind.",
                        "rationale": "An activity is known by its steps and its results, and both have to be recordable while it is still running.",
                        "layers": [
                            {
                                "id": "steps-and-sequence",
                                "name": "Steps and sequence",
                                "description": "The steps of a homeostasis, their order and what may run in parallel.",
                                "findings": [
                                    {
                                        "id": "steps-and-preconditions",
                                        "name": "Steps, preconditions and completion",
                                        "description": "What has to be true before each step of a homeostasis and what marks it done.",
                                        "questions": [
                                            {
                                                "id": "steps-and-preconditions-q01",
                                                "text": "What identifies and describes a step of a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "steps-and-preconditions-q02",
                                                "text": "Who or what asserted this about a step of a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "steps-and-preconditions-q03",
                                                "text": "What may an agent decide or do once a step of a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "inputs-and-results",
                                "name": "Inputs, resources and results",
                                "description": "What a homeostasis consumes and what it produces.",
                                "findings": [
                                    {
                                        "id": "inputs-and-outputs",
                                        "name": "Inputs, outputs and side effects",
                                        "description": "The resources a homeostasis takes and the results it leaves, wanted or not.",
                                        "questions": [
                                            {
                                                "id": "inputs-and-outputs-q01",
                                                "text": "What identifies and describes the inputs and results of a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "inputs-and-outputs-q02",
                                                "text": "Who or what asserted this about the inputs and results of a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "inputs-and-outputs-q03",
                                                "text": "What may an agent decide or do once the inputs and results of a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "definitions-in-contest",
                        "name": "Definitions and who holds them",
                        "description": "What homeostasis is taken to mean, and by whom.",
                        "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.",
                        "layers": [
                            {
                                "id": "competing-definitions",
                                "name": "Competing definitions",
                                "description": "The main readings and the traditions behind them.",
                                "findings": [
                                    {
                                        "id": "definition-map",
                                        "name": "Definitions and their holders",
                                        "description": "Each definition with the school or body that holds it.",
                                        "questions": [
                                            {
                                                "id": "definition-map-q01",
                                                "text": "Which definitions of homeostasis are in use, and which tradition or body holds each?",
                                                "kind": "definition"
                                            },
                                            {
                                                "id": "definition-map-q02",
                                                "text": "What turns on the difference between them in practice?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "operationalisation",
                                "name": "Operationalisation",
                                "description": "How it is measured or applied when it has to be.",
                                "findings": [
                                    {
                                        "id": "operational-record",
                                        "name": "Measures and proxies",
                                        "description": "Instruments and indicators used to stand in for it.",
                                        "questions": [
                                            {
                                                "id": "operational-record-q01",
                                                "text": "How is homeostasis operationalised or measured in practice, and by what instrument?",
                                                "kind": "measurement"
                                            },
                                            {
                                                "id": "operational-record-q02",
                                                "text": "What does that operationalisation leave out, and when does that matter?",
                                                "kind": "boundary"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "instances-and-use",
                        "name": "Instances, use and consequence",
                        "description": "What counts as an instance of homeostasis and what follows from calling something that.",
                        "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.",
                        "layers": [
                            {
                                "id": "instances",
                                "name": "What counts as an instance",
                                "description": "Clear cases, borderline cases and non-cases.",
                                "findings": [
                                    {
                                        "id": "instance-tests",
                                        "name": "Tests for an instance",
                                        "description": "What would settle whether something falls under it.",
                                        "questions": [
                                            {
                                                "id": "instance-tests-q01",
                                                "text": "What would settle whether something is an instance of homeostasis?",
                                                "kind": "boundary"
                                            },
                                            {
                                                "id": "instance-tests-q02",
                                                "text": "Which borderline cases are argued about, and on what grounds?",
                                                "kind": "definition"
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "consequence",
                                "name": "Consequence of application",
                                "description": "Rights, duties or decisions that follow from the label.",
                                "findings": [
                                    {
                                        "id": "consequence-record",
                                        "name": "What the label licenses",
                                        "description": "What an agent may do once something is classified this way.",
                                        "questions": [
                                            {
                                                "id": "consequence-record-q01",
                                                "text": "What follows practically once something is treated as homeostasis?",
                                                "kind": "action"
                                            },
                                            {
                                                "id": "consequence-record-q02",
                                                "text": "What must an agent not infer from the label alone?",
                                                "kind": "action"
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    },
                    {
                        "id": "provenance-and-evidence",
                        "name": "Provenance, evidence and time",
                        "description": "Where every claim about a homeostasis came from and when it held.",
                        "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.",
                        "layers": [
                            {
                                "id": "source-and-authority",
                                "name": "Source and authority",
                                "description": "Who said it, on what evidence, and how strongly.",
                                "findings": [
                                    {
                                        "id": "claim-provenance",
                                        "name": "Claim provenance and confidence",
                                        "description": "The authority behind each claim about a homeostasis and how confident it is.",
                                        "questions": [
                                            {
                                                "id": "claim-provenance-q01",
                                                "text": "What identifies and describes a claim about a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "claim-provenance-q02",
                                                "text": "Who or what asserted this about a claim about a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "claim-provenance-q03",
                                                "text": "What may an agent decide or do once a claim about a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            },
                            {
                                "id": "time-and-versions",
                                "name": "Time, versions and supersession",
                                "description": "When a claim was true, when it was learnt, and what replaced it.",
                                "findings": [
                                    {
                                        "id": "validity-and-supersession",
                                        "name": "Validity period and supersession",
                                        "description": "How an old claim about a homeostasis is retired without being erased.",
                                        "questions": [
                                            {
                                                "id": "validity-and-supersession-q01",
                                                "text": "What identifies and describes the validity of a claim about a homeostasis, and in what units or vocabulary?",
                                                "kind": "definition",
                                                "answer_data": [
                                                    "identifiers",
                                                    "types and classes",
                                                    "values with units",
                                                    "explicit unknowns"
                                                ]
                                            },
                                            {
                                                "id": "validity-and-supersession-q02",
                                                "text": "Who or what asserted this about the validity of a claim about a homeostasis, by which method, and when was it true?",
                                                "kind": "provenance",
                                                "answer_data": [
                                                    "authority",
                                                    "method",
                                                    "evidence",
                                                    "event time",
                                                    "knowledge time"
                                                ]
                                            },
                                            {
                                                "id": "validity-and-supersession-q03",
                                                "text": "What may an agent decide or do once the validity of a claim about a homeostasis is known, and what must it refuse?",
                                                "kind": "action",
                                                "answer_data": [
                                                    "permitted actions",
                                                    "preconditions",
                                                    "refusals",
                                                    "escalation"
                                                ]
                                            }
                                        ]
                                    }
                                ]
                            }
                        ]
                    }
                ]
            },
            "statistics": {
                "bundles": 6,
                "layers": 12,
                "findings": 14,
                "questions": 38
            }
        }
    }
}