{
  "vercy": "1.0-draft",
  "publication": {
    "status": "research-draft",
    "adjudicationStatus": "unreviewed",
    "publishableCanonical": false,
    "generatedAt": "2026-09-12T09:04:38Z",
    "providers": [
      "Codex"
    ],
    "breadth": "recalled by Codex without web access - no source was read",
    "missingProviders": [],
    "pass": 2,
    "cost": {
      "grok": {
        "seconds": 23.3,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\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: 01a094db-55d0-7731-9ff6-1e2e1f10a2cc\n--------\nuser\nDescribe what is already known about one registered thing. Answer as JSON only, no prose around it.\n\nThing: demographics of Haiti\nSense to describe: (none recorded)\nDomain code: INF.KNW\nAlso known as: (none)\n\n\nContext for this batch of 1001 things:\n# Batch 043",
        "usd": 0.0,
        "recall": true
      },
      "codex": {
        "seconds": 81.5,
        "error": "Reading additional input from stdin...\nOpenAI Codex v0.153.4\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: 01a094db-55cc-7df3-a22a-fdd05300e354\n--------\nuser\nYou are drafting a Vercy meta-model for one registered thing. Answer as JSON only, no prose around it.\n\nThing: demographics of Haiti\nRegistry id: vr.tr.demographics-of-haiti\nPlane / domain: INF / INF.KNW\nRegistry definition: (none recorded)\nNames folded into t"
      }
    },
    "enrichment": {
      "pass": 3,
      "engine": "claude",
      "producedAt": "2026-10-06T12:00:00Z",
      "ingestedAt": "2026-10-06T08:45:54+00:00",
      "fields": [
        "agent_conduct",
        "ethics",
        "failure_modes_and_hazards",
        "owners",
        "standards_and_regulation"
      ]
    },
    "gate": {
      "passed": true,
      "version": "1.0",
      "at": "2026-10-07T10:10:29+00:00",
      "evidence": [
        "completeness 1.00",
        "sense: Wikidata description",
        "2 live sources",
        "review by codex: pass"
      ]
    }
  },
  "metaModel": {
    "id": "THING-Q2992378",
    "registryId": "vr.tr.demographics-of-haiti",
    "name": "demographics of Haiti",
    "version": "0.1.0-research.1",
    "entryKind": "thing",
    "family": "Thing Registry",
    "domain": [
      "INF.KNW"
    ],
    "status": "research-draft"
  },
  "canonicalUrl": "https://ver.cy/models/thing/q2992378/",
  "model": {
    "registry_id": "vr.tr.demographics-of-haiti",
    "name": "demographics of Haiti",
    "purpose": "Enable an AI agent to interpret, compare and responsibly use evidence about Haiti's population composition, distribution and change while preserving geographic, temporal and methodological limits.",
    "definition": "The demographics of Haiti describe the size, composition, spatial distribution and change of Haiti's resident population through births, deaths and migration.",
    "scope_statement": "This model owns the demographic description of Haiti's population and the evidence needed to assess it, distinguishing residents within Haiti from Haitian nationals abroad, diaspora populations and temporary or displaced populations.",
    "in_scope": [
      "Population size, age and sex composition within explicitly defined Haitian geographic boundaries and reference periods",
      "Fertility, mortality and the demographic components of population change",
      "Internal migration, international migration and displacement as distinct population processes",
      "Population distribution across departments, communes and explicitly defined urban and rural areas",
      "Household composition and population characteristics such as language, education and self-reported identity",
      "Provenance, coverage, uncertainty and comparability of demographic observations, estimates and projections"
    ],
    "out_of_scope": [
      "Haiti's political history and institutions except where they affect demographic boundaries or measurement",
      "Individual identification, immigration adjudication and nationality determination",
      "Clinical descriptions of diseases and individual medical care",
      "Economic production and public-service operations beyond demographic indicators and planning inputs",
      "A comprehensive account of Haitian culture or the Haitian diaspora independent of its relationship to Haiti's population",
      "Demography as a general discipline, its practitioners and its institutional organisation"
    ],
    "distinguishing_features": [
      "The subject is the population associated with Haiti under a stated residence or membership rule, rather than Haiti's territory or government itself.",
      "A usable population statement specifies its reference date, geographic coverage and whether it describes residents, nationals or another population universe.",
      "Haitians abroad are not automatically included in a resident population denominator; diaspora membership requires a separate definition.",
      "Internal displacement, internal migration and cross-border migration remain distinguishable even when one person experiences all three.",
      "A census count, survey result, modelled estimate and projection are treated as different evidence types rather than interchangeable population facts."
    ],
    "characteristics": [
      {
        "name": "Population universe",
        "kind": "category",
        "unit_or_values": "Usual residents; persons present; nationals; foreign-born residents; explicitly defined diaspora population",
        "why_it_matters": "Determines who belongs in Haiti's demographic totals and prevents incompatible denominators from being combined."
      },
      {
        "name": "Population size",
        "kind": "measurement",
        "unit_or_values": "Persons, with reference date, geographic coverage, evidence type and uncertainty",
        "why_it_matters": "Provides the denominator for demographic rates and population-based planning."
      },
      {
        "name": "Age and sex composition",
        "kind": "measurement",
        "unit_or_values": "Persons or percentage by stated age bands and source-defined sex categories",
        "why_it_matters": "Supports assessment of population structure and comparison of cohorts without silently changing classifications."
      },
      {
        "name": "Fertility and mortality",
        "kind": "measurement",
        "unit_or_values": "Indicator-specific units such as births per woman, deaths per 1,000 population or years of life expectancy",
        "why_it_matters": "Explains natural population change and requires explicit periods, denominators and estimation methods."
      },
      {
        "name": "Migration and displacement",
        "kind": "measurement",
        "unit_or_values": "Persons, movements or rates, classified by origin, destination, period and stock-versus-flow basis",
        "why_it_matters": "Separates population redistribution from international population change and repeated movements."
      },
      {
        "name": "Geographic allocation",
        "kind": "relation",
        "unit_or_values": "Population linked to versioned department, commune, metropolitan or urban-rural boundaries",
        "why_it_matters": "Allows subnational comparison while exposing changes in boundaries and settlement definitions."
      },
      {
        "name": "Household and social composition",
        "kind": "measurement",
        "unit_or_values": "Counts, shares or distributions using documented household, language, education and identity categories",
        "why_it_matters": "Describes population differences without assuming that residence, language, nationality and identity coincide."
      },
      {
        "name": "Evidence fitness",
        "kind": "state",
        "unit_or_values": "Suitable for stated use; usable with qualifications; unsuitable; unresolved",
        "why_it_matters": "Connects coverage, age, uncertainty and methodological limitations to a specific proposed use."
      }
    ],
    "affordances": [
      "Build a dated demographic profile of Haiti with traceable population definitions and source limitations.",
      "Compare national and subnational indicators after checking boundaries, denominators and reference periods.",
      "Explain population change through births, deaths and international migration while distinguishing internal redistribution.",
      "Identify disagreements between census-based series, surveys, administrative records and modelled estimates for investigation.",
      "Assess whether demographic evidence supports a proposed planning decision at the requested geographic scale.",
      "Report uncertainty and withhold unsupported precision or sensitive small-group breakdowns."
    ],
    "agent_conduct": {
      "may": [
        "Report population figures for Haiti from official and reputable sources with dates and methods.",
        "Explain trends in births, deaths and migration in neutral terms."
      ],
      "must_not": [
        "Present estimates as exact counts or outdated figures as current.",
        "Use demographic data to stigmatise Haitians or migrants.",
        "Reveal personal data about individuals from surveys or records.",
        "Present population figures in a way that supports discrimination or exclusion."
      ],
      "requires_human": [
        "Publishing analysis that could affect aid, migration or policy decisions."
      ]
    },
    "ethics": {
      "considerations": [
        "Haiti's population has faced disasters and crises, so data shapes aid and policy.",
        "Migration data can be misused to stoke hostility toward Haitians."
      ],
      "affected_parties": [
        "Haitians",
        "Haitian migrants",
        "Aid organizations"
      ]
    },
    "owners": {
      "steward": "Nobody owns it; the national statistics office keeps the official records.",
      "master_systems": [
        "National census and civil registration records"
      ]
    },
    "failure_modes_and_hazards": [
      "Census gaps and displacement make figures uncertain.",
      "Misuse of data can fuel discrimination against migrants."
    ],
    "standards_and_regulation": [
      "Principles and Recommendations for Population and Housing Censuses, United Nations Statistics Division."
    ],
    "what_it_is_for": [
      "Demographic evidence about Haiti supports population research, public service planning and humanitarian needs assessment.",
      "It is used to examine population distribution and change while accounting for migration, displacement and differences in data coverage."
    ],
    "facets_not_applicable": {
      "recognition": "Demographics is an abstract body of statistical knowledge without an intrinsic visual appearance."
    }
  },
  "sources": [
    {
      "id": "wikidata",
      "title": "Wikidata item Q2992378: demographics of Haiti",
      "url": "https://www.wikidata.org/wiki/Q2992378",
      "url_status": "live",
      "what_it_supports": "identity and sense of the item",
      "checked_by": "wikidata-api"
    },
    {
      "id": "wikipedia-en",
      "title": "Wikipedia: Demographics of Haiti",
      "url": "https://en.wikipedia.org/wiki/Demographics_of_Haiti",
      "url_status": "live",
      "what_it_supports": "general description of the item",
      "checked_by": "wikidata-api sitelink"
    }
  ],
  "structure": {
    "bundles": [
      {
        "id": "haiti-population-boundaries",
        "name": "Haiti population boundaries",
        "description": "Defines the population and territory to which a demographic statement about Haiti applies.",
        "rationale": "Residence in Haiti, Haitian nationality and diaspora affiliation can produce different totals and must not be silently substituted.",
        "layers": [
          {
            "id": "residence-nationality-diaspora",
            "name": "Residence, nationality and diaspora",
            "description": "Separates demographic membership rules relevant to Haiti and populations connected to it abroad.",
            "findings": [
              {
                "id": "population-membership-rule",
                "name": "Population membership rule",
                "description": "Record the inclusion rule before interpreting a total, including treatment of temporary absence, visitors and residents without Haitian nationality.",
                "questions": [
                  {
                    "text": "Does this source describe usual residents of Haiti, people present in Haiti, Haitian nationals or a defined diaspora population?",
                    "kind": "definition",
                    "id": "population-membership-rule-q01"
                  },
                  {
                    "text": "How does it treat Haitians living abroad, temporary returnees and foreign nationals residing in Haiti?",
                    "kind": "boundary",
                    "id": "population-membership-rule-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "haitian-territorial-units",
            "name": "Haitian territorial units",
            "description": "Anchors population statements to dated national and subnational geographic definitions.",
            "findings": [
              {
                "id": "geographic-reference-frame",
                "name": "Geographic reference frame",
                "description": "Record the boundary version and geographic crosswalk needed to compare departments, communes and the Port-au-Prince metropolitan area.",
                "questions": [
                  {
                    "text": "Which department and commune boundaries apply to this reference date, and how does the source delimit metropolitan Port-au-Prince?",
                    "kind": "boundary",
                    "id": "geographic-reference-frame-q01"
                  },
                  {
                    "text": "Can observations from different boundary versions be reconciled without treating an administrative change as population growth?",
                    "kind": "measurement",
                    "id": "geographic-reference-frame-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "population-size-and-renewal",
        "name": "Population size and renewal",
        "description": "Describes Haiti's population stock, cohort structure and change through births and deaths.",
        "rationale": "Population totals alone cannot explain cohort needs or distinguish natural increase from migration and revisions to estimates.",
        "layers": [
          {
            "id": "population-stock-and-cohorts",
            "name": "Population stock and cohorts",
            "description": "Organises dated totals and age-sex distributions using compatible population universes.",
            "findings": [
              {
                "id": "dated-population-structure",
                "name": "Dated population structure",
                "description": "Treat totals and age-sex distributions as observations or estimates tied to a specific date and coverage rule.",
                "questions": [
                  {
                    "text": "What population total and age-sex distribution are supported for the selected date, and are they observed, estimated or projected?",
                    "kind": "measurement",
                    "id": "dated-population-structure-q01"
                  },
                  {
                    "text": "Do the age-sex components sum to the stated Haiti total, and how are unknown ages or unreported categories handled?",
                    "kind": "measurement",
                    "id": "dated-population-structure-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "births-deaths-natural-change",
            "name": "Births, deaths and natural change",
            "description": "Examines fertility, mortality and their contribution to changes in Haiti's population.",
            "findings": [
              {
                "id": "vital-rates-and-completeness",
                "name": "Vital rates and completeness",
                "description": "Require indicator definitions and an assessment of event coverage before interpreting fertility, mortality or natural increase.",
                "questions": [
                  {
                    "text": "Which records, surveys or demographic methods support Haiti's birth and death estimates, and what gaps or adjustments are documented?",
                    "kind": "provenance",
                    "id": "vital-rates-and-completeness-q01"
                  },
                  {
                    "text": "Are fertility, mortality and life-expectancy measures aligned in period and population coverage sufficiently to explain the reported population change?",
                    "kind": "measurement",
                    "id": "vital-rates-and-completeness-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "settlement-migration-and-displacement",
        "name": "Settlement, migration and displacement",
        "description": "Tracks where people live within Haiti and how internal movement, cross-border movement and displacement affect that distribution.",
        "rationale": "National totals can conceal local population shifts, while movement counts can overstate the number of distinct people involved.",
        "layers": [
          {
            "id": "settlement-and-internal-mobility",
            "name": "Settlement and internal mobility",
            "description": "Connects urban-rural distribution and movement between Haitian localities to consistent settlement definitions.",
            "findings": [
              {
                "id": "redistribution-within-haiti",
                "name": "Redistribution within Haiti",
                "description": "Distinguish actual movement from reclassification of settlements and distinguish usual residence from current presence.",
                "questions": [
                  {
                    "text": "How does the source define urban and rural Haiti, and are apparent changes attributable to movement, natural increase or reclassification?",
                    "kind": "definition",
                    "id": "redistribution-within-haiti-q01"
                  },
                  {
                    "text": "Which origin-destination evidence supports movement between Port-au-Prince and other communes, and what residence interval does it measure?",
                    "kind": "measurement",
                    "id": "redistribution-within-haiti-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "cross-border-and-forced-movement",
            "name": "Cross-border and forced movement",
            "description": "Separates international migration, return and internal displacement by event, person and reference period.",
            "findings": [
              {
                "id": "movement-stock-flow-accounting",
                "name": "Movement stock and flow accounting",
                "description": "Maintain distinct counts for people currently displaced, displacement events, international departures and returns, including movement across the Haiti-Dominican Republic border.",
                "questions": [
                  {
                    "text": "Does each figure count unique people, border crossings, displacement episodes or people in a status on a specified date?",
                    "kind": "definition",
                    "id": "movement-stock-flow-accounting-q01"
                  },
                  {
                    "text": "How are repeat displacement, return, onward migration and movements across the Dominican Republic border reconciled without double counting?",
                    "kind": "measurement",
                    "id": "movement-stock-flow-accounting-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "households-and-population-composition",
        "name": "Households and population composition",
        "description": "Describes household arrangements and measured social characteristics within Haiti's population.",
        "rationale": "Demographic interpretation requires household and social categories that reflect the source's questions rather than assumptions about Haitian identity.",
        "layers": [
          {
            "id": "household-membership-and-living-arrangements",
            "name": "Household membership and living arrangements",
            "description": "Defines household units and accounts for living arrangements that may fall outside conventional household samples.",
            "findings": [
              {
                "id": "household-coverage",
                "name": "Household coverage",
                "description": "Document who counts as a household member and whether temporary accommodation, collective settings and absent members are covered.",
                "questions": [
                  {
                    "text": "How is a household defined, and how are members temporarily abroad or displaced elsewhere within Haiti treated?",
                    "kind": "definition",
                    "id": "household-coverage-q01"
                  },
                  {
                    "text": "Are people in collective accommodation, displacement sites or without conventional housing included in household statistics?",
                    "kind": "boundary",
                    "id": "household-coverage-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "language-education-and-identity",
            "name": "Language, education and identity",
            "description": "Records source-defined social characteristics without treating language, nationality, ancestry or religion as substitutes for one another.",
            "findings": [
              {
                "id": "social-category-interpretation",
                "name": "Social category interpretation",
                "description": "Preserve question wording, response options and respondent eligibility for language, literacy, education and self-reported identity measures.",
                "questions": [
                  {
                    "text": "Do language measures distinguish Haitian Creole and French by home use, proficiency, literacy or another explicitly stated criterion?",
                    "kind": "definition",
                    "id": "social-category-interpretation-q01"
                  },
                  {
                    "text": "Which education and identity categories were actually collected, for which ages, and can their wording support comparisons across sources?",
                    "kind": "provenance",
                    "id": "social-category-interpretation-q02"
                  }
                ]
              }
            ]
          }
        ]
      },
      {
        "id": "haiti-demographic-evidence-and-use",
        "name": "Haiti demographic evidence and use",
        "description": "Assesses the provenance, uncertainty and decision fitness of demographic evidence about Haiti.",
        "rationale": "An agent needs to distinguish documented observations from estimates and decide when geographic detail or apparent precision exceeds the evidence.",
        "layers": [
          {
            "id": "source-lineage-and-comparability",
            "name": "Source lineage and comparability",
            "description": "Identifies primary evidence, revisions and dependencies among national and international demographic series.",
            "findings": [
              {
                "id": "demographic-source-lineage",
                "name": "Demographic source lineage",
                "description": "Trace candidate figures from Haiti's statistical authorities and international providers to their underlying counts, surveys or models before treating agreement as independent corroboration.",
                "questions": [
                  {
                    "text": "Which underlying enumeration, survey, administrative record or estimation model supports each selected Haiti series?",
                    "kind": "provenance",
                    "id": "demographic-source-lineage-q01"
                  },
                  {
                    "text": "Do apparently independent figures reuse the same baseline, and which revisions explain differences between published vintages?",
                    "kind": "provenance",
                    "id": "demographic-source-lineage-q02"
                  }
                ]
              }
            ]
          },
          {
            "id": "uncertainty-and-planning-fitness",
            "name": "Uncertainty and planning fitness",
            "description": "Relates data coverage, projection assumptions and disclosure risk to the proposed use.",
            "findings": [
              {
                "id": "permitted-demographic-inference",
                "name": "Permitted demographic inference",
                "description": "Determine whether available evidence supports a national summary, local planning denominator or scenario, and document unresolved limitations.",
                "questions": [
                  {
                    "text": "What uncertainty follows from the age of the baseline, inaccessible areas, population movement and any assumptions used to update Haiti's population?",
                    "kind": "measurement",
                    "id": "permitted-demographic-inference-q01"
                  },
                  {
                    "text": "For the proposed planning task, should the agent use a range, aggregate to a broader geography or withhold a sensitive or unsupported breakdown?",
                    "kind": "action",
                    "id": "permitted-demographic-inference-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 is a recall-based subject description; no sources were consulted.",
                  "Numerical measurements are omitted because population, fertility, mortality and migration figures require a reference year, source and estimation method.",
                  "Check the Institut Haïtien de Statistique et d'Informatique and relevant United Nations statistical publications for census coverage, updated estimates and geographic definitions."
                ],
                "questions": [
                  {
                    "id": "evidence-confidence-notes-q01",
                    "text": "Which of these check these first hold for the sense of demographics of Haiti 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": [
                  "Population size and growth",
                  "Age and sex composition",
                  "Fertility and mortality",
                  "Migration and displacement",
                  "Population distribution and urbanization",
                  "Household and sociocultural composition"
                ],
                "questions": [
                  {
                    "id": "evidence-kinds-q01",
                    "text": "Which of these kinds and varieties hold for the sense of demographics of Haiti this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-identifiers",
                "name": "Identifiers and schemes",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  {
                    "scheme": "ISO 3166-1",
                    "value_or_pattern": "HT; HTI; 332",
                    "note": "Haiti's alpha-2, alpha-3 and numeric country codes identify the geographic unit, not demographics as a distinct subject."
                  },
                  {
                    "scheme": "UN M49",
                    "value_or_pattern": "332",
                    "note": "Haiti's statistical country code supports international demographic comparisons."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-identifiers-q01",
                    "text": "Which of these identifiers and schemes hold for the sense of demographics of Haiti this model covers, and on what evidence?",
                    "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.",
                "evidence": [
                  "United Nations Statistics Division: Principles and Recommendations for Population and Housing Censuses.",
                  "United Nations Statistics Division: Principles and Recommendations for a Vital Statistics System."
                ],
                "questions": [
                  {
                    "id": "evidence-standards-and-regulation-q01",
                    "text": "Which of these standards and regulation hold for the sense of demographics of Haiti 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": [
                  "Planning schools, health services, housing and water infrastructure.",
                  "Estimating population exposure and humanitarian needs after disasters or displacement.",
                  "Assessing maternal and child health and demographic change.",
                  "Allocating public resources across administrative areas.",
                  "Studying migration, urbanization and household composition."
                ],
                "questions": [
                  {
                    "id": "evidence-real-world-use-q01",
                    "text": "Which of these real-world use hold for the sense of demographics of Haiti 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": [
                  "Treating population projections or survey estimates as direct census counts.",
                  "Undercounting displaced people, informal settlements and populations in areas difficult to survey.",
                  "Incomplete birth and death registration biasing fertility and mortality estimates.",
                  "Combining statistics with different reference years, geographic boundaries or residence definitions.",
                  "Conflating residents of Haiti with Haitian nationals or people of Haitian ancestry living abroad."
                ],
                "questions": [
                  {
                    "id": "evidence-failure-modes-and-hazards-q01",
                    "text": "Which of these failure modes and hazards hold for the sense of demographics of Haiti this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              },
              {
                "id": "evidence-regional-variation",
                "name": "Regional variation",
                "description": "Recalled without web access and unsourced; every item is a lead to verify.",
                "evidence": [
                  "National averages conceal differences among departments, communes and urban and rural populations.",
                  "The Port-au-Prince metropolitan area requires separate attention to population concentration, settlement patterns and mobility.",
                  "Migration and displacement can change local population distributions faster than statistical reporting captures."
                ],
                "questions": [
                  {
                    "id": "evidence-regional-variation-q01",
                    "text": "Which of these regional variation hold for the sense of demographics of Haiti 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": "Demography",
                    "difference": "Demography supplies general theories and methods; demographics of Haiti applies them to a particular national population."
                  },
                  {
                    "name": "Geography of Haiti",
                    "difference": "Geography encompasses physical environments and spatial relationships; demographics focuses on population characteristics and change."
                  },
                  {
                    "name": "Haitian diaspora",
                    "difference": "The diaspora concerns populations of Haitian origin abroad; Haiti's resident population is defined primarily by residence."
                  },
                  {
                    "name": "Economy of Haiti",
                    "difference": "Economic analysis concerns production, income and exchange; demographic analysis concerns populations, although labor and household studies overlap."
                  }
                ],
                "questions": [
                  {
                    "id": "evidence-neighbours-q01",
                    "text": "Which of these neighbouring kinds and how to tell them apart hold for the sense of demographics of Haiti this model covers, and on what evidence?",
                    "kind": "provenance"
                  }
                ]
              }
            ]
          }
        ]
      }
    ]
  },
  "openQuestions": [
    "Which completed population enumeration provides the latest usable baseline for Haiti, and what coverage assessments and subsequent revisions are available?",
    "Which national and international population series can be reconciled for a common reference date, residence definition and geographic boundary version?",
    "How adequately do available sources capture international migration, returns and repeated internal displacement without counting the same people more than once?",
    "Which department, commune and urban-rural comparisons remain defensible after accounting for boundary changes, sample limitations and uneven access?",
    "Which household, language, education and self-reported identity measures have sufficiently documented questions and coverage for responsible publication?"
  ],
  "statistics": {
    "bundles": 6,
    "layers": 11,
    "findings": 18,
    "questions": 28
  }
}
