{
  "generated_at": "2026-07-29T19:58:38.050193+00:00",
  "generator": "Project Helios",
  "disclaimer": "Helios infers development activity from public records. Confidence scores are model output, not fact. Helios does not assert the identity of any facility operator unless a direct filing establishes it. Estimates are labelled as such and must not be cited as measurements.",
  "site": {
    "project_code": "AZ-CHANDLER-001",
    "jurisdiction": "Chandler",
    "county": "Maricopa",
    "site_kind": "hyperscale_campus",
    "site_kind_assertion": "reported",
    "current_stage": 7,
    "current_stage_label": "Operational",
    "current_confidence": 38.86,
    "total_acres": 66.083,
    "first_signal_date": "2022-04-04",
    "latest_signal_date": "2026-07-28",
    "operator_status": "not_established",
    "summary": "1 parcel(s) totalling 66.1 acres near 2605 S ELLIS ST, Chandler. Title of record is held by CI PHOENIX-CHANDLER I-VII LLC. Helios has not established which organization, if any, operates or will operate a facility here.",
    "boundary": {
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  "evidence": [
    {
      "id": "b617df5e-8d24-4766-bdb5-f5636e1183e8",
      "evidence_kind": "large_industrial_parcel_acquisition",
      "summary": "Organization-held industrial parcel of 66.1 acres transferred on 2022-04-04, at or above the 20-acre campus-scale threshold.",
      "snippet": "DeedNumber = 20220297495; DeedDate = 2022-04-04; LotSize_Acre = 66.08299",
      "snippet_locator": "$.features[5].attributes.DeedDate",
      "observed_at": "2022-04-04",
      "assertion_class": "reported",
      "extraction_method": "structured_feed",
      "polarity": "supporting",
      "confidence": 0.9,
      "human_review_status": "not_reviewed",
      "is_standing_condition": false,
      "normalized_values": {
        "fields": [
          {
            "name": "lot_size_acres",
            "value": 66.083,
            "locator": "$.features[5].attributes.LotSize_Acre",
            "raw_text": "66.08299",
            "raw_unit": "acres",
            "confidence": 0.95,
            "assertion_class": "reported",
            "normalized_unit": "acres",
            "extraction_method": "structured_feed"
          },
          {
            "name": "deed_number",
            "value": "20220297495",
            "locator": "$.features[5].attributes.DeedNumber",
            "raw_text": "20220297495",
            "raw_unit": null,
            "confidence": 0.98,
            "assertion_class": "reported",
            "normalized_unit": null,
            "extraction_method": "structured_feed"
          }
        ],
        "is_standing_condition": false
      },
      "source": {
        "document_id": "2f6efd07-7c10-4f43-94f2-5b714de87e97",
        "document_version_id": "4f91c5f4-4b77-4df5-b8c8-7edca03375aa",
        "source_slug": "maricopa-assessor-parcels",
        "source_name": "Maricopa County Assessor Parcel Layer",
        "agency": "Maricopa County Assessor / Maricopa County GIS",
        "source_url": "https://example.invalid/recorded",
        "retrieved_at": "2026-07-25T21:30:00Z",
        "content_sha256": "77af6d6d43febde9b56073b5a2200e2713b9331b31345f146047d2723a8a5008",
        "parser_version": "0.1.0",
        "attribution_text": "Parcel data courtesy of Maricopa County Assessor / Maricopa County GIS."
      }
    },
    {
      "id": "bc8ea090-1d2b-403a-80e5-3ff4e5efd156",
      "evidence_kind": "shell_entity_ownership",
      "summary": "Title is held by CI PHOENIX-CHANDLER I-VII LLC, whose name shows single-purpose-entity characteristics (pass-through legal form (LLC)). This is a weak signal only: project-specific entities are routine in ordinary commercial real estate and imply no particular parent.",
      "snippet": "OwnerName = CI PHOENIX-CHANDLER I-VII LLC",
      "snippet_locator": "$.features[5].attributes.OwnerName",
      "observed_at": "2022-04-04",
      "assertion_class": "inferred",
      "extraction_method": "pattern_rule",
      "polarity": "supporting",
      "confidence": 0.45,
      "human_review_status": "not_reviewed",
      "is_standing_condition": false,
      "normalized_values": {
        "fields": [
          {
            "name": "owner_name",
            "value": "CI PHOENIX-CHANDLER I-VII LLC",
            "locator": "$.features[5].attributes.OwnerName",
            "raw_text": "CI PHOENIX-CHANDLER I-VII LLC",
            "raw_unit": null,
            "confidence": 0.95,
            "assertion_class": "reported",
            "normalized_unit": null,
            "extraction_method": "structured_feed"
          }
        ],
        "is_standing_condition": false
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      "source": {
        "document_id": "2f6efd07-7c10-4f43-94f2-5b714de87e97",
        "document_version_id": "4f91c5f4-4b77-4df5-b8c8-7edca03375aa",
        "source_slug": "maricopa-assessor-parcels",
        "source_name": "Maricopa County Assessor Parcel Layer",
        "agency": "Maricopa County Assessor / Maricopa County GIS",
        "source_url": "https://example.invalid/recorded",
        "retrieved_at": "2026-07-25T21:30:00Z",
        "content_sha256": "77af6d6d43febde9b56073b5a2200e2713b9331b31345f146047d2723a8a5008",
        "parser_version": "0.1.0",
        "attribution_text": "Parcel data courtesy of Maricopa County Assessor / Maricopa County GIS."
      }
    },
    {
      "id": "f2cb1232-9ec2-48a8-9a94-434c01651a31",
      "evidence_kind": "dedicated_substation_proximity",
      "summary": "Unnamed substation tagged 69 kV lies 0 m from the site boundary, close enough for a dedicated connection to be practical. Proximity is a locational precondition, not evidence that this substation serves the site.",
      "snippet": "name = None; operator = unknown; max_voltage_kv = 69.0",
      "snippet_locator": "https://www.openstreetmap.org/way/318676416",
      "observed_at": "2026-07-25",
      "assertion_class": "calculated",
      "extraction_method": "geometry_operation",
      "polarity": "supporting",
      "confidence": 0.95,
      "human_review_status": "not_reviewed",
      "is_standing_condition": true,
      "normalized_values": {
        "match_method": "substation_proximity",
        "operator_name": null,
        "max_voltage_kv": 69.0,
        "distance_meters": 0.0,
        "is_standing_condition": true
      },
      "source": {
        "document_id": "b8abfb58-b6bf-43d9-a88d-3b29d8a9db78",
        "document_version_id": "ad75ee7e-5363-44ab-a65c-26f4f7b68b2f",
        "source_slug": "osm-power-infrastructure",
        "source_name": "OpenStreetMap Power Infrastructure (Overpass API)",
        "agency": "OpenStreetMap contributors",
        "source_url": "https://example.invalid/recorded",
        "retrieved_at": "2026-07-25T21:30:00Z",
        "content_sha256": "b780b9bfc5c677683c8cde030c3a6581404f52cfeebcce02ca795d5d2d86e7b4",
        "parser_version": "0.1.0",
        "attribution_text": "Power infrastructure data (c) OpenStreetMap contributors, ODbL."
      }
    },
    {
      "id": "654a14a0-b232-4db4-ba7a-19710e760bb0",
      "evidence_kind": "assessor_data_center_classification",
      "summary": "Maricopa County Assessor currently classifies this parcel's property use as DATA CENTERS (use code 1507).",
      "snippet": "PropertyUseDescription = DATA CENTERS",
      "snippet_locator": "$.features[5].attributes.PropertyUseDescription",
      "observed_at": "2026-07-28",
      "assertion_class": "reported",
      "extraction_method": "structured_feed",
      "polarity": "supporting",
      "confidence": 0.95,
      "human_review_status": "not_reviewed",
      "is_standing_condition": true,
      "normalized_values": {
        "fields": [
          {
            "name": "land_use_description",
            "value": "DATA CENTERS",
            "locator": "$.features[5].attributes.PropertyUseDescription",
            "raw_text": "DATA CENTERS",
            "raw_unit": null,
            "confidence": 0.95,
            "assertion_class": "reported",
            "normalized_unit": null,
            "extraction_method": "structured_feed"
          }
        ],
        "is_standing_condition": true
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      "source": {
        "document_id": "2f6efd07-7c10-4f43-94f2-5b714de87e97",
        "document_version_id": "4f91c5f4-4b77-4df5-b8c8-7edca03375aa",
        "source_slug": "maricopa-assessor-parcels",
        "source_name": "Maricopa County Assessor Parcel Layer",
        "agency": "Maricopa County Assessor / Maricopa County GIS",
        "source_url": "https://example.invalid/recorded",
        "retrieved_at": "2026-07-25T21:30:00Z",
        "content_sha256": "77af6d6d43febde9b56073b5a2200e2713b9331b31345f146047d2723a8a5008",
        "parser_version": "0.1.0",
        "attribution_text": "Parcel data courtesy of Maricopa County Assessor / Maricopa County GIS."
      }
    }
  ],
  "stage_history": [
    {
      "id": "49ef5ca2-f011-4a97-84a6-cbd30d6e3421",
      "from_stage": 0,
      "from_stage_label": null,
      "to_stage": 7,
      "to_stage_label": "Operational",
      "effective_date": "2022-04-04",
      "detected_at": "2026-07-28T17:30:32.225163Z",
      "is_downgrade": false,
      "confidence": 32.66,
      "rationale": "Stage advanced from 0 (No known development) to 7 (Operational) at 33% confidence. Principal evidence: Assessor classifies property use as data centre; Large industrial parcel acquisition; Single-purpose entity holds title.",
      "triggering_evidence_ids": [
        "654a14a0-b232-4db4-ba7a-19710e760bb0",
        "b617df5e-8d24-4766-bdb5-f5636e1183e8",
        "bc8ea090-1d2b-403a-80e5-3ff4e5efd156"
      ],
      "detection_lag_days": 1576
    }
  ],
  "predictions": [
    {
      "id": "0988a45a-6207-43c9-8a8c-6fb410f64305",
      "calculated_at": "2026-07-28T17:30:32.222367Z",
      "as_of_date": "2026-07-28",
      "predicted_stage": 7,
      "predicted_stage_label": "Operational",
      "raw_score": 29.525,
      "confidence": 38.86,
      "confidence_band": "low",
      "positive_contribution": 29.525,
      "negative_contribution": 0.0,
      "evidence_considered": 4,
      "distinct_evidence_kinds": 4,
      "is_backtest": false,
      "summary": "39% confidence from 4 evidence records across 4 distinct kinds; stage 7 (Operational).",
      "model_name": "helios-rule-based",
      "model_version": "0.1.0",
      "explanations": [
        {
          "rule_id": "assessor-data-center-classification",
          "evidence_kind": "assessor_data_center_classification",
          "label": "Assessor classifies property use as data centre",
          "detail": "Maricopa County Assessor currently classifies this parcel's property use as DATA CENTERS (use code 1507).",
          "base_weight": 20.0,
          "applied_weight": 19.0,
          "confidence_multiplier": 0.95,
          "recency_multiplier": 1.0,
          "polarity": "supporting",
          "evidence_record_id": "654a14a0-b232-4db4-ba7a-19710e760bb0"
        },
        {
          "rule_id": "dedicated-substation-proximity",
          "evidence_kind": "dedicated_substation_proximity",
          "label": "High-voltage substation in close proximity",
          "detail": "Unnamed substation tagged 69 kV lies 0 m from the site boundary, close enough for a dedicated connection to be practical. Proximity is a locational precondition, not evidence that this substation serves the site.",
          "base_weight": 8.0,
          "applied_weight": 7.6,
          "confidence_multiplier": 0.95,
          "recency_multiplier": 1.0,
          "polarity": "supporting",
          "evidence_record_id": "f2cb1232-9ec2-48a8-9a94-434c01651a31"
        },
        {
          "rule_id": "large-industrial-parcel-acquisition",
          "evidence_kind": "large_industrial_parcel_acquisition",
          "label": "Large industrial parcel acquisition",
          "detail": "Organization-held industrial parcel of 66.1 acres transferred on 2022-04-04, at or above the 20-acre campus-scale threshold.",
          "base_weight": 10.0,
          "applied_weight": 2.25,
          "confidence_multiplier": 0.9,
          "recency_multiplier": 0.25,
          "polarity": "supporting",
          "evidence_record_id": "b617df5e-8d24-4766-bdb5-f5636e1183e8"
        },
        {
          "rule_id": "shell-entity-ownership",
          "evidence_kind": "shell_entity_ownership",
          "label": "Single-purpose entity holds title",
          "detail": "Title is held by CI PHOENIX-CHANDLER I-VII LLC, whose name shows single-purpose-entity characteristics (pass-through legal form (LLC)). This is a weak signal only: project-specific entities are routine in ordinary commercial real estate and imply no particular parent.",
          "base_weight": 6.0,
          "applied_weight": 0.675,
          "confidence_multiplier": 0.45,
          "recency_multiplier": 0.25,
          "polarity": "supporting",
          "evidence_record_id": "bc8ea090-1d2b-403a-80e5-3ff4e5efd156"
        }
      ]
    },
    {
      "id": "fa892d85-68e7-462d-9d0a-bfa65ac49c2d",
      "calculated_at": "2026-07-28T17:30:32.222423Z",
      "as_of_date": "2026-07-28",
      "predicted_stage": 7,
      "predicted_stage_label": "Operational",
      "raw_score": 23.725,
      "confidence": 32.66,
      "confidence_band": "low",
      "positive_contribution": 23.725,
      "negative_contribution": 0.0,
      "evidence_considered": 4,
      "distinct_evidence_kinds": 3,
      "is_backtest": false,
      "summary": "33% confidence from 4 evidence records across 3 distinct kinds; stage 7 (Operational).",
      "model_name": "helios-rule-based",
      "model_version": "0.1.0",
      "explanations": [
        {
          "rule_id": "assessor-data-center-classification",
          "evidence_kind": "assessor_data_center_classification",
          "label": "Assessor classifies property use as data centre",
          "detail": "Maricopa County Assessor currently classifies this parcel's property use as DATA CENTERS (use code 1507).",
          "base_weight": 20.0,
          "applied_weight": 19.0,
          "confidence_multiplier": 0.95,
          "recency_multiplier": 1.0,
          "polarity": "supporting",
          "evidence_record_id": "654a14a0-b232-4db4-ba7a-19710e760bb0"
        },
        {
          "rule_id": "large-industrial-parcel-acquisition",
          "evidence_kind": "large_industrial_parcel_acquisition",
          "label": "Large industrial parcel acquisition",
          "detail": "Organization-held industrial parcel of 66.1 acres transferred on 2022-04-04, at or above the 20-acre campus-scale threshold.",
          "base_weight": 18.0,
          "applied_weight": 4.05,
          "confidence_multiplier": 0.9,
          "recency_multiplier": 0.25,
          "polarity": "supporting",
          "evidence_record_id": "b617df5e-8d24-4766-bdb5-f5636e1183e8"
        },
        {
          "rule_id": "shell-entity-ownership",
          "evidence_kind": "shell_entity_ownership",
          "label": "Single-purpose entity holds title",
          "detail": "Title is held by CI PHOENIX-CHANDLER I-VII LLC, whose name shows single-purpose-entity characteristics (pass-through legal form (LLC)). This is a weak signal only: project-specific entities are routine in ordinary commercial real estate and imply no particular parent.",
          "base_weight": 6.0,
          "applied_weight": 0.675,
          "confidence_multiplier": 0.45,
          "recency_multiplier": 0.25,
          "polarity": "supporting",
          "evidence_record_id": "bc8ea090-1d2b-403a-80e5-3ff4e5efd156"
        },
        {
          "rule_id": "dedicated-substation-proximity",
          "evidence_kind": "dedicated_substation_proximity",
          "label": "High-voltage substation in close proximity",
          "detail": "Unnamed substation tagged 69 kV lies 0 m from the site boundary, close enough for a dedicated connection to be practical. Proximity is a locational precondition, not evidence that this substation serves the site.",
          "base_weight": 0.0,
          "applied_weight": 0.0,
          "confidence_multiplier": 0.95,
          "recency_multiplier": 1.0,
          "polarity": "supporting",
          "evidence_record_id": "f2cb1232-9ec2-48a8-9a94-434c01651a31"
        }
      ]
    }
  ],
  "scoring_model": {
    "name": "helios-rule-based",
    "version": "0.1.0",
    "parameters_hash": "46888dc8be8c1d3ffb00092482a839e09fbddfae9688db732ffd6cf982064079",
    "parameters": {
      "rules": [
        {
          "rule_id": "transmission-or-substation-filing",
          "evidence_kind": "substation_application",
          "identity_weight": 25.0,
          "stage_weight": 25.0,
          "implies_stage": 3,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "transmission-filing",
          "evidence_kind": "transmission_filing",
          "identity_weight": 25.0,
          "stage_weight": 25.0,
          "implies_stage": 3,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "planning-application-data-center",
          "evidence_kind": "planning_application_data_center",
          "identity_weight": 20.0,
          "stage_weight": 20.0,
          "implies_stage": 2,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "assessor-data-center-classification",
          "evidence_kind": "assessor_data_center_classification",
          "identity_weight": 20.0,
          "stage_weight": 20.0,
          "implies_stage": 7,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "large-industrial-parcel-acquisition",
          "evidence_kind": "large_industrial_parcel_acquisition",
          "identity_weight": 10.0,
          "stage_weight": 18.0,
          "implies_stage": 1,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "backup-generator-air-permit",
          "evidence_kind": "backup_generator_air_permit",
          "identity_weight": 17.0,
          "stage_weight": 17.0,
          "implies_stage": 3,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "water-or-cooling-permit",
          "evidence_kind": "water_or_cooling_permit",
          "identity_weight": 14.0,
          "stage_weight": 14.0,
          "implies_stage": 3,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "data-center-compatible-zoning",
          "evidence_kind": "data_center_compatible_zoning",
          "identity_weight": 8.0,
          "stage_weight": 12.0,
          "implies_stage": 2,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "grading-or-construction-permit",
          "evidence_kind": "grading_or_construction_permit",
          "identity_weight": 2.0,
          "stage_weight": 20.0,
          "implies_stage": 4,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "dust-control-registration",
          "evidence_kind": "dust_control_registration",
          "identity_weight": 2.0,
          "stage_weight": 15.0,
          "implies_stage": 4,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "satellite-construction-change",
          "evidence_kind": "satellite_construction_change",
          "identity_weight": 0.0,
          "stage_weight": 15.0,
          "implies_stage": 4,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "dedicated-substation-proximity",
          "evidence_kind": "dedicated_substation_proximity",
          "identity_weight": 8.0,
          "stage_weight": 0.0,
          "implies_stage": null,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "known-developer-relationship",
          "evidence_kind": "known_developer_relationship",
          "identity_weight": 15.0,
          "stage_weight": 5.0,
          "implies_stage": null,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "shell-entity-ownership",
          "evidence_kind": "shell_entity_ownership",
          "identity_weight": 6.0,
          "stage_weight": 6.0,
          "implies_stage": 1,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "hiring-or-procurement-signal",
          "evidence_kind": "hiring_or_procurement_signal",
          "identity_weight": 15.0,
          "stage_weight": 20.0,
          "implies_stage": 7,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "conflicting-facility-classification",
          "evidence_kind": "conflicting_facility_classification",
          "identity_weight": -20.0,
          "stage_weight": 0.0,
          "implies_stage": null,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "project-cancellation",
          "evidence_kind": "project_cancellation",
          "identity_weight": 0.0,
          "stage_weight": -20.0,
          "implies_stage": null,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        },
        {
          "rule_id": "stale-evidence-no-progression",
          "evidence_kind": "stale_evidence_no_progression",
          "identity_weight": 0.0,
          "stage_weight": -20.0,
          "implies_stage": null,
          "max_occurrences": 3,
          "occurrence_decay": 0.5
        }
      ],
      "staleness_threshold_days": 900,
      "recency_half_life_days": 730,
      "diversity_caps": {
        "1": 45.0,
        "2": 70.0,
        "3": 88.0
      },
      "saturation_scale": 60.0
    }
  },
  "attributions": [
    "Parcel data courtesy of Maricopa County Assessor / Maricopa County GIS.",
    "Power infrastructure data (c) OpenStreetMap contributors, ODbL."
  ]
}