{
  "schema_version": 1,
  "passed": true,
  "date_utc": "2026-10-21",
  "hardware": {
    "carrier": "SolarXaio MPPT 12V LiFePO4",
    "target": "solarxiao_33S_repeater",
    "mcu": "Seeed XIAO nRF52840",
    "radio": "Ebyte E22-900M33S",
    "charger_sku_user_reported": "LTC4162-FSTM"
  },
  "firmware": {
    "name": "solarxiao_33S_repeater-full-ota-v1.18.0.1-halo-keymind-cascade-dev-a947f936.zip",
    "sha256": "dbe7248d3e9be11affc6e5a572f7dfba6230eda5f98d4e6e7cd98c67bc26afef",
    "body_hash": "E6E4E0E7CA5DB232",
    "application_sha256": "0ba24397e11c0c30b0e3213ea597c536c4bc075c25fae44fc39fa43ce0e5626b",
    "application_bytes": 579792,
    "source_commit": "a947f936ecd279b7b3c97b4d832c4efc9a8a696b",
    "expected_version": "v1.18.0.1-halo-keymind-cascade-dev-a947f936"
  },
  "monitor": {
    "model": "INA260",
    "i2c_address": "0x40",
    "manufacturer_id": "5449",
    "device_id": "2270",
    "sda_variant_pin": 30,
    "scl_variant_pin": 31,
    "sda_nrf_pin": "P0.09",
    "scl_nrf_pin": "P0.10"
  },
  "fix": {
    "carrier_i2c_pin_override": true,
    "carrier_ina260_address_override": true,
    "ina260_identity_checked_before_ina219": true,
    "generic_ina260_default_address_unchanged": "0x41"
  },
  "bench_reference": {
    "battery_cell_count_user_reported": 4,
    "bat_supply_setpoint_v_user_reported": 13.2,
    "setup_requested": "USB connected; bench supply to BAT; solar disconnected",
    "voltage_accuracy_calibration_performed": false
  },
  "lora_telemetry": {
    "passed": true,
    "samples": [
      {
        "at_utc": "2026-10-21T21:31:12.704548+00:00",
        "channel": 2,
        "voltage_v": 13.26,
        "current_a": -0.011,
        "reported_power_w": 0.0
      },
      {
        "at_utc": "2026-10-21T21:31:17.620520+00:00",
        "channel": 2,
        "voltage_v": 13.26,
        "current_a": -0.008,
        "reported_power_w": 0.0
      },
      {
        "at_utc": "2026-10-21T21:31:21.414120+00:00",
        "channel": 2,
        "voltage_v": 13.26,
        "current_a": -0.008,
        "reported_power_w": 0.0
      }
    ],
    "temporary_contact_removed": true,
    "temporary_forward_closed": true,
    "cleanup_errors": []
  },
  "installation": {
    "method": "USB serial application-only DFU",
    "warm_restart_verified": true,
    "identity_and_saved_settings_preserved": true,
    "bootloader_manifest_crc": "76EBABBF",
    "bootloader_changed": false,
    "bootloader_source_commit": "b07255d4cdc601f1313e4cbe020caad3b5544821",
    "voltage_history_after_restart": "channels=2 samples=1 retention=4d step=0.02V max=655.34V"
  },
  "repeater_acceptance": {
    "passed": true,
    "started_at": 1792618396.9636362,
    "source_commit": "a947f936ecd279b7b3c97b4d832c4efc9a8a696b",
    "application_body_hash": "E6E4E0E7CA5DB232",
    "rounds": [
      {
        "index": 1,
        "passed": true,
        "host_send_commands": 1,
        "nonce_sha256": "0637d7942ac61015940db9f0ee6b5382c69551e4a35b9301bc7122ee63217f52",
        "elapsed_seconds": 0.581,
        "firmware_estimate_millis": 2692,
        "repeater_packet_delta": {
          "recv": 1,
          "sent": 1,
          "direct_rx": 1,
          "direct_tx": 1,
          "recv_errors": 0
        },
        "hub_packet_delta": {
          "received": 1,
          "sent": 1,
          "sent_flood": 0,
          "sent_direct": 1,
          "received_flood": 0,
          "received_direct": 1,
          "receive_errors": 0
        },
        "ignored_unowned_pushes": 1,
        "exact_nonce_verified": true,
        "exact_repeater_prefix_route_verified": true,
        "route_bytes": 4,
        "route_hops": 1,
        "flags": 2,
        "repeater_inbound_snr_db": 11.25,
        "hub_return_snr_db": 12.25,
        "reply_sha256": "32c6ae2b63caa113768712b5f0eb9731e7fabafa35a3cd3d1cc448a259d9ab35"
      },
      {
        "index": 2,
        "passed": true,
        "host_send_commands": 1,
        "nonce_sha256": "f7adacb94ac085dd8f3806baaa99b79480d0927ae19e7f7073c0f0fc697e38a6",
        "elapsed_seconds": 0.458,
        "firmware_estimate_millis": 2692,
        "repeater_packet_delta": {
          "recv": 1,
          "sent": 1,
          "direct_rx": 1,
          "direct_tx": 1,
          "recv_errors": 0
        },
        "hub_packet_delta": {
          "received": 1,
          "sent": 1,
          "sent_flood": 0,
          "sent_direct": 1,
          "received_flood": 0,
          "received_direct": 1,
          "receive_errors": 0
        },
        "ignored_unowned_pushes": 1,
        "exact_nonce_verified": true,
        "exact_repeater_prefix_route_verified": true,
        "route_bytes": 4,
        "route_hops": 1,
        "flags": 2,
        "repeater_inbound_snr_db": 12.0,
        "hub_return_snr_db": 12.25,
        "reply_sha256": "b31c56b34d084c1fd32492a9b262c24d984f7b26be190889e108ac67053420dc"
      },
      {
        "index": 3,
        "passed": true,
        "host_send_commands": 1,
        "nonce_sha256": "a742537fad1d089d5283abeb98975c556882c9ac90bb280927b39d8d67397c94",
        "elapsed_seconds": 0.55,
        "firmware_estimate_millis": 2692,
        "repeater_packet_delta": {
          "recv": 1,
          "sent": 1,
          "direct_rx": 1,
          "direct_tx": 1,
          "recv_errors": 0
        },
        "hub_packet_delta": {
          "received": 1,
          "sent": 1,
          "sent_flood": 0,
          "sent_direct": 1,
          "received_flood": 0,
          "received_direct": 1,
          "receive_errors": 0
        },
        "ignored_unowned_pushes": 1,
        "exact_nonce_verified": true,
        "exact_repeater_prefix_route_verified": true,
        "route_bytes": 4,
        "route_hops": 1,
        "flags": 2,
        "repeater_inbound_snr_db": 11.5,
        "hub_return_snr_db": 12.5,
        "reply_sha256": "6d3baa57a8d9a85b4c4e8850531f8a34c0aef6bd1948d935c9b8bc683175dff9"
      }
    ],
    "temporary_radio_leases_used": false,
    "persistent_peer_settings_changed": false,
    "final_core": {
      "battery_mv": 3772,
      "uptime_secs": 264,
      "errors": 0,
      "queue_len": 0
    },
    "final_packets": {
      "recv": 135,
      "sent": 38,
      "flood_tx": 27,
      "direct_tx": 11,
      "flood_rx": 123,
      "direct_rx": 11,
      "recv_errors": 7
    },
    "radio": "910.5250244,62.5,7,5",
    "tx_power_dbm": -6,
    "repeat": "on",
    "rx_power_saving": "on,level=8,preamble=16,rx=39657,sleep=15975",
    "bootloader_manifest_crc": "76EBABBF",
    "voltage_history": "channels=2 samples=2 retention=4d step=0.02V max=655.34V",
    "trace_rounds_passed": 3,
    "endpoints_closed": true,
    "partner_settings_preserved": true,
    "transport": {
      "ports_opened": 1,
      "ports_closed": 1,
      "request_frames_sent": 26,
      "response_frames_received": 32,
      "request_bytes_sent": 305,
      "response_payload_bytes": 856,
      "discarded_prefix_bytes": 0,
      "invalid_length_candidates": 0,
      "ignored_push_frames": 0
    },
    "finished_at": 1792618405.1829977
  },
  "build_checks": {
    "full": {
      "passed": true,
      "capability_markers_verified": 9,
      "memory_and_nrf52_dfu_checks_passed": true
    },
    "reduced": {
      "passed": true,
      "capability_markers_verified": 9,
      "memory_and_nrf52_dfu_checks_passed": true
    }
  },
  "host_tests": {
    "suite": "test/test_xiao_battery_safety.py",
    "tests_passed": 6,
    "real_board_source_compiled": true,
    "asan_ubsan": true,
    "carrier_pin_override_and_unsafe_gpio_negative_controls": true
  },
  "charger_configuration_register_writes": 0,
  "qualification_notes": [
    "The three USB-only raw INA260 reads were about 0.11125 V before the user applied the BAT supply.",
    "An additional UART-pin diagnostic probe timed out; the exact original application and saved settings were restored before installing this fix.",
    "The first trace run passed all three owned RF traces but its cleanup assertion compared the entire live radio2.status response. The final passing run compares saved radio, TX and temporary-radio values exactly and verifies radio2 remains off.",
    "The final cumulative receive-error counter is 7; each of the three owned trace rounds added zero receive errors. Final core error flags are zero.",
    "Channel 1 is the XIAO internal ADC reading; the carrier INA260 is channel 2 in this setup.",
    "Reported INA260 power was 0 W during these signed near-zero-current samples; this is the sensor telemetry field, not an independent power or charger-performance measurement.",
    "This fixed application was installed over USB. The earlier full LoRa OTA transfer was qualified on application efad0076 and is documented separately.",
    "Hardware acceptance covers this SolarXiao 33S Full build and this carrier; the Reduced package was build-checked only."
  ]
}