Watch availability, tools and parameter schemas, authentication access, endpoint changes and lifecycle notices. Only complete observed schemas are compared. OAuth scope and consent-screen changes are not currently measured.
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Current recorded evidence
{
"auth": "anonymous",
"availability": "live",
"endpoint": "https://calc.engineer/mcp",
"legal_identity": null,
"lifecycle": null,
"observed_at": "2026-10-22T03:06:28.534897+00:00",
"registry_status": null,
"subject": {
"id": "engineer.calc/calc",
"kind": "mcp"
},
"tools": {
"names": [
"attenuator_pi",
"attenuator_tee",
"battery_autonomy",
"battery_charge_time",
"battery_life",
"bmi_calculator",
"capacitor_charge",
"channel_utilization",
"circumference",
"compound_interest",
"confidence_interval",
"cooling_btu",
"date_difference",
"dbm_convert",
"dipole",
"duty_cycle_budget",
"eirp_compliance",
"exponent_calc",
"fresnel_zone",
"fspl",
"generator_offset",
"heatsink_cfd",
"hex_converter",
"impedance_match",
"inverter_sizing",
"lc_resonance",
"led_resistor",
"link_budget",
"loan_amortization",
"log_calc",
"lora_airtime",
"lora_param_optimizer",
"lora_range_estimate",
"lora_sensitivity",
"mah_to_wh",
"meshtastic_power",
"meshtastic_range",
"microstrip",
"network_bandwidth",
"noise_figure_cascade",
"ohms_law",
"op_amp_gain",
"p_value",
"pcb_layout",
"pcb_thermal",
"pcb_via_current",
"percentage_calc",
"percentage_increase",
"power_cost",
"power_supply_decoupling",
"pythagorean_theorem",
"rack_capacity",
"raid_iops",
"rc_filter",
"resistor_color_code",
"salary_to_hourly",
"sales_tax",
"scientific_notation",
"sig_figs",
"slope_calc",
"snr_margin",
"solar_load_audit",
"solar_roi",
"solar_sizing",
"spice_simulate",
"spice_template",
"square_footage",
"square_root",
"string_sizing",
"subnet_calculator",
"tcp_throughput",
"test_grade",
"thermal_enclosure",
"timer_555",
"timestamp_converter",
"tip_calculator",
"trace_width",
"unit_convert",
"ups_runtime",
"voltage_divider",
"voltage_drop",
"vswr",
"watts_to_amps",
"wavelength_freq",
"wire_ampacity",
"wire_gauge",
"wireguard_mtu",
"zfs_capacity",
"zfs_ram"
],
"names_truncated": false,
"sha256": "b57edf447bca85dda334a13ca1cf5bd76edbe26c23e23db55d39e1a15e234b18"
},
"tools_complete": true,
"tools_observed_at": "2026-10-22T03:06:28.534897+00:00",
"version": null
}