[
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-05-21:property/elastic-constants-isothermal-cubic-crystal-npt" 
        "instance-id" 1 
        "short-name" {
            "source-value" [
                "sc"
            ]
        } 
        "species" {
            "source-value" [
                "Na"
            ]
        } 
        "a" {
            "source-value" 3.595592379570008 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.595592379570008e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ]
            ]
        } 
        "space-group" {
            "source-value" "Pm-3m"
        } 
        "temperature" {
            "source-value" 0 
            "source-unit" "K" 
            "si-unit" "K" 
            "si-value" 0.0
        } 
        "cauchy-stress" {
            "source-value" [
                0 
                0 
                0 
                0 
                0 
                0
            ] 
            "source-unit" "GPa" 
            "si-unit" "kg / m s^2" 
            "si-value" [
                0.0 
                0.0 
                0.0 
                0.0 
                0.0 
                0.0
            ]
        } 
        "c11" {
            "source-value" 19.774860190747244 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.007335930724840363 
            "si-unit" "kg / m s^2" 
            "si-value" 19774860190.74725
        } 
        "c12" {
            "source-value" -1.9654701801286665 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0051872863618288535 
            "si-unit" "kg / m s^2" 
            "si-value" -1965470180.128666
        } 
        "c44" {
            "source-value" -1.9654002777392339 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0018339826812052392 
            "si-unit" "kg / m s^2" 
            "si-value" -1965400277.739234
        } 
        "excess" {
            "source-value" 1.8503717077090017e-10 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0025936431809132944 
            "si-unit" "kg / m s^2" 
            "si-value" 0.1850371707709002
        }
    } 
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" 
        "instance-id" 2 
        "short-name" {
            "source-value" [
                "sc"
            ]
        } 
        "species" {
            "source-value" [
                "Na"
            ]
        } 
        "a" {
            "source-value" 3.595592379570008 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.595592379570008e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ]
            ]
        } 
        "space-group" {
            "source-value" "Pm-3m"
        } 
        "temperature" {
            "source-value" 0 
            "source-unit" "K" 
            "si-unit" "K" 
            "si-value" 0.0
        } 
        "cauchy-stress" {
            "source-value" [
                0 
                0 
                0 
                0 
                0 
                0
            ] 
            "source-unit" "GPa" 
            "si-unit" "kg / m s^2" 
            "si-value" [
                0.0 
                0.0 
                0.0 
                0.0 
                0.0 
                0.0
            ]
        } 
        "isothermal-bulk-modulus" {
            "source-value" 5.281306610163304 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.004235401578731864 
            "si-unit" "kg / m s^2" 
            "si-value" 5281306610.163303
        }
    }
]