[
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-05-21:property/elastic-constants-isothermal-cubic-crystal-npt" 
        "instance-id" 1 
        "short-name" {
            "source-value" [
                "bcc"
            ]
        } 
        "species" {
            "source-value" [
                "Pb" 
                "Pb"
            ]
        } 
        "a" {
            "source-value" 3.9261581301689152 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.926158130168916e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.5 
                    0.5 
                    0.5
                ]
            ]
        } 
        "space-group" {
            "source-value" "Im-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" 43.42558329611052 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.00733593072487889 
            "si-unit" "kg / m s^2" 
            "si-value" 43425583296.11052
        } 
        "c12" {
            "source-value" 42.24390333585723 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.005187286361875246 
            "si-unit" "kg / m s^2" 
            "si-value" 42243903335.85723
        } 
        "c44" {
            "source-value" 42.343773794575036 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0018339826812710119 
            "si-unit" "kg / m s^2" 
            "si-value" 42343773794.57504
        } 
        "excess" {
            "source-value" 0.04976220365402078 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.002593643180913323 
            "si-unit" "kg / m s^2" 
            "si-value" 49762203.65402078
        }
    } 
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" 
        "instance-id" 2 
        "short-name" {
            "source-value" [
                "bcc"
            ]
        } 
        "species" {
            "source-value" [
                "Pb" 
                "Pb"
            ]
        } 
        "a" {
            "source-value" 3.9261581301689152 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.926158130168916e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.5 
                    0.5 
                    0.5
                ]
            ]
        } 
        "space-group" {
            "source-value" "Im-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" 42.637796655941656 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.004235401578764532 
            "si-unit" "kg / m s^2" 
            "si-value" 42637796655.94166
        }
    }
]