[
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-05-21:property/elastic-constants-isothermal-cubic-crystal-npt" 
        "instance-id" 1 
        "short-name" {
            "source-value" [
                "fcc"
            ]
        } 
        "species" {
            "source-value" [
                "Si" 
                "Si" 
                "Si" 
                "Si"
            ]
        } 
        "a" {
            "source-value" 3.84958603978157 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.84958603978157e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.0 
                    0.5 
                    0.5
                ] 
                [
                    0.5 
                    0.0 
                    0.5
                ] 
                [
                    0.5 
                    0.5 
                    0.0
                ]
            ]
        } 
        "space-group" {
            "source-value" "Fm-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" 173.52294960563611 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.007335930725090806 
            "si-unit" "kg / m s^2" 
            "si-value" 173522949605.6361
        } 
        "c12" {
            "source-value" 177.8881727414864 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.005187286362031482 
            "si-unit" "kg / m s^2" 
            "si-value" 177888172741.4864
        } 
        "c44" {
            "source-value" 34.40435339863915 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0018339826812580795 
            "si-unit" "kg / m s^2" 
            "si-value" 34404353398.63915
        } 
        "excess" {
            "source-value" 2.8125649957176827e-09 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0025936431809132944 
            "si-unit" "kg / m s^2" 
            "si-value" 2.812564995717683
        }
    } 
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" 
        "instance-id" 2 
        "short-name" {
            "source-value" [
                "fcc"
            ]
        } 
        "species" {
            "source-value" [
                "Si" 
                "Si" 
                "Si" 
                "Si"
            ]
        } 
        "a" {
            "source-value" 3.84958603978157 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.84958603978157e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.0 
                    0.5 
                    0.5
                ] 
                [
                    0.5 
                    0.0 
                    0.5
                ] 
                [
                    0.5 
                    0.5 
                    0.0
                ]
            ]
        } 
        "space-group" {
            "source-value" "Fm-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" 176.43309836286963 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.00423540157889036 
            "si-unit" "kg / m s^2" 
            "si-value" 176433098362.8696
        }
    }
]