[
    {
        "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" 3.897482566535473 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.897482566535473e-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" 1226.6576307154367 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0073359307268062585 
            "si-unit" "kg / m s^2" 
            "si-value" 1226657630715.437
        } 
        "c12" {
            "source-value" 1188.5586474032325 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0051872863631955805 
            "si-unit" "kg / m s^2" 
            "si-value" 1188558647403.232
        } 
        "c44" {
            "source-value" 204.01216520660975 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0018339826815343542 
            "si-unit" "kg / m s^2" 
            "si-value" 204012165206.6097
        } 
        "excess" {
            "source-value" 1.065814103640385e-08 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0025936431809132944 
            "si-unit" "kg / m s^2" 
            "si-value" 10.65814103640385
        }
    } 
    {
        "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" 3.897482566535473 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.897482566535473e-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" 1201.2583085073004 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.004235401579854153 
            "si-unit" "kg / m s^2" 
            "si-value" 1201258308507.3
        }
    }
]