Transaction
e60ea5a2b48d5da658d036f80fee703c8a4042dfbc7f264724f9c57dabaeaa76


Summary


Timestamp
2/10, 2017 21:16utc(9y, 8mo, 26d ago)
Version
1
Size
1,000B
Confirmations
523,885
Fee Paid
0.0014476BCH
Fee Rate
144.80sat/B
Days Destroyed
42bd

1 Input/25 Outputs


Total Output: 5.96BCH

Input Scripts


Script Sig (asm)
>#03045022100e3b6b52639cb186fd069360fa9cd471ff4efd6f3b6c9b326def2bab2b627a0780220263c66dc6f6ab4991a561b6f23b7d06c5a58b8963a0178875c7b3fc77575dcad[ALL] 02a6648017fb83310926533cd8e9f5c29d89e28815f27362b6559a442e79160240

Output Scripts


Script Pub Key (asm)
, #0OP_DUP OP_HASH160 0615e62a5b5a2ef9a315dfecb0769853be9560cc OP_EQUALVERIFY OP_CHECKSIG
, #1OP_DUP OP_HASH160 a370d8b2ff22fe61f607db9966dd69b3c1ed5d3b OP_EQUALVERIFY OP_CHECKSIG
, #2OP_DUP OP_HASH160 db9e3654469747cea9939173b5698270aaef1e50 OP_EQUALVERIFY OP_CHECKSIG
, #3OP_DUP OP_HASH160 cb7f59ff88a2ab3ba806625d76de5f7d44c9e67a OP_EQUALVERIFY OP_CHECKSIG
, #4OP_DUP OP_HASH160 c781dad573fa6edf084aeb4dd87ed81172b3ecf1 OP_EQUALVERIFY OP_CHECKSIG
, #5OP_DUP OP_HASH160 f06e14eeafa13b715d6a4fef1b3ac52e914723df OP_EQUALVERIFY OP_CHECKSIG
, #6OP_DUP OP_HASH160 72d1ea5c8aad2846a7c3f7673d63bf87f1929d4e OP_EQUALVERIFY OP_CHECKSIG
, #7OP_DUP OP_HASH160 76d77364ff74b5320f79fc0a2043aa2d58c90fdd OP_EQUALVERIFY OP_CHECKSIG
, #8OP_DUP OP_HASH160 6ade54a2a39437dee10dc0f85053b30afead5463 OP_EQUALVERIFY OP_CHECKSIG
, #9OP_DUP OP_HASH160 0ccb67e3a62b881badffef88cb3fd5170d3ddc13 OP_EQUALVERIFY OP_CHECKSIG
, #10OP_DUP OP_HASH160 9cd064669bf5bf438f7f765f9d9f6bf965f2ab18 OP_EQUALVERIFY OP_CHECKSIG
, #11OP_DUP OP_HASH160 3f004781443d2b777574574409caa79686d6c3c5 OP_EQUALVERIFY OP_CHECKSIG
, #12OP_DUP OP_HASH160 df85aeb18b3d19799ee8b9b78de450dfdddb1257 OP_EQUALVERIFY OP_CHECKSIG
, #13OP_HASH160 231c2129b0fef10a24c2acb7d5b8b5813dab6391 OP_EQUAL
, #14OP_DUP OP_HASH160 80cd043990970d2da64c5137aada6c67f945dd0e OP_EQUALVERIFY OP_CHECKSIG
, #15OP_DUP OP_HASH160 65599821b7dcd481135489485a68782bcf94c614 OP_EQUALVERIFY OP_CHECKSIG
, #16OP_DUP OP_HASH160 83f6dd568c924b6323769f31bf2997105c6e804f OP_EQUALVERIFY OP_CHECKSIG
, #17OP_DUP OP_HASH160 7cdfbbd944c8b1d52ef451259175ab0c83247e50 OP_EQUALVERIFY OP_CHECKSIG
, #18OP_DUP OP_HASH160 d5ca4a1b8b257adf4bdf5feded3572db6112ddf6 OP_EQUALVERIFY OP_CHECKSIG
, #19OP_DUP OP_HASH160 8d3dc261878f472de83d15db53aa7720e4ec05e7 OP_EQUALVERIFY OP_CHECKSIG
, #20OP_DUP OP_HASH160 4b80564fed5ad47a53321b62371d1e3c5363f76e OP_EQUALVERIFY OP_CHECKSIG
, #21OP_HASH160 0ad7977c603dc5c6eb18f14ed6cb8d24fd0d1dc1 OP_EQUAL
, #22OP_HASH160 4393cbd99c20368fd1cf985a98bbdd2fa9aa0728 OP_EQUAL
, #23OP_DUP OP_HASH160 e626c5c99835f3cadaaab40a4818cbc585b1522b OP_EQUALVERIFY OP_CHECKSIG
, #24OP_HASH160 ef449868bafc66c55cba1d6c44c94fc9f9be0996 OP_EQUAL

Transaction


{
    "txid": "e60ea5a2b48d5da658d036f80fee703c8a4042dfbc7f264724f9c57dabaeaa76",
    "hash": "e60ea5a2b48d5da658d036f80fee703c8a4042dfbc7f264724f9c57dabaeaa76",
    "version": 1,
    "size": 1000,
    "locktime": 0,
    "vin": [
        {
            "txid": "cca9d1c92609b35578bec3237e89ad444652d5f02203f3bbc4e5065ca6201ffb",
            "vout": 0,
            "scriptSig": {
                "asm": "3045022100e3b6b52639cb186fd069360fa9cd471ff4efd6f3b6c9b326def2bab2b627a0780220263c66dc6f6ab4991a561b6f23b7d06c5a58b8963a0178875c7b3fc77575dcad[ALL] 02a6648017fb83310926533cd8e9f5c29d89e28815f27362b6559a442e79160240",
                "hex": "483045022100e3b6b52639cb186fd069360fa9cd471ff4efd6f3b6c9b326def2bab2b627a0780220263c66dc6f6ab4991a561b6f23b7d06c5a58b8963a0178875c7b3fc77575dcad012102a6648017fb83310926533cd8e9f5c29d89e28815f27362b6559a442e79160240"
            },
            "sequence": 4294967295
        }
    ],
    "vout": [
        {
            "value": 5.0283503,
            "n": 0,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 0615e62a5b5a2ef9a315dfecb0769853be9560cc OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a9140615e62a5b5a2ef9a315dfecb0769853be9560cc88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qqrpte32tddza7drzh07evrknpfma9tqeshnqp5jvx"
                ]
            }
        },
        {
            "value": 0.05,
            "n": 1,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 a370d8b2ff22fe61f607db9966dd69b3c1ed5d3b OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a914a370d8b2ff22fe61f607db9966dd69b3c1ed5d3b88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qz3hpk9jlu30uc0kqldejekadxeurm2a8v25m0y9yd"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 2,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 db9e3654469747cea9939173b5698270aaef1e50 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a914db9e3654469747cea9939173b5698270aaef1e5088ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qrdeudj5g6t50n4fjwgh8dtfsfc24mc72qyvjlv7pa"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 3,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 cb7f59ff88a2ab3ba806625d76de5f7d44c9e67a OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a914cb7f59ff88a2ab3ba806625d76de5f7d44c9e67a88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qr9h7k0l3z32kwagqe396ak7ta75fj0x0g0jps5aws"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 4,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 c781dad573fa6edf084aeb4dd87ed81172b3ecf1 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a914c781dad573fa6edf084aeb4dd87ed81172b3ecf188ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qrrcrkk4w0axahcgft45mkr7mqgh9vlv7ypmch9aqw"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 5,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 f06e14eeafa13b715d6a4fef1b3ac52e914723df OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a914f06e14eeafa13b715d6a4fef1b3ac52e914723df88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qrcxu98w47snku2adf877xe6c5hfz3ermuqe0m4hal"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 6,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 72d1ea5c8aad2846a7c3f7673d63bf87f1929d4e OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a91472d1ea5c8aad2846a7c3f7673d63bf87f1929d4e88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qpedr6ju32kjs348c0mkw0trh7rlry5afcl0whfv8m"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 7,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 76d77364ff74b5320f79fc0a2043aa2d58c90fdd OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a91476d77364ff74b5320f79fc0a2043aa2d58c90fdd88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qpmdwumyla6t2vs0087q5gzr4gk43jg0m5cpaayltf"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 8,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 6ade54a2a39437dee10dc0f85053b30afead5463 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a9146ade54a2a39437dee10dc0f85053b30afead546388ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qp4du49z5w2r0hhpphq0s5znkv90at25vvfnj2kp84"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 9,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 0ccb67e3a62b881badffef88cb3fd5170d3ddc13 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a9140ccb67e3a62b881badffef88cb3fd5170d3ddc1388ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qqxvkelr5c4csxadllhc3jel65ts60wuzvwl62p5tp"
                ]
            }
        },
        {
            "value": 0.045,
            "n": 10,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 9cd064669bf5bf438f7f765f9d9f6bf965f2ab18 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a9149cd064669bf5bf438f7f765f9d9f6bf965f2ab1888ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qzwdqerxn06m7su00am9l8vld0uktu4trq0x46paq5"
                ]
            }
        },
        {
            "value": 0.0435,
            "n": 11,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 3f004781443d2b777574574409caa79686d6c3c5 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a9143f004781443d2b777574574409caa79686d6c3c588ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qqlsq3upgs7jkam4w3t5gzw257tgd4krc5503d9vhw"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 12,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 df85aeb18b3d19799ee8b9b78de450dfdddb1257 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a914df85aeb18b3d19799ee8b9b78de450dfdddb125788ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qr0ctt433v73j7v7azum0r0y2r0amkcj2ucchlctx6"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 13,
            "scriptPubKey": {
                "asm": "OP_HASH160 231c2129b0fef10a24c2acb7d5b8b5813dab6391 OP_EQUAL",
                "hex": "a914231c2129b0fef10a24c2acb7d5b8b5813dab639187",
                "reqSigs": 1,
                "type": "scripthash",
                "addresses": [
                    "bitcoincash:pq33cgffkrl0zz3yc2kt04dckkqnm2mrjy8ucx0070"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 14,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 80cd043990970d2da64c5137aada6c67f945dd0e OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a91480cd043990970d2da64c5137aada6c67f945dd0e88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qzqv6ppejzts6tdxf3gn02k6d3nlj3wapcwmn0h4ps"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 15,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 65599821b7dcd481135489485a68782bcf94c614 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a91465599821b7dcd481135489485a68782bcf94c61488ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qpj4nxppklwdfqgn2jy5skng0q4ul9xxzsf7hg7dfh"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 16,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 83f6dd568c924b6323769f31bf2997105c6e804f OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a91483f6dd568c924b6323769f31bf2997105c6e804f88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qzpldh2k3jfykcerw60nr0efjug9cm5qfu3sg3swkw"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 17,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 7cdfbbd944c8b1d52ef451259175ab0c83247e50 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a9147cdfbbd944c8b1d52ef451259175ab0c83247e5088ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qp7dlw7egnytr4fw73gjtyt44vxgxfr72q3fwmqw2g"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 18,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 d5ca4a1b8b257adf4bdf5feded3572db6112ddf6 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a914d5ca4a1b8b257adf4bdf5feded3572db6112ddf688ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qr2u5jsm3vjh4h6tma07mmf4wtdkzyka7c6r32tv0r"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 19,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 8d3dc261878f472de83d15db53aa7720e4ec05e7 OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a9148d3dc261878f472de83d15db53aa7720e4ec05e788ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qzxnmsnps785wt0g852ak5a2wuswfmq9uuvxs5s9ur"
                ]
            }
        },
        {
            "value": 0.035,
            "n": 20,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 4b80564fed5ad47a53321b62371d1e3c5363f76e OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a9144b80564fed5ad47a53321b62371d1e3c5363f76e88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qp9cq4j0a4ddg7jnxgdkydcarc79xclhdcjm8a5pmg"
                ]
            }
        },
        {
            "value": 0.0338,
            "n": 21,
            "scriptPubKey": {
                "asm": "OP_HASH160 0ad7977c603dc5c6eb18f14ed6cb8d24fd0d1dc1 OP_EQUAL",
                "hex": "a9140ad7977c603dc5c6eb18f14ed6cb8d24fd0d1dc187",
                "reqSigs": 1,
                "type": "scripthash",
                "addresses": [
                    "bitcoincash:pq9d09muvq7ut3htrrc5a4kt35j06rgacy4k0psu05"
                ]
            }
        },
        {
            "value": 0.03,
            "n": 22,
            "scriptPubKey": {
                "asm": "OP_HASH160 4393cbd99c20368fd1cf985a98bbdd2fa9aa0728 OP_EQUAL",
                "hex": "a9144393cbd99c20368fd1cf985a98bbdd2fa9aa072887",
                "reqSigs": 1,
                "type": "scripthash",
                "addresses": [
                    "bitcoincash:pppe8j7enssrdr73e7v94x9mm5h6n2s89qtqmfs9pr"
                ]
            }
        },
        {
            "value": 0.03,
            "n": 23,
            "scriptPubKey": {
                "asm": "OP_DUP OP_HASH160 e626c5c99835f3cadaaab40a4818cbc585b1522b OP_EQUALVERIFY OP_CHECKSIG",
                "hex": "76a914e626c5c99835f3cadaaab40a4818cbc585b1522b88ac",
                "reqSigs": 1,
                "type": "pubkeyhash",
                "addresses": [
                    "bitcoincash:qrnzd3wfnq6l8jk6426q5jqce0zctv2j9vp9df9p6x"
                ]
            }
        },
        {
            "value": 0.028,
            "n": 24,
            "scriptPubKey": {
                "asm": "OP_HASH160 ef449868bafc66c55cba1d6c44c94fc9f9be0996 OP_EQUAL",
                "hex": "a914ef449868bafc66c55cba1d6c44c94fc9f9be099687",
                "reqSigs": 1,
                "type": "scripthash",
                "addresses": [
                    "bitcoincash:prh5fxrght7xd32uhgwkc3xfflyln0sfjc3gkres44"
                ]
            }
        }
    ],
    "hex": "0100000001fb1f20a65c06e5c4bbf30322f0d5524644ad897e23c3be7855b30926c9d1a9cc000000006b483045022100e3b6b52639cb186fd069360fa9cd471ff4efd6f3b6c9b326def2bab2b627a0780220263c66dc6f6ab4991a561b6f23b7d06c5a58b8963a0178875c7b3fc77575dcad012102a6648017fb83310926533cd8e9f5c29d89e28815f27362b6559a442e79160240ffffffff1956a7f81d000000001976a9140615e62a5b5a2ef9a315dfecb0769853be9560cc88ac404b4c00000000001976a914a370d8b2ff22fe61f607db9966dd69b3c1ed5d3b88ac20aa4400000000001976a914db9e3654469747cea9939173b5698270aaef1e5088ac20aa4400000000001976a914cb7f59ff88a2ab3ba806625d76de5f7d44c9e67a88ac20aa4400000000001976a914c781dad573fa6edf084aeb4dd87ed81172b3ecf188ac20aa4400000000001976a914f06e14eeafa13b715d6a4fef1b3ac52e914723df88ac20aa4400000000001976a91472d1ea5c8aad2846a7c3f7673d63bf87f1929d4e88ac20aa4400000000001976a91476d77364ff74b5320f79fc0a2043aa2d58c90fdd88ac20aa4400000000001976a9146ade54a2a39437dee10dc0f85053b30afead546388ac20aa4400000000001976a9140ccb67e3a62b881badffef88cb3fd5170d3ddc1388ac20aa4400000000001976a9149cd064669bf5bf438f7f765f9d9f6bf965f2ab1888ac30604200000000001976a9143f004781443d2b777574574409caa79686d6c3c588ace0673500000000001976a914df85aeb18b3d19799ee8b9b78de450dfdddb125788ace06735000000000017a914231c2129b0fef10a24c2acb7d5b8b5813dab639187e0673500000000001976a91480cd043990970d2da64c5137aada6c67f945dd0e88ace0673500000000001976a91465599821b7dcd481135489485a68782bcf94c61488ace0673500000000001976a91483f6dd568c924b6323769f31bf2997105c6e804f88ace0673500000000001976a9147cdfbbd944c8b1d52ef451259175ab0c83247e5088ace0673500000000001976a914d5ca4a1b8b257adf4bdf5feded3572db6112ddf688ace0673500000000001976a9148d3dc261878f472de83d15db53aa7720e4ec05e788ace0673500000000001976a9144b80564fed5ad47a53321b62371d1e3c5363f76e88ac209333000000000017a9140ad7977c603dc5c6eb18f14ed6cb8d24fd0d1dc187c0c62d000000000017a9144393cbd99c20368fd1cf985a98bbdd2fa9aa072887c0c62d00000000001976a914e626c5c99835f3cadaaab40a4818cbc585b1522b88ac80b92a000000000017a914ef449868bafc66c55cba1d6c44c94fc9f9be09968700000000",
    "blockhash": "000000000000000002258a53e6d182300501967b6cf14add3afea900094c8c99",
    "confirmations": 523885,
    "time": 1486761386,
    "blocktime": 1486761386
}

UTXOs


[
    null,
    null,
    {
        "bestblock": "0000000000000000012512186bda0c6cdc55930007c7f2c7825bdeed62a5cb6b",
        "confirmations": 523885,
        "value": 0.045,
        "scriptPubKey": {
            "asm": "OP_DUP OP_HASH160 db9e3654469747cea9939173b5698270aaef1e50 OP_EQUALVERIFY OP_CHECKSIG",
            "hex": "76a914db9e3654469747cea9939173b5698270aaef1e5088ac",
            "reqSigs": 1,
            "type": "pubkeyhash",
            "addresses": [
                "bitcoincash:qrdeudj5g6t50n4fjwgh8dtfsfc24mc72qyvjlv7pa"
            ]
        },
        "coinbase": false
    },
    null,
    null,
    null,
    null,
    null,
    null,
    null,
    null,
    null,
    null,
    null,
    null,
    {
        "bestblock": "0000000000000000012512186bda0c6cdc55930007c7f2c7825bdeed62a5cb6b",
        "confirmations": 523885,
        "value": 0.035,
        "scriptPubKey": {
            "asm": "OP_DUP OP_HASH160 65599821b7dcd481135489485a68782bcf94c614 OP_EQUALVERIFY OP_CHECKSIG",
            "hex": "76a91465599821b7dcd481135489485a68782bcf94c61488ac",
            "reqSigs": 1,
            "type": "pubkeyhash",
            "addresses": [
                "bitcoincash:qpj4nxppklwdfqgn2jy5skng0q4ul9xxzsf7hg7dfh"
            ]
        },
        "coinbase": false
    },
    null,
    null,
    null,
    null,
    null,
    null,
    null,
    null,
    null
]

External sources