optimism_outputAtBlock RPC Method

Parameters

blockNumber

string

REQUIRED

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Returns

result

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version

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outputRoot

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blockRef

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hash

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number

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parentHash

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timestamp

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l1origin

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hash

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number

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sequenceNumber

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withdrawalStorageRoot

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stateRoot

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syncStatus

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current_l1

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hash

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number

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parentHash

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timestamp

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current_l1_finalized

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hash

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number

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parentHash

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timestamp

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head_l1

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hash

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number

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parentHash

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timestamp

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safe_l1

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hash

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number

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parentHash

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timestamp

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finalized_l1

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hash

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number

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parentHash

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timestamp

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unsafe_l2

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hash

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number

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parentHash

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timestamp

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l1origin

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hash

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number

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sequenceNumber

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safe_l2

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hash

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number

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parentHash

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timestamp

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l1origin

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hash

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number

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sequenceNumber

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finalized_l2

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hash

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number

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parentHash

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timestamp

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l1origin

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hash

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number

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sequenceNumber

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queued_unsafe_l2

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hash

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number

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parentHash

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timestamp

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l1origin

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hash

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number

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sequenceNumber

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engine_sync_target

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hash

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number

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parentHash

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timestamp

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l1origin

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hash

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number

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sequenceNumber

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Request

1
curl -X POST "https://docs-demo.b3-mainnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "optimism_outputAtBlock",
6
  "params": [
7
    "BLOCK_NUMBER"
8
  ],
9
  "id": 1
10
}'

1
curl -X POST "https://docs-demo.b3-mainnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "optimism_outputAtBlock",
6
  "params": [
7
    "BLOCK_NUMBER"
8
  ],
9
  "id": 1
10
}'

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'optimism_outputAtBlock',
4
    params: ["BLOCK_NUMBER"],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.b3-mainnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'optimism_outputAtBlock',
4
    params: ["BLOCK_NUMBER"],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.b3-mainnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
import requests
2
import json
3

4
url = "https://docs-demo.b3-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "optimism_outputAtBlock",
9
  "params": [
10
    "BLOCK_NUMBER"
11
  ],
12
  "id": 1
13
})
14
headers = {
15
  'Content-Type': 'application/json'
16
}
17

18
response = requests.request("POST", url, headers=headers, data=payload)
19

20
print(response.text)

1
import requests
2
import json
3

4
url = "https://docs-demo.b3-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "optimism_outputAtBlock",
9
  "params": [
10
    "BLOCK_NUMBER"
11
  ],
12
  "id": 1
13
})
14
headers = {
15
  'Content-Type': 'application/json'
16
}
17

18
response = requests.request("POST", url, headers=headers, data=payload)
19

20
print(response.text)

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.b3-mainnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "optimism_outputAtBlock",
11
  params: ["BLOCK_NUMBER"]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.b3-mainnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "optimism_outputAtBlock",
11
  params: ["BLOCK_NUMBER"]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

Response

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "version": "0x0000000000000000000000000000000000000000000000000000000000000000",
6
    "outputRoot": "0x1a95f8c31f33020d9cc45ce215c90c91257550c9fdd593b79432866cbaa6d92e",
7
    "blockRef": {
8
      "hash": "0x604e6f00dda8536281100e5180459712eac10ed355ce2ff35ce8900c80c04c96",
9
      "number": 46219241,
10
      "parentHash": "0x0bf61b5c2d77150a51a17a096cbeb12ce1ba3c77b9f9c9badd4d62a345b705c1",
11
      "timestamp": 1768594498,
12
      "l1origin": {
13
        "hash": "0x7ec2a129cbf0a8054890d3379f3fac54d7eaad3716b0e383809e1d101170637e",
14
        "number": 40902564
15
      },
16
      "sequenceNumber": 0
17
    },
18
    "withdrawalStorageRoot": "0x391e34cbb0023b883e39d56425353f9c1aab847927bb7cde975ef7b59091854c",
19
    "stateRoot": "0x16a130449ec19707e94a7bdf57b5e0156e18ce36cfed85621b15e8d35188aba9",
20
    "syncStatus": {
21
      "current_l1": {
22
        "hash": "0x1ff63c7a810de5d6f35f4c7296b4a0192524d0dc68defed459fac849f34d8ccb",
23
        "number": 40902575,
24
        "parentHash": "0x5df0d91ca267a303e0adc9283ae8cd0da59f3742741d805a92415ce27a5a1983",
25
        "timestamp": 1768594497
26
      },
27
      "current_l1_finalized": {
28
        "hash": "0x73b22cc5b3c8a793c54e08b3a8f18118b63310b21132accf3f0a21b97b36a5eb",
29
        "number": 40901927,
30
        "parentHash": "0x596add9c923a2882b265632c7ae685bb759526682417ef7d98164067c201e4b0",
31
        "timestamp": 1768593201
32
      },
33
      "head_l1": {
34
        "hash": "0x79c7b89a3ff3c08bc082adbf4cbae0abce4150e8c771cafdefc16ab82f1fee2f",
35
        "number": 40902585,
36
        "parentHash": "0x7080e78f3beb41f167335aafc4479b64855614a7719dc577a408295c062cd144",
37
        "timestamp": 1768594517
38
      },
39
      "safe_l1": {
40
        "hash": "0xefc38778eca94e947875ee364ea139f3ddbd0f47e1e751ca4ee4c5091057e35d",
41
        "number": 40902441,
42
        "parentHash": "0x2b7b845d858a43b75a5da8a686159827f3cbaf603fc7e1f3e1a3b2e8a8ce8478",
43
        "timestamp": 1768594229
44
      },
45
      "finalized_l1": {
46
        "hash": "0x73b22cc5b3c8a793c54e08b3a8f18118b63310b21132accf3f0a21b97b36a5eb",
47
        "number": 40901927,
48
        "parentHash": "0x596add9c923a2882b265632c7ae685bb759526682417ef7d98164067c201e4b0",
49
        "timestamp": 1768593201
50
      },
51
      "unsafe_l2": {
52
        "hash": "0x4d545329a9410ad7b0ad798ce445cbde095049a1e1bc8c05097baa5a0bd06e22",
53
        "number": 46219269,
54
        "parentHash": "0x9c46c6680568767c0f9b707a59177034a0117a5402bcf1c1f77bf0a1700e723e",
55
        "timestamp": 1768594526,
56
        "l1origin": {
57
          "hash": "0x2fe76c7d77d177a276cb8ad38ca85c3f88b09db7253fb3707338aa7ac66e4561",
58
          "number": 40902577
59
        },
60
        "sequenceNumber": 1
61
      },
62
      "safe_l2": {
63
        "hash": "0xb906ec800eb6d682a4b145ab53709826d038b87b46d19c9b594cb3b265e6aa96",
64
        "number": 46219178,
65
        "parentHash": "0xe907e0859b146e6b4cce0078460121f1c1e251a3bff6abfb1a8d6f6f5e8d41d8",
66
        "timestamp": 1768594435,
67
        "l1origin": {
68
          "hash": "0xa4d84e6fcb44b595ead5f2f8278efff3228f479c77dca1e1a68100a677d57c71",
69
          "number": 40902532
70
        },
71
        "sequenceNumber": 0
72
      },
73
      "finalized_l2": {
74
        "hash": "0xad32120a89173dc15b554c74ddd274cd09c3c78863bcc7daedd89122d2489e88",
75
        "number": 46217924,
76
        "parentHash": "0x0a13c5410dd3ac813bb91626709f1114729643c0fe3a446a2b1899e0b80461c5",
77
        "timestamp": 1768593181,
78
        "l1origin": {
79
          "hash": "0x5ed2f9d986cd797919d146721e282ae00d9d1880038cf627c9de6bc4c963d839",
80
          "number": 40901905
81
        },
82
        "sequenceNumber": 1
83
      },
84
      "pending_safe_l2": {
85
        "hash": "0xb906ec800eb6d682a4b145ab53709826d038b87b46d19c9b594cb3b265e6aa96",
86
        "number": 46219178,
87
        "parentHash": "0xe907e0859b146e6b4cce0078460121f1c1e251a3bff6abfb1a8d6f6f5e8d41d8",
88
        "timestamp": 1768594435,
89
        "l1origin": {
90
          "hash": "0xa4d84e6fcb44b595ead5f2f8278efff3228f479c77dca1e1a68100a677d57c71",
91
          "number": 40902532
92
        },
93
        "sequenceNumber": 0
94
      },
95
      "cross_unsafe_l2": {
96
        "hash": "0x4d545329a9410ad7b0ad798ce445cbde095049a1e1bc8c05097baa5a0bd06e22",
97
        "number": 46219269,
98
        "parentHash": "0x9c46c6680568767c0f9b707a59177034a0117a5402bcf1c1f77bf0a1700e723e",
99
        "timestamp": 1768594526,
100
        "l1origin": {
101
          "hash": "0x2fe76c7d77d177a276cb8ad38ca85c3f88b09db7253fb3707338aa7ac66e4561",
102
          "number": 40902577
103
        },
104
        "sequenceNumber": 1
105
      },
106
      "local_safe_l2": {
107
        "hash": "0xb906ec800eb6d682a4b145ab53709826d038b87b46d19c9b594cb3b265e6aa96",
108
        "number": 46219178,
109
        "parentHash": "0xe907e0859b146e6b4cce0078460121f1c1e251a3bff6abfb1a8d6f6f5e8d41d8",
110
        "timestamp": 1768594435,
111
        "l1origin": {
112
          "hash": "0xa4d84e6fcb44b595ead5f2f8278efff3228f479c77dca1e1a68100a677d57c71",
113
          "number": 40902532
114
        },
115
        "sequenceNumber": 0
116
      }
117
    }
118
  }
119
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "version": "0x0000000000000000000000000000000000000000000000000000000000000000",
6
    "outputRoot": "0x1a95f8c31f33020d9cc45ce215c90c91257550c9fdd593b79432866cbaa6d92e",
7
    "blockRef": {
8
      "hash": "0x604e6f00dda8536281100e5180459712eac10ed355ce2ff35ce8900c80c04c96",
9
      "number": 46219241,
10
      "parentHash": "0x0bf61b5c2d77150a51a17a096cbeb12ce1ba3c77b9f9c9badd4d62a345b705c1",
11
      "timestamp": 1768594498,
12
      "l1origin": {
13
        "hash": "0x7ec2a129cbf0a8054890d3379f3fac54d7eaad3716b0e383809e1d101170637e",
14
        "number": 40902564
15
      },
16
      "sequenceNumber": 0
17
    },
18
    "withdrawalStorageRoot": "0x391e34cbb0023b883e39d56425353f9c1aab847927bb7cde975ef7b59091854c",
19
    "stateRoot": "0x16a130449ec19707e94a7bdf57b5e0156e18ce36cfed85621b15e8d35188aba9",
20
    "syncStatus": {
21
      "current_l1": {
22
        "hash": "0x1ff63c7a810de5d6f35f4c7296b4a0192524d0dc68defed459fac849f34d8ccb",
23
        "number": 40902575,
24
        "parentHash": "0x5df0d91ca267a303e0adc9283ae8cd0da59f3742741d805a92415ce27a5a1983",
25
        "timestamp": 1768594497
26
      },
27
      "current_l1_finalized": {
28
        "hash": "0x73b22cc5b3c8a793c54e08b3a8f18118b63310b21132accf3f0a21b97b36a5eb",
29
        "number": 40901927,
30
        "parentHash": "0x596add9c923a2882b265632c7ae685bb759526682417ef7d98164067c201e4b0",
31
        "timestamp": 1768593201
32
      },
33
      "head_l1": {
34
        "hash": "0x79c7b89a3ff3c08bc082adbf4cbae0abce4150e8c771cafdefc16ab82f1fee2f",
35
        "number": 40902585,
36
        "parentHash": "0x7080e78f3beb41f167335aafc4479b64855614a7719dc577a408295c062cd144",
37
        "timestamp": 1768594517
38
      },
39
      "safe_l1": {
40
        "hash": "0xefc38778eca94e947875ee364ea139f3ddbd0f47e1e751ca4ee4c5091057e35d",
41
        "number": 40902441,
42
        "parentHash": "0x2b7b845d858a43b75a5da8a686159827f3cbaf603fc7e1f3e1a3b2e8a8ce8478",
43
        "timestamp": 1768594229
44
      },
45
      "finalized_l1": {
46
        "hash": "0x73b22cc5b3c8a793c54e08b3a8f18118b63310b21132accf3f0a21b97b36a5eb",
47
        "number": 40901927,
48
        "parentHash": "0x596add9c923a2882b265632c7ae685bb759526682417ef7d98164067c201e4b0",
49
        "timestamp": 1768593201
50
      },
51
      "unsafe_l2": {
52
        "hash": "0x4d545329a9410ad7b0ad798ce445cbde095049a1e1bc8c05097baa5a0bd06e22",
53
        "number": 46219269,
54
        "parentHash": "0x9c46c6680568767c0f9b707a59177034a0117a5402bcf1c1f77bf0a1700e723e",
55
        "timestamp": 1768594526,
56
        "l1origin": {
57
          "hash": "0x2fe76c7d77d177a276cb8ad38ca85c3f88b09db7253fb3707338aa7ac66e4561",
58
          "number": 40902577
59
        },
60
        "sequenceNumber": 1
61
      },
62
      "safe_l2": {
63
        "hash": "0xb906ec800eb6d682a4b145ab53709826d038b87b46d19c9b594cb3b265e6aa96",
64
        "number": 46219178,
65
        "parentHash": "0xe907e0859b146e6b4cce0078460121f1c1e251a3bff6abfb1a8d6f6f5e8d41d8",
66
        "timestamp": 1768594435,
67
        "l1origin": {
68
          "hash": "0xa4d84e6fcb44b595ead5f2f8278efff3228f479c77dca1e1a68100a677d57c71",
69
          "number": 40902532
70
        },
71
        "sequenceNumber": 0
72
      },
73
      "finalized_l2": {
74
        "hash": "0xad32120a89173dc15b554c74ddd274cd09c3c78863bcc7daedd89122d2489e88",
75
        "number": 46217924,
76
        "parentHash": "0x0a13c5410dd3ac813bb91626709f1114729643c0fe3a446a2b1899e0b80461c5",
77
        "timestamp": 1768593181,
78
        "l1origin": {
79
          "hash": "0x5ed2f9d986cd797919d146721e282ae00d9d1880038cf627c9de6bc4c963d839",
80
          "number": 40901905
81
        },
82
        "sequenceNumber": 1
83
      },
84
      "pending_safe_l2": {
85
        "hash": "0xb906ec800eb6d682a4b145ab53709826d038b87b46d19c9b594cb3b265e6aa96",
86
        "number": 46219178,
87
        "parentHash": "0xe907e0859b146e6b4cce0078460121f1c1e251a3bff6abfb1a8d6f6f5e8d41d8",
88
        "timestamp": 1768594435,
89
        "l1origin": {
90
          "hash": "0xa4d84e6fcb44b595ead5f2f8278efff3228f479c77dca1e1a68100a677d57c71",
91
          "number": 40902532
92
        },
93
        "sequenceNumber": 0
94
      },
95
      "cross_unsafe_l2": {
96
        "hash": "0x4d545329a9410ad7b0ad798ce445cbde095049a1e1bc8c05097baa5a0bd06e22",
97
        "number": 46219269,
98
        "parentHash": "0x9c46c6680568767c0f9b707a59177034a0117a5402bcf1c1f77bf0a1700e723e",
99
        "timestamp": 1768594526,
100
        "l1origin": {
101
          "hash": "0x2fe76c7d77d177a276cb8ad38ca85c3f88b09db7253fb3707338aa7ac66e4561",
102
          "number": 40902577
103
        },
104
        "sequenceNumber": 1
105
      },
106
      "local_safe_l2": {
107
        "hash": "0xb906ec800eb6d682a4b145ab53709826d038b87b46d19c9b594cb3b265e6aa96",
108
        "number": 46219178,
109
        "parentHash": "0xe907e0859b146e6b4cce0078460121f1c1e251a3bff6abfb1a8d6f6f5e8d41d8",
110
        "timestamp": 1768594435,
111
        "l1origin": {
112
          "hash": "0xa4d84e6fcb44b595ead5f2f8278efff3228f479c77dca1e1a68100a677d57c71",
113
          "number": 40902532
114
        },
115
        "sequenceNumber": 0
116
      }
117
    }
118
  }
119
}

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