Page Spec

FIO Chain is a fully decentralized public Delegated Proof of Stake (DPoS) blockchain that is designed specifically to support the the unique usability requirements of the FIO Protocol.

Benefits and Innovations

Fast, Scalable and Open-source

Powered by Industry-leading open-source Antelope tech stack, built for speed and scale.

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Fully Decentralized

FIO Chain is a public blockchain ran by many independent Block Producers around the world, focused on the FIO Protocol’s usability mission.

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Properly Incentivized

The FIO Chain and its native FIO Token, enabled the creation of an innovative incentive system, which rewards ecosystem participants for acting in the best interest of the protocol.

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Gas-free for Most, Stable Fees for All

Every FIO Handle comes bundled with gas-free transactions, ensuring most users can interact with the FIO Chain without the complexities of gas fees. Fees for premium transactions are pegged to the rate of exchange of FIO Token to ensure price predictability.

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Auto-proxy

If users don’t participate in governance, their tokens are automatically proxied to the wallet creator, so that they can vote to best represent their users.

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Encrypted Data

Although the FIO Chain is public, details of user transactions are encrypted to ensure privacy.

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Security Audits

Multiple FIO Chain audits performed by:

https://cryptolions.io

https://www.sentnl.io/

https://www.halborn.com/

Continuously improving

...

!

When user clicks Search or hits enter redirect to the following url (same tab) based on content in this order:

Content format	Redirect Url
String longer than 64 characters	https://fio.bloks.io/transaction/STRING
Regex: `^FIO[A-HJ-NP-Za-km-z1-9]{50}$`	https://fio.bloks.io/key/STRING
Regex: `^(?:(?=.{3,64}$)[a-zA-Z0-9]{1}(?:(?!-{2,}))[a-zA-Z0-9-](?:(?<!-))@[a-zA-Z0-9]{1}(?:(?!-{2,}))[a-zA-Z0-9-](?:(?<!-))$)`	https://fio.bloks.io/address/STRING
Regex: `^(?=.{1,62}$)[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9]$`	https://fio.bloks.io/domain/STRING

Dynamic Content

On initial load show “Waiting for data” (see Figma) before data is populated from APIs
This content needs to refresh every 3 seconds
Show max 5 transactions and then start replacing the older ones

Content element

Endpoint

Request

Response

Latest Block Producer

GET https://fio.blockpane.com/v1/chain/get_info

N/A

Use head_block_producer to get Latest Block Producer account name

Code Block

{
    "server_version": "533ed469",
    "chain_id": "21dcae42c0182200e93f954a074011f9048a7624c6fe81d3c9541a614a88bd1c",
    "head_block_num": 208004440,
    "last_irreversible_block_num": 208004104,
    "last_irreversible_block_id": "0c65e40850aef57864d6ee3621b71cb90f40101628afa07a9b6dffc9ee124a41",
    "head_block_id": "0c65e5584c7f8b5901d1c3b54cd8a76afc27eb650bc21428b1a6a58dc7b8319b",
    "head_block_time": "2023-07-12T19:18:17.500",
    "head_block_producer": "hislmnfx13ya",
    "virtual_block_cpu_limit": 200000000,
    "virtual_block_net_limit": 1048576000,
    "block_cpu_limit": 199900,
    "block_net_limit": 1048576,
    "server_version_string": "v3.3.0",
    "fork_db_head_block_num": 208004440,
    "fork_db_head_block_id": "0c65e5584c7f8b5901d1c3b54cd8a76afc27eb650bc21428b1a6a58dc7b8319b"
}

GET https://bpmonitor.fio.net/api/producers

N/A

Iterate through rows until you find owner which matches Last Block Producer account name from step above
Use:
1. fio_address as Block Producer Name
2. website as Website URL
3. branding → logo_svg as Logo
  - If not present use logo_256
    - If not present use generic “block” icon same as next to Last Block
4. location_name as as Country
5. flagIconUrl as flag image url
6. socials → twitter as Twitter URL
7. socials → telegram as Telegram URL
  1. Do not show icon if not present
8. socials → twitter as Twitter URL
  1. Do not show icon if not present

Latest Block

GET https://fio.blockpane.com/v1/chain/get_info

N/A

Use head_block_num

Code Block

{
    "server_version": "533ed469",
    "chain_id": "21dcae42c0182200e93f954a074011f9048a7624c6fe81d3c9541a614a88bd1c",
    "head_block_num": 208004440,
    "last_irreversible_block_num": 208004104,
    "last_irreversible_block_id": "0c65e40850aef57864d6ee3621b71cb90f40101628afa07a9b6dffc9ee124a41",
    "head_block_id": "0c65e5584c7f8b5901d1c3b54cd8a76afc27eb650bc21428b1a6a58dc7b8319b",
    "head_block_time": "2023-07-12T19:18:17.500",
    "head_block_producer": "hislmnfx13ya",
    "virtual_block_cpu_limit": 200000000,
    "virtual_block_net_limit": 1048576000,
    "block_cpu_limit": 199900,
    "block_net_limit": 1048576,
    "server_version_string": "v3.3.0",
    "fork_db_head_block_num": 208004440,
    "fork_db_head_block_id": "0c65e5584c7f8b5901d1c3b54cd8a76afc27eb650bc21428b1a6a58dc7b8319b"
}

Transactions

POST https://fio.blockpane.com/v1/chain/get_block

Use head_block_num from previous call

Code Block

language	json

{
    "block_num_or_id":211471729
}

Iterate through transactions and use:

trx → id as Transaction ID
trx → transaction → actions → account as Contract
trx → transaction → actions → name as Action
trx → transaction → actions → data as Data for overlay JSON prettifed

Make entire transaction id in list and overlay link to: https://fio.bloks.io/transaction/Transaction ID

Code Block

{
    "timestamp": "2023-08-01T20:54:21.500",
    "producer": "hkzfdcxe11us",
    "confirmed": 0,
    "previous": "0c9acd700209ed7c07db7ffafb5d33f573dc5cc86da32b50ae9bfd529a13a229",
    "transaction_mroot": "fdbacf566dd051a4bb0585ff93a9ddc539fe238475df9c0e2178430b3d953f13",
    "action_mroot": "73d52b411115f553b93871926105f3b0c7c02b2ffc5db2e5c6e48ba7572143f6",
    "schedule_version": 344,
    "new_producers": null,
    "header_extensions": [],
    "producer_signature": "SIG_K1_KfzzrwZVE4ZRToxKCd4YJ4ULnNXmXeUc5RxPs6rDid5hqT1ecEJU56ZdofDZJd6qXLE3edvKfRJuF6apxHXsoJtA9RubKP",
    "transactions": [
        {
            "status": "executed",
            "cpu_usage_us": 11248,
            "net_usage_words": 25,
            "trx": {
                "id": "cdfd9053f804e5b57037802a9f406723ff92a177f5c92b355fdaf9ed04537544",
                "signatures": [
                    "SIG_K1_Kb8W4hLnEQ1xBf1mXz8VD44dC18De91APEGk5fuMW8szYrpHhq4Hf7T9Ke27iK9favSRYj141UJRPz47GH4cyTpiWhAbVf"
                ],
                "compression": "none",
                "packed_context_free_data": "",
                "context_free_data": [],
                "packed_trx": "ae71c96419cc84a6bf7b0000000001003056372503a85b0000c6eaa66498ba01f0d08101d981e4da0000c6eaa66498ba6a156a6b7434386164656c6c696f6e40747769747465723546494f383552763376726432713273514d35487378544852745162565a4c573744626841706b515567594772415a6f4475425754380098f73e5d010000f0d08101d981e4da0d64617368626f6172644066696f00",
                "transaction": {
                    "expiration": "2023-08-01T20:57:18",
                    "ref_block_num": 52249,
                    "ref_block_prefix": 2076157572,
                    "max_net_usage_words": 0,
                    "max_cpu_usage_ms": 0,
                    "delay_sec": 0,
                    "context_free_actions": [],
                    "actions": [
                        {
                            "account": "fio.address",
                            "name": "regaddress",
                            "authorization": [
                                {
                                    "actor": "vfmc3qc1kbcj",
                                    "permission": "regaddress"
                                }
                            ],
                            "data": {
                                "fio_address": "jkt48adellion@twitter",
                                "owner_fio_public_key": "FIO85Rv3vrd2q2sQM5HsxTHRtQbVZLW7DbhApkQUgYGrAZoDuBWT8",
                                "max_fee": 1500000000000,
                                "actor": "vfmc3qc1kbcj",
                                "tpid": "dashboard@fio"
                            },
                            "hex_data": "156a6b7434386164656c6c696f6e40747769747465723546494f383552763376726432713273514d35487378544852745162565a4c573744626841706b515567594772415a6f4475425754380098f73e5d010000f0d08101d981e4da0d64617368626f6172644066696f"
                        }
                    ],
                    "transaction_extensions": []
                }
            }
        }
    ],
    "block_extensions": [],
    "id": "0c9acd71926300f1c0aaaf185744a76b3dbf6f964da11b2ed520ec4dab087100",
    "block_num": 211471729,
    "ref_block_prefix": 414165696
}

Benefits and Innovations

Links will be added later

Versions Compared

Old Version 8

New Version Current

Key

Page Spec

Section Content

FIO Chain Live

Actions

L1 Chain purpose-built for usability

Benefits and Innovations

Fast, Scalable and Open-source

Fully Decentralized

Properly Incentivized

Gas-free for Most, Stable Fees for All

Auto-proxy

Encrypted Data

Security Audits

Continuously improving

!

Dynamic Content

Benefits and Innovations

Page Comparison

Versions Compared

Old Version 8

New Version Current

Key

Page Spec

Section Content

FIO Chain Live

Actions

L1 Chain purpose-built for usability

Benefits and Innovations

Fast, Scalable and Open-source

Fully Decentralized

Properly Incentivized

Gas-free for Most, Stable Fees for All

Auto-proxy

Encrypted Data

Security Audits

Continuously improving

!

Search box

Dynamic Content

Benefits and Innovations