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TOKENIZATION6 minBuilding the RWA Chain / Ep. 1 · Stage 1-1

Tokenizing Real Assets: Do You Need Your Own Blockchain?

Your asset is regulated, so do you need a blockchain of your own? Not for that reason alone.

XIN
Pixel-art illustration of a deed-shaped key beside custom and general-purpose rails, representing an infrastructure design choice.

IN 30 SECONDS

An application chain is a blockchain built for one product, and your team must plan who runs it. A real-world asset token needs one only for a hard requirement an existing network can’t meet, and only if your team can run a chain.

KEY TAKEAWAYS · 3

  • Before choosing a chain, map the asset’s life, the transactions it creates and the work of running it.
  • “The asset is regulated” is not, on its own, a reason for a chain of your own.
  • Pick an application chain only for a hard requirement the existing network can’t meet, and only if your team can run it.
On this page

The problem: choosing the chain before the job

IN SHORT Choosing a blockchain for real-world assets really means choosing which jobs your team will own.

I was CTO at Integra from March 2025 to June 2026. I built the engineering team, worked on the protocol and ran the infrastructure.

We built on Cosmos EVM, Cosmos software for a chain that runs Ethereum-style contracts, and brought the chain to Mainnet The main live network of a blockchain, used for real activity. A testnet is a separate network used for testing. See the glossary launch readiness. This post looks back at the design choices. It does not claim that mainnet was deployed.

TWO WAYS TO START

Chain first

Pick a chain because the asset is regulated. Learn later the fees, the token’s forms and who runs the validators, the machines that confirm new blocks.

Workload first

List each action and who may take it. Measure costs on a real build. Then pick the setup.
Illustrative: the same project, started from the chain or from the workload.

Words to know

IN SHORT Creating the token is the easy part; the work is everything around it.

WORDS TO KNOW

Real-world asset
Something off the blockchain, like a building or a loan, whose rights are represented by tokens. Short form: RWA.
Token
A digital unit on a blockchain. It records who holds what, and code decides how it can move.
Layer 2 (L2)
A network that runs transactions on top of Ethereum and relies on it for security, usually for lower fees.
Application chain
A blockchain built for one product. The team sets its protocol rules and must plan who runs the network.
Mainnet
The main live network of a blockchain, used for real activity. A testnet is a separate network used for testing.

IN PLAIN WORDS

Tokenization means writing rights in a Real-world asset Something off the blockchain, like a building or a loan, whose rights are represented by tokens. Short form: RWA. See the glossary as Token A digital unit on a blockchain. It records who holds what, and code decides how it can move. See the glossary on a blockchain. The chain is where the token’s rules run.

The real work is who may hold the token, what each move costs and who keeps the network running. The token can live on an existing network, like Ethereum or a Layer 2 (L2) A network that runs transactions on top of Ethereum and relies on it for security, usually for lower fees. See the glossary, or on an Application chain A blockchain built for one product. The team sets its protocol rules and must plan who runs the network. See the glossary of your own.

ADAM says: An existing network is a shop in a mall; your own chain is your own building, guards and repairs included. Where it breaks: a building’s doors are easy to see, a chain’s exits aren’t.

Six questions to answer, in order

IN SHORT Start from the asset, not the network: each answer narrows the next question.

STEP BY STEP

Flow diagram: 6 stepsFlow diagram: 6 steps. Map the asset’s life, then Count the transactions. Count the transactions, then Follow every form. Follow every form, then Check what ERC-3643 gives. Check what ERC-3643 gives, then Name the hard requirement. Name the hard requirement, then Pick the simplest fit.1Map the asset’s life2Count the transactions3Follow every form4Check what ERC-3643 gives5Name the hard requirement6Pick the simplest fit

Step 1. Map the asset’s life. Issuing, onboarding investors, transfers, freezes, recovery, redemption: give each an owner and a plan for when it fails.

Pick a step to see it move
  1. Map the asset’s life Issuing, onboarding investors, transfers, freezes, recovery, redemption: give each an owner and a plan for when it fails.
  2. Count the transactions Count the actions that change data stored on the chain, such as a balance. Measure what they cost on the build you’ll use.
  3. Follow every form If the token can take another form, like a copy on another chain, find the code that sets each one’s rules.
  4. Check what ERC-3643 gives This standard already checks who may receive the token, on an existing network. Note what it leaves to you.
  5. Name the hard requirement “The asset is regulated” isn’t a hard requirement on its own. Write the must-have the existing network can’t give you, and who will run validators, upgrades and incidents.
  6. Pick the simplest fit Choose the simplest setup that meets the requirements you wrote down.
The chain is the last decision. Step 5 refuses “it’s regulated” as a reason on its own.

An application chain of your own is worth it only for a hard requirement the existing network can’t meet, and only if your team can run it.

Running it means handling its validators, its upgrades and every incident.

Coming up next: So which kind of network fits your asset?

Existing network, permissioned network or your own chain?

IN SHORT Existing contracts do the job? That points to an existing network. Known members: a permissioned one. Required protocol changes: an application chain.

ARCHITECTURE CHOICE
Decide: Which infrastructure fits this asset workflow?Decision tree: Which infrastructure fits this asset workflow? If The workflow fits existing Ethereum-style contracts, then Evaluate an existing base network, like Ethereum, or an L2. If The network has defined institutional members, then Evaluate a permissioned network. If Protocol changes are a hard requirement, then Evaluate an application chain.DECIDEWhich infrastructure fitsthis asset workflow?If the workflow fitsexisting Ethereum-stylecontractsEvaluate an existingbase network, likeEthereum, or an L2Measure costs and reviewsecurity, administration,integrations and finalityassumptions.If the network has definedinstitutional membersEvaluate apermissioned networkMake membership, dataaccess, governance anddispute handling explicit.It doesn’t settle the legalrequirements by itself.If protocol changes are ahard requirementEvaluate anapplication chainJustify the changes andbudget for validators,upgrades, security reviewand operations.
A decision aid for an engineering review. More control brings more operating responsibility; there is no universal winner.

Integra made me more specific about that last branch: a chain of your own is also daily operations work. Next to the protocol work, I ran Remote procedure call: how an app sends a request to a chain node. hardening before launch, and the validator setup across four clouds.

The team also needed a way of working: config checks, deploy steps, an incident plan.

ITEM GET

Simplest setup first

Start with the simplest setup that meets the verified needs. If it leads to a custom chain, write the reasons down and make them testable.

Making that call now? Send me the asset workflow and the limit you can’t get past.

STAGE CLEAR

What you now know

  • Why picking a chain is really picking which jobs your team will own.
  • Which setup a workflow points to, and the running cost that comes with each one.

Check yourself

Tap or click a question to see the answer.

An issuer says: “Our bond is regulated, so we need our own chain.” Is that enough?

No. Being regulated isn’t a hard requirement on its own. Name the must-have an existing network can’t meet, and who will run the chain.

Next stage:What does ERC-3643 already check on an existing network, and what does each transfer cost?6 min
Adam Boudjemaa
Adam Boudjemaa

Web3 x AI engineer, former CTO of Integra. Named author (1 of 5) of ERC-3643, first author of ERC-6960, co-author of ERC-7410, and co-author of ERC-8203, which is still a draft.

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