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LibraryCredit and stable value2025Design paperCorpus record

Transferable Tokenized Vault Requests

ERC 8161. Cain O'Sullivan , Jeroen Offerijns.

ERC 8161, Transferable Tokenized Vault Requests. This standard extends ERC-7540 by adding optional transferability of pending deposit and redeem Requests.

Status in the source: Final. A reading of the public specification, not a copy of it and not a certification.

Transferable Tokenized Vault Requests is worth reading for the rule it actually adds: This standard extends ERC-7540 by adding optional transferability of pending deposit and redeem Requests.

The five-minute read

The rule

This standard extends ERC-7540 by adding optional transferability of pending deposit and redeem Requests.

What was already failing

A claim that something is a dollar, a loan, or a vault is a claim about who is paid when the price moves. The interface is not that claim.

What the number does not mean

The source marks this final. That is a statement about the text, not a promise that every wallet or node has shipped it.

What a builder should be able to point at

An implementation either constrains MUST, NOT, REQUIRED or it is a different design.

One action, walked through

  1. Open ERC 8161 and read the status line before the examples.
  2. Write down the rule in one sentence. A fair version of that sentence is: This standard extends ERC-7540 by adding optional transferability of pending deposit and redeem Requests.
  3. Name the object that changes: MUST, NOT, REQUIRED.
  4. Ask what an old client, an old contract, or an offline counterparty does. If the document is silent, the silence is part of the design.

The argument, unpacked

What the text is allowed to settle

Ethereum Request for Comment 8161 can settle the shape of Transferable Tokenized Vault Requests. It cannot settle whether a later client, a later fork, or a later wallet still does this.

What this page will not pretend

There is no benchmark, no adoption number, and no claim that the mechanism is safe outside the assumptions written in the source.

What has to be true

  • You are implementing ERC 8161 at the status the text itself states: Final.
  • The object that has to change is MUST, NOT, REQUIRED. A neighbouring document with a similar name is not this one.
  • A token standard does not collateralise itself.

What happened after the paper

The source marks this final. That is a statement about the text, not a promise that every wallet or node has shipped it. Later documents can narrow, replace, or ignore this one. Cite the number you mean.

What to check before you use the idea

  • Who loses money if the assumption in Transferable Tokenized Vault Requests is wrong?
  • Is redemption specified, or only a transfer function?
  • Which terms are actually defined: MUST, NOT, REQUIRED?

Terms

ERC 8161
The public text titled Transferable Tokenized Vault Requests.
Final
The document's own label for how finished the text is. It is not a market fact.

The problem the paper names

A claim that something is a dollar, a loan, or a vault is a claim about who is paid when the price moves. The interface is not that claim.

What the design proposes

  • This standard extends ERC-7540 by adding optional transferability of pending deposit and redeem Requests.
  • It introduces two separate interfaces that allow a controller to transfer their pending Request balance to a new controller.
  • Implementations may support either or both interfaces independently.

How the mechanism is specified

  • Taken from the specification, the next constraint is: It introduces two separate interfaces that allow a controller to transfer their pending Request balance to a new controller.
  • Locate MUST, NOT, REQUIRED in ERC 8161 and apply it to one transaction or call.
  • Then check the failure the class of rule always has: a node that did not upgrade, a reverted call, a replayed signature, or a peer that does not speak the message.

What this page does not treat as proven

  • Nothing on this page is a yield, a redemption promise, or an offer of credit.
  • A token standard does not collateralise itself.
  • The source marks this final. That is a statement about the text, not a promise that every wallet or node has shipped it.

Why a venture studio still reads it

Use ERC 8161 when a pitch says 'Transferable Tokenized Vault Requests' without saying whether the rule is consensus, policy, or an interface. The number is the citation. The pitch is not.

This is Blockchain Lab's reading of a public design paper. It is not the paper, not a copy of it, and not an offer of tokens, equity, custody or a partnership. Later network behaviour can diverge from the text. Nothing here is investment, legal or technical advice.

Research status: Design paper. Last reviewed: 1 October 2026. This is a reading of a public paper, not investment, legal or security advice.