CoinYQ Dossier

The Token Beside the Turnstile: How Overledger Rewired QNT's Role

Quant's story is often compressed into one promise: a token powers the system connecting every blockchain. The records show a private software company operating an authenticated service, once charging its production licence in QNT, then widening Overledger into workflows and a multi-ledger rollup. The product is increasingly concrete; the token's claim on it remains contractual, conditional and much narrower than ownership of the company.

A 2015 company and a 2018 token arrive on different clocks

Companies House records Quant Network Ltd as an active private company incorporated on 28 September 2015. Quant's own biography describes the venture as founded in 2018 and identifies Gilbert Verdian as founder and CEO. One date marks the legal vehicle and the other the public project; merging them hides how company and token were assembled.

QNT appeared as an Ethereum ERC-20, not a new consensus network. Quant's preserved notice says it burned 9,545,765.950989192 unsold QNT on 14 September 2018, leaving 14,612,493.080826178 issued. The verified contract still exposes a 45,467,000 theoretical total, so supply claims must name their measurement rather than copy the explorer headline.

The interoperability pitch becomes a gated production service

In January 2021, Quant said Release 1.5 opened production connectivity to Bitcoin, Ethereum and Ripple after identity checks. That supports a product release, but it is a vendor statement rather than public telemetry about customer workloads.

Release 2.1.5 gave QNT a concrete job: a £100 annual production licence paid through MetaMask, with the sandbox free. The token paid at the turnstile; Quant still controlled identity approval, credentials, the environment and the licence.

Current terms soften the wording to utility tokens customers may use for products, services and staking. They also let Quant change functionality and limit access for compliance or security. Holding the payment token is therefore not an irrevocable software licence.

Fusion adds machinery—and another permission boundary

Current docs specify Gateway authentication, DLT Connectors, Flow Applications, firewall controls and an OP Stack-based Fusion execution layer. Quant announced Fusion mainnet on 2 June 2026 and relaunched Quant Connect for credentials, workflows and asset movement.

The same docs label mainnet active yet require API keys, use permissioned data availability, vary network mappings by deployment and show a placeholder chain ID. The supportable conclusion is a live controlled product, not an independently observable permissionless network whose adoption can be read from a public explorer.

Bank engagements stop where holder rights begin

BIS calls Project Rosalind an experiment that built a 33-endpoint retail-CBDC API prototype and explored more than 30 use cases. UK Finance later named Quant among supporters of a live tokenised-sterling-deposit pilot scheduled through mid-2026. Prototype and pilot are meaningful stages, not nationwide production.

Neither record says QNT was the CBDC, bank deposit or settlement asset. Flow Apps can also charge QNT, stablecoins or another supported ERC-20, while the public staking chapter remains under construction. A bank logo does not by itself prove QNT demand.

The legal boundary is clearer: Quant Network Ltd is private and QNT is a utility under service terms. Reviewed records provide no shares, dividends, reserve redemption, patent ownership or ballot over directors. Product success and holder value require separate evidence.

How the project changed

  1. 2015-09-28
    The legal company is incorporated

    The UK entity now called Quant Network Ltd enters the register before the public 2018 founding narrative.

  2. 2018-09-14
    Unsold QNT is burned

    Quant reports burning 9,545,765.950989192 QNT and leaving 14,612,493.080826178 issued, while the contract display stays higher.

  3. 2021-01-29
    Overledger 1.5 opens production connectivity

    Quant announces identity-checked access to Bitcoin, Ethereum and Ripple through its production service.

  4. 2021
    A £100 QNT licence becomes explicit

    Release 2.1.5 documents an annual production licence paid in QNT and a free sandbox.

  5. 2023-06
    Overledger Platform is offered as SaaS

    Quant opens the technology it says supported institutional projects as a broader low-code service.

  6. 2025-09-26
    UK Finance names Quant in a live bank pilot

    The trade body lists Quant among supporters of a tokenised-deposit pilot expected through mid-2026.

  7. 2026-06-02
    Quant announces Fusion mainnet

    The multi-ledger rollup and new Quant Connect launch with authenticated, permission-aware access.

Evidence and primary sources

Last evidence review: 2026-09-04

What is Quant?

Quant combines a UK software business, an Ethereum ERC-20 and an enterprise interoperability product. Today's Overledger includes an authenticated Gateway, connectors to public and permissioned ledgers, workflow applications, policy controls and the Fusion multi-ledger rollup. Quant operates the service; accounts, API keys, subscriptions and permissions govern entry.

QNT is a utility attached to that commercial ecosystem. Current terms say customers may use it for Quant products, services and staking; an older release required a production licence paid in QNT. Those statements do not make Quant a token-governed public chain, and a QNT balance alone does not open private networks or enterprise contracts.

What problem does Quant solve?

Banks and developers face a different API, identity model and process for every ledger. Overledger places routing and workflows above those networks while leaving signing and final settlement to each chain's rules.

That convenience creates an operator dependency. Quant authenticates users, accepts or selects connector nodes, applies firewall policy and can restrict accounts under its terms. The relevant question is therefore both what the platform connects and who controls the entrance.

How does Quant work?

A call enters Overledger Gateway with an API key. Connectors route it to the selected ledger; Flow Applications coordinate multi-step work. Fusion adds an EVM-compatible optimistic rollup derived from several connected networks. Its public specification describes permissioned data availability, allowlists and a curated RPC surface.

QNT is an Ethereum token, not the consensus asset of the ledgers Overledger reaches. It once paid a £100 production licence; current terms permit product, service and staking uses. Yet Flow Apps may charge other ERC-20s and the staking chapter is unfinished, so final mainnet economics cannot be inferred from endpoint names or older community-treasury plans.

Key facts

  • Quant Network Ltd is an active UK private company incorporated on 28 September 2015; Quant describes the public venture as founded in 2018.
  • QNT contract: 0x4a220E6096B25EADb88358cb44068A3248254675.
  • Quant reported a 9,545,765.950989192 QNT burn on 14 September 2018 and 14,612,493.080826178 issued afterward; the legacy contract still displays 45,467,000.
  • The verified source retains a mint function restricted to its constructor-set crowdsale address, while totalSupply is hard-coded; current effective control of that address was not established.
  • Overledger is authenticated software with Gateway, Connectors, Flow Apps, firewalls and Fusion—not an open QNT validator chain.
  • Current terms allow QNT for products, services and staking; they do not make it the exclusive token for every workflow.
  • On 4 September 2026, the public staking chapter still pointed to a future testnet experience.
  • Rosalind was a CBDC API prototype and the UK deposit programme a live pilot; neither independent record says QNT powered the tested money.
  • The public community-treasury repository was archived on 6 February 2026 and says Fusion replaced it; its QNT payment-channel design is historical rather than proof of current locking or spending.

Official links

Categories

Related coins

Frequently asked questions

Is Quant itself a blockchain?

Its main product is an operator-run interoperability platform. Fusion is an EVM-compatible multi-ledger rollup inside that stack, but QNT is an ERC-20 and service access still uses accounts, API keys, permissions and subscriptions.

Must every Overledger customer buy QNT?

A 2021 release required a £100 production licence payable in QNT. Current terms say QNT may be used, while Flow Apps may price actions in QNT, stablecoins or other supported ERC-20s. The current plan and workflow decide the requirement.

Does QNT give shares or Quant revenue?

No reviewed company record or service agreement grants QNT holders equity, dividends, reserve redemption, intellectual property or a company vote.

Why does QNT supply appear as both 45.467 million and 14.612 million?

The contract exposes a legacy theoretical total of 45,467,000. Quant's archived record says 24,158,259.031815372 were issued and 9,545,765.950989192 burned, leaving 14,612,493.080826178. The hard-coded display and issued balances are different measures.

Can the QNT contract mint more tokens?

Its verified source contains mint(address,uint256), callable only by the constructor-set crowdsale address, and that function does not change the hard-coded totalSupply value. This review did not establish whether the designated address remains operational, so 'no callable mint path' should not be asserted from the supply display alone.

Is QNT staking live with fixed rewards?

Gateway docs include stake endpoints, but the dedicated chapter says the new QNT experience will arrive on testnet. Final mainnet rates, lock periods, slashing and guaranteed rewards are not established.

Do Rosalind and the UK bank pilot prove mass adoption?

They prove work at defined stages: an API prototype and a live pilot. They do not prove national production, customer volume or QNT use inside the tested money.

Does the old Overledger treasury still prove current QNT demand?

No. The official repository described QNT payment channels between users and gateways, but Quant archived it on 6 February 2026 and states that Fusion replaced it. It documents an earlier design, not current usage volume or a continuing token lock.

External trackers

Choose a tracking site for Quant: