Basecat

basecat
Rank #396•Meme, Base Ecosystem, Cat-Themed
CoinYQ Dossier

One wallet launched a cat; the crowd put on hard hats

At 18:03 UTC on August 15, 2026, an unnamed wallet sent one transaction to o1’s Base factory. Out came one billion BASECAT and a Uniswap market. No founder essay or product roadmap accompanied it. Within a day, another public identity—the BasecatOnBase community account—was turning a blue hard-hat cat into a participatory meme. The short history is therefore about a handoff that cannot be treated as a corporate succession: an onchain creator launched the market, while an explicitly non-deployer community wrote the lore.

A blank description and one blue cat

The launch call fixed the asset’s identity more clearly than any press release: “Basecat,” the same symbol, an IPFS metadata file and address f41D01. It came from 0x48C7…0faF to verified factory 0xa52a…bb9F at block 50,013,841. The metadata describes an o1 B20 token but leaves its description blank. Neither the transaction nor the community material names the person or company behind the wallet.

The exact input also narrows what the launcher retained. Native ETH was the quote, allocation and vesting arrays were empty, and roleMode was 0. The verified factory passes a zero initial administrator and grants metadata authority only when roleMode bit 0 is enabled, so Basecat did not give its creator that token-editing role.

o1 turned the image into a market

The B20 events set a 10^27-base-unit cap and mint, equal to one billion tokens with 18 decimals. The hook then seeded 999,999,999.999999999999995595 BASECAT into the Uniswap v4 position; the 4,405-base-unit difference is rounding residue, not a team allocation. o1 documents the position as permanent and the completed token as lacking later mint or pause authority.

Immutability did not erase every creator privilege. Trading routes base fees among the recorded creator, o1 and a valid referrer, and the creator’s claim destination can move through an onchain process. A BASECAT balance does not carry that fee claim.

The next account wrote a different kind of ownership

On August 16 the BasecatOnBase account began posting helmeted-cat material. The current site turns that idea into a PFP tool, meme gallery and moderated wall where visitors add their own helmet portraits. It calls the result “built by the herd.”

The same footer draws a boundary around the enthusiasm: the site is not the deployer, not an allocation page and not affiliated with Base or Coinbase. No artwork licence explains who owns the original cat or what reuse rights token holders receive. Community authorship of new memes should not be confused with legal ownership of the original image.

An exchange listing did not fill in the missing names

Coinbase now supports trading for the exact contract, giving the young token a centralized venue alongside its onchain pool. That availability confirms market access, not due diligence on an issuer or a grant of rights.

Basecat’s verifiable story remains unusually narrow: a fixed launch, a visible creator wallet, permanent liquidity and a community campaign. A named team, treasury mandate, voter constitution and holder contract have not appeared in the canonical record reviewed here.

How the project changed

  1. 2026-08-15
    The o1 factory creates BASECAT

    Wallet 0x48C7…0faF launches the fixed one-billion-unit B20 token and its ETH market at 18:03:49 UTC.

  2. 2026-08-16
    The hard-hat community begins publishing

    The current website’s first embedded BasecatOnBase posts show the helmeted-cat campaign beginning the day after launch.

Evidence and primary sources

Last evidence review: 2026-09-05

What is Basecat?

Basecat is the B20 token at 0xB2000000000000000000004c27f6523082f41D01 on Base. A wallet launched it through o1 on August 15, 2026 with the name and symbol “Basecat” and an IPFS image. The transaction created one billion units and supplied no separate allocation or vesting entries.

The public-facing project that followed is a meme community built around a blue cat in a construction hard hat. Its current website carefully calls itself the community home and says it is neither the deployer nor affiliated with Base or Coinbase. That distinction matters: the token’s onchain creator, today’s community editors and the companies whose names appear in the meme are not documented as one organization.

What problem does Basecat solve?

Basecat did not begin with a product problem or a technical white paper. The launch offered a compact social proposition: Base had a cat, and the hard hat gave people a repeatable visual action—put on a helmet, remix the image and join the “crew.”

The harder problem came from that simplicity. Several assets share the BASECAT name, and the people behind the canonical launch were not publicly named. CoinYQ therefore anchors this biography to the exact B20 address and treats statements from the later community site as community claims, not as evidence about the original deployer.

How does Basecat work?

The creation call went from wallet 0x48C7…0faF to verified B20LaunchpadFactory 0xa52a…bb9F at Base block 50,013,841. Its decoded inputs set name and symbol to Basecat, point to the IPFS metadata, choose native ETH as the quote, leave allocation and vesting arrays empty, and set roleMode to 0. The transaction logs, rather than that input tuple, establish the supply: the B20 factory set the cap to 1,000,000,000 × 10^18 base units and minted that amount to the o1 hook. The pool’s Seeded event records 999,999,999.999999999999995595 BASECAT; 4,405 indivisible base units remained as liquidity-math residue. o1 documents the position as permanently locked.

The verified factory source passes initialAdmin=address(0). With roleMode=0 it grants the creator no metadata role, and its post-creation check rejects dangerous roles for the creator, factory, hook, vesting vault and platform treasury. Base’s general B20 standard can support admin, mint, pause and metadata roles, but this o1 configuration deliberately created Basecat without them. That token-level finality is separate from o1’s economic record: half of the 1% base swap fee is credited to the recorded creator, 30% to o1 and 20% to a valid referrer, and the creator claim destination can move through a separate onchain process. A BASECAT balance does not carry that fee claim.

The current community site adds culture rather than contract powers. It publishes memes, a profile-picture maker and a moderated crew wall. It explicitly says it is not the deployer or an allocation page. No reviewed source connects its editors to 0x48C7…0faF or grants holders governance, artwork rights or affiliation with Base or Coinbase.

Key facts

  • Canonical asset: Base B20 address 0xB2000000000000000000004c27f6523082f41D01.
  • Creation transaction 0xa341…9986 succeeded at Base block 50,013,841 on 2026-08-15 18:03:49 UTC; 0x48C7…0faF called verified B20LaunchpadFactory 0xa52a…bb9F.
  • The launch wallet is public, but no reviewed source names the person or legal entity behind it.
  • Creation logs set both supply and cap to 1,000,000,000 BASECAT with 18 decimals; current totalSupply() and supplyCap() return the same values.
  • The createLaunch input chose native ETH, contained empty allocation and vesting arrays, and set roleMode=0, so Basecat’s creator received no B20 metadata role.
  • The verified o1 factory creates the token with initialAdmin=address(0) and checks that no dangerous B20 role remains with the creator, factory, hook, vesting vault or platform treasury.
  • The hook minted one billion tokens; the pool Seeded event records 999,999,999.999999999999995595 BASECAT, leaving a rounding residue of only 4,405 base units outside the pool amount.
  • The platform fee design credits 50% to the creator, 30% to o1 and 20% to a valid referrer.
  • The current community site says it is not the deployer and is unaffiliated with Base or Coinbase.
  • No reviewed canonical material grants holders governance, redemption, company ownership, artwork rights or creator-fee participation.

Official links

Official websiteBlock explorerX / Twitter

Categories

MemeBase EcosystemCat-ThemedBase Meme

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Frequently asked questions

Which BASECAT is covered here?

The Base B20 token at 0xB2000000000000000000004c27f6523082f41D01, launched through o1 on August 15, 2026. Other contracts with the same name are different assets.

Who created Basecat?

The launch transaction identifies wallet 0x48C7…0faF, but the reviewed sources do not identify its human controller or a legal issuer. The present community site explicitly says it is not the deployer.

Can more BASECAT be minted?

The exact o1 factory created Basecat with initialAdmin set to zero, roleMode=0 and a one-billion cap equal to total supply. Its verified checks reject continuing mint and other dangerous roles. Base’s B20 standard can support such roles in other configurations, so the conclusion applies to this token and launch path rather than every B20.

Was there a team allocation?

The decoded launch call contains empty allocation and vesting arrays. That shows no allocation was configured through those launch fields; it does not reveal every later buyer or wallet relationship.

Does BASECAT ownership include the cat artwork or Base brand?

No such licence or ownership grant appears in the reviewed material. The community site disclaims affiliation with Base and Coinbase, and the IPFS metadata links an image without publishing licence terms.

Do holders receive the creator trading fees?

The o1 mechanism credits creator fees to the recorded creator or its transferred claim destination. It does not describe a pro-rata fee right for token holders.

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