No Mine Produces It. Every Gram Is Born in a Reactor.

Promethium is the only radioactive rare earth. The world produces under 100 grams per year. Now it is on-chain.

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Promethium is the only rare earth with zero stable isotopes. It cannot be mined. It decays from the moment it is created. Supply is governed by physics, not economics.

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PHYSICS-ENFORCED SCARCITY

<100g

Global Annual Production

2.6 years

Half-Life of Pm-147

HOW IT WORKS

From reactor to wallet, instantly

Sign Up and Verify

Create your account on totofinance.co and complete a quick verification to access tokenized promethium products.

Choose Your Product

Select the 1:1 Pm-147 Isotope Token for secured promethium, or In-Ground contracts for future reactor production.

Settle, Hold, or Redeem

Settle instantly in USDC, USDT, or USAT. Hold, trade on DeFi, earn yield, or redeem for physical delivery.

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Built for the Space Economy

Instant Settlement, No Government Allocation Queues

Toto Finance connects promethium sources with buyers directly on chain, replacing months of regulatory queues with T+0 settlement.

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Institutional Infrastructure for Tokenized Commodities

Tokenized commodities, on-chain settlement, and global market access for institutions.