Changes to “Tokens and markets”
#88 (zoobc.how, 2026-10-26 20:39 UTC) → #1088 (zoobc.how, 2026-10-27 00:42 UTC): Seed article updated
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- **User tokens** are issued by anyone with an IssueToken transaction, and identified by the id of that transaction (see [[issuing-tokens]]).
+ Four genesis coins are **bridge coins**: ZBTC (bitcoin), ZETH (ether), and ZUSDC and ZUSDT (ERC-20 tokens on Ethereum). Each has a custody address fixed in the genesis, and its supply changes only through [[the-bridge]]. The other ten genesis coins have no custody address.
− Four genesis coins are **bridge coins**: ZBTC (bitcoin), ZETH (ether), and ZUSDC and ZUSDT (ERC-20 tokens on Ethereum). Each has a custody address fixed in the genesis, and its supply is designed to change only through [[the-bridge]]. The other ten genesis coins have no custody address.
## Using tokens
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- [[swap-offers]]: all-or-nothing trades between any two assets.
- [[markets-and-orders]]: on-chain order books, matched by every node in the same way.
+ - [[the-bridge]]: how bitcoin and ether become ZBTC and ZETH on ZooBC, and back.
− - [[the-bridge]]: how bitcoin and ether are designed to become ZBTC and ZETH on ZooBC, and back.
Matching is part of consensus, so no operator holds the traders' funds or can reorder the book. ZooBC has no automated market-maker pools: trades happen between offers and orders that people place.
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