Chain notebooks
Polygon PoS, checkpoints and POL
A precise network and token checklist
Overview
Understand Polygon PoS's own validators and Ethereum checkpoints. Learn current wallet settings and why legacy MATIC labels need a careful POL check.
Learning outcomes
- Separate Polygon consensus from Ethereum checkpoints
- Verify Mainnet and Amoy
- Recognize POL as the native fee asset
- Distinguish a bridge from a same-chain transfer
Before you begin
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Connected readingExplore the Polygon PoS Bible →
Course syllabus
Polygon has its own consensus
Distinguish local execution from Ethereum checkpoints.
5 min readCreate the wallet and check Polygon's current label
Follow an unfunded setup and resolve the native currency.
5 min readPOL is part of the transfer budget
Separate the asset amount from the Polygon fee balance.
5 min readA bridge changes the route, not just the price
Distinguish bridging from a local swap.
5 min read
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