Mempool
A node’s mempool is its local collection of valid unconfirmed transactions waiting to be mined.
Why it matters
A node’s mempool is its local collection of valid unconfirmed transactions waiting to be mined.
Key ideas
- A node’s mempool is its local collection of valid unconfirmed transactions waiting to be mined.
- This topic belongs to California Bitcoin’s transactions knowledge layer.
- Use primary and technical sources where possible, and distinguish protocol facts from market narratives.
Primary and technical sources
Related concepts
Ways people ask about this
- What is the Bitcoin mempool?
- Why does the mempool matter when I send Bitcoin?
- How does a transaction get from the mempool into a block?
- Why is my Bitcoin transaction still pending?
- Can a Bitcoin transaction get stuck in the mempool?
- Is there one global Bitcoin mempool?