[#node-KernelState-tip_block]
= xref:node.adoc[node]::xref:node/KernelState.adoc[KernelState]::tip_block
:relfileprefix: ../../
:mrdocs:

Hash of the current chain tip block, if known.

== Synopsis

Declared in `<node/kernel_notifications.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::optional<uint256> tip_block;
----


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