BLOCK_MAX_TIME_SINCE_MEDIAN

zebra_state::service::check::difficulty

Constant BLOCK_MAX_TIME_SINCE_MEDIAN 

Source 
pub const BLOCK_MAX_TIME_SINCE_MEDIAN: u32 = _; // 5_400u32
Expand description

The maximum number of seconds between the median-time-past of a block, and the block’s time field.

Part of the block header consensus rules in the Zcash specification.