Keyboard shortcuts

Press ← or → to navigate between chapters

Press S or / to search in the book

Press ? to show this help

Press Esc to hide this help

• Auto
• Light
• Dark

Algorand Specifications

If a heartbeat transaction’s group is empty, and the fee is less than Tfee,minTfee,min, the transaction FAILS to execute unless:

• The note NN is empty;

• The lease xx is empty;

• The rekey to address RekeyToRekeyTo is empty;

• The heartbeat_address, aa, is Online;

• The heartbeat_address, aa, eligibility flag (ie) is True;

• The heartbeat_address, aa, is at risk of suspension.

An account is at risk of suspension if the current round (rr) is 100mod1000≤r≤200mod1000, and the block seed of the most recent round that is 0mod10000mod1000 matches aa in the first hbbitshbbits bits.

If successful, the LastHeartbeat of the specified heartbeat address aa is updated to the current round.