OP_RETURN

• Blockhain sizes

• Witness stats

• Number of inputs and outputs

• OP_RETURN

• OP_RETURN protocols

• OP_RETURN sizes

• Script types

• Rounded amount

• Native segwit multisig

• Spent in the same block

• Number of sighash type used

• Tx, inputs and outputs

• BIP69 adoption

• Number of tx non-deeply reorgable