Can someone explain to me the following:
21 minutes ago 	81,361 	0000000a14bd1038db384fc07c6e93534f72bfe3933f4d4d2a509e9c5409f654 	1 trx
about 3 hours ago 	81,360 	0000000e216daa4140c2aa4c132385d976fef96aa7039e0a498da39a84ecc021 	1 trx
about 7 hours ago 	81,359 	00000008c53ca98ffc6007692c30b3b6ed3a7053539a2dff95fa1d76c1bf6213 	1 trx
about 10 hours ago 	81,358 	00000007a6f8a537f741ce3e201ecdb31b5961c397ef311f4a6b826885c6c72a 	1 trx
about 10 hours ago 	81,357 	00000005eb6f5b4ec68b1541c0cbde5db5e80c4a1c3de92b127a965825e032e1 	1 trx
about 11 hours ago 	81,356 	0000000418e78e43d42e2886a36edc63ddf604717b2429e005bd7174dfc0c2d8 	1 trx
about 12 hours ago 	81,355 	0000000b98164793554c07d56f77bfdc395e837470a20f4fde0d5bc7e6fbb76c 	1 trx
about 19 hours ago 	81,354 	0000000516d1e111cbff393d82531758b88ecd1b1b886c9487eb8ca208495f67 	1 trx
about 21 hours ago 	81,353 	000000090ff6ae78dd1f591c4fa6cdd0ba3aec4628cf3d053f75c786f6f22c4d 	1 trx
Please?
EDIT: These are the last few PTS blocks, each of them included 0 transactions (1 is the reward for the miner).