There are not strict rules for the vesting requirements for shares issued to consultants and there are many reasons for stock that vests automatically at issuance, say if the consultant is no longer performing work for the company.
The vesting start date can also be backdated to when the work started or was completed and have accelerating vesting schedules.
Yep Wolf Man and I know for a fact you're a heck of a lot more well versed on the OTC clearing landscape rules and regulations than most so thanks for sharing your seasoned observations!