Hello bitcoin-devs,
Below is a link to a BIP Draft for a new opcode, OP_CHECKOUTPUTSHASHVERIFY.
This opcode enables an easy-to-use trustless congestion control techniques
via a rudimentary, limited form of covenant which does not bear the same
technical and social risks of prior covenant designs.
Regarding Tapscript, the specification calls for the final value of the
stack being a single non-false value:
The tapscript is executed according to the rules in the following section,
> with the initial stack as input
> II. If the execution results in anything but exactly one element on
>
