https://numbersprotocol.io/blog/substrate-42-yield-channel-syc-42/
Substrate-42 Yield Channel (SYC-42) — First Public Specification - Numbers Protocol
Nov 18, 2025 - The first public specification of SYC-42, an experimental micro-licensing substrate layer for provenance-anchored content workflows.
public specificationnumbers protocolsubstrateyieldchannel