# description
A strict, portable record for a pre-match 1X2 football probability forecast, its reproducible SHA-256 receipt, optional public trail and append-only settlement.

# $comment
Conformance requires unique JSON object member names and RFC 8785/JCS canonicalization, and proves only local structure and digest reproducibility. It does not independently prove historical publication time, archive completeness, external timestamp authenticity, predictive accuracy or profitability.