Canonicalization / Lossless Preservation
Kind: tension
Record: tension:canonicalization-lossless-preservation
Canonical: Schema
"canonicalization" (contracts-core layer) is traded against "Lossless Preservation" (contracts-core layer) — a principle cannot be scope-separated from a quality, metric, or cost it competes with; resolve by measuring "Lossless Preservation" and choosing an explicit operating point.
Listed in Tensions, after Canonical Schema / Service-Specific Schemas and before Single Source of Truth / Availability.