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Release Notes - v0.192.1

Title: Tighten protocol and ledger validation

Date: August 6, 2026

Version: v0.192.1

This release tightens protocol and ledger validation so explicit KES slot zero values remain intact and validation rejects invalid or unsupported inputs before they reach processing.

  • Retained explicit KES slot zero values so a zero slot now remains intact during protocol handling.

  • Rejected invalid reward parameters so reward validation now stops values outside the allowed range before they reach ledger processing.

  • Blocked unknown DMQ reasons from reaching downstream processing.

  • Prevented unknown governance actions from reaching ledger processing.

  • Stopped malformed fallback data from reaching ledger processing.

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