{"version":"2.1.234","anchor":"storage-keys-reject-a-reserved-sidecar-filename-shape","canonical_anchor":"storage-keys-reject-a-reserved-sidecar-filename-shape","heading":"Storage keys reject a reserved sidecar filename shape","tier":"internal","area":"Internals","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.234\/e\/storage-keys-reject-a-reserved-sidecar-filename-shape","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.234","markdown":"### Storage keys reject a reserved sidecar filename shape\n\nStorage keys now reject a reserved hidden sidecar filename pattern alongside the existing bans.\n\n**What**\n\nNames used as storage keys are now refused if any path segment is a dot followed by sixteen hex characters and `.aside`, joining the existing bans on NUL bytes, slashes and dot-only names. The transcript-file listing reuses the same check.\n\n**Evidence**\n\n`\/^\\.[0-9a-f]{16}\\.aside$\/`\n\n- Area: Internals\n- Tier: Under the hood\n- Useful: 1\/5\n- Signal: 2\/5"}