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tes verify

Verify integrity of a stored tessera.

Usage

tes verify <HASH>

Arguments

ArgumentDescription
<HASH>Tessera content hash (64 hex characters)

Options

OptionDescription
--data-dir <PATH>Base directory for data storage (default: ~/.tesseras)

What it checks

  1. Signature validity — verifies the Ed25519 signature over the MANIFEST
  2. File integrity — recomputes the BLAKE3 hash of every file and compares it against the MANIFEST

Exit codes

CodeMeaning
0Verification passed — all files intact, signature valid
1Verification failed — corrupted files or invalid signature

Examples

Successful verification

tes verify 9f2c4a1b3e7d8f0cabc123def456789012345678abcdef0123456789abcdef01

Tessera: 9f2c4a1b3e7d8f0cabc123def456789012345678abcdef0123456789abcdef01
Signature: VALID
  [OK] memories/a1b2c3d4/media.jpg
  [OK] memories/e5f6a7b8/media.txt
  [OK] memories/c9d0e1f2/media.wav
Verification: PASSED

Failed verification

If a file has been modified or corrupted:

Tessera: 9f2c4a1b3e7d8f0cabc123def456789012345678abcdef0123456789abcdef01
Signature: VALID
  [OK] memories/a1b2c3d4/media.jpg
  [FAILED] memories/e5f6a7b8/media.txt
  [OK] memories/c9d0e1f2/media.wav
Verification: FAILED

Use cases

  • Routine integrity checks — periodically verify that your stored tesseras haven’t been corrupted
  • After transfer — verify after copying tesseras to a new device or storage medium
  • Trust verification — confirm that a tessera received from someone else hasn’t been tampered with