String Quartet No. 14 in A-Flat Major, Op. 105, B. 193: III. Lento e molto cantabile

Recording identifiers

ISRC

USTE10303283

CopyrightID (CopyrightChains transaction hash)

0x1270297ca90a3c3ca2556a5d07cc363fd03db6c7016b58ab8b5b6dd57d363c24

Copyright registration time

2026-07-31T16:27:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T17:29:52Z

Bitcoin block

960441

Canonical record hash

sha256:74990687a9dea3233be375690ce884affd4ffe6dc7d60b32dd9f991834899371

• Verify the CopyrightID on CopyrightChains
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What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.