Cello Sonata No. 1 in D Minor: I. Largo

Recording identifiers

ISRC

FROV62332606

CopyrightID (CopyrightChains transaction hash)

0x4e212b47dbc2f6c528a1b1850c7f7a48ebce60ab75dcf8f9bb2bf2e83b7327b2

Copyright registration time

2026-07-07T19:43:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:22:41Z

Bitcoin block

957120

Canonical record hash

sha256:324b9a9237f19fabd9ef9f0e12745efa49b9ac36f29c0534feea4d4906ebfc68

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
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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.