24 Caprices for Violin, Op. 1: No. 7 in A minor

Recording identifiers

ISRC

DEF058132506

CopyrightID (CopyrightChains transaction hash)

0x697acffc76671ed2bedabdd1895f32b7a0108fa95cd1c8c259c91e45caa2e014

Copyright registration time

2026-07-31T16:14:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T16:33:26Z

Bitcoin block

960435

Canonical record hash

sha256:4e86f5f5bb8ac29905e075161f4c237dc6cc48fa6c511f2e454d55523525e2cb

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.