Sonata for Violin and Piano in D Minor No. 1, Op. 75: I. Allegro agitato

Recording identifiers

ISRC

USBC16700359

Release date of the album this recording appears on

1967

CopyrightID (CopyrightChains transaction hash)

0x468d1462194a5f10560962f4e1b95b3132fb36e0ce3361b79a226e5f6ecde37c

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T12:24:41Z

Bitcoin block

960397

Canonical record hash

sha256:db1f940cb486504ca6fe9cf9bcde21daaf45f961a2b7463973db53211efec16b

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC USBC16700359

What this proof establishes

This recording was released in 1967, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.