Sonata in G Minor: III. Scherzo

Recording by Clara Schumann.

Recording identifiers

ISRC
NLY331901025
CopyrightID (CopyrightChains transaction hash)
0xa0ba96c84969f1fd6f4851dfb1458855341930f287d3c76b22301a6e24af52c0
Copyright registration time
2026-07-07T18:12:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b1fbf7aa68e658d02f9be02c7c918a469ea377312f38f53ed2eb4ecc95ec43a4

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.