Schumann: Symphonic Etudes, Op. 13, Appendix: Variation II

Recording by Robert Schumann.

Recording identifiers

ISRC
GBELP0600224
CopyrightID (CopyrightChains transaction hash)
0xa39451112cf1bb9bfdaeec895e0048e8db4c98386361e9fc7349066eb3338741
Copyright registration time
2026-07-07T19:41:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:65927f5dc37472fdcdf0fd84064d4174f563646795a2e7e2b9ffe9d051c72d27

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.