Symphonic Studies, Op. 13: Etude V

Recording by Robert Schumann.

Recording identifiers

ISRC
DEF058100886
CopyrightID (CopyrightChains transaction hash)
0xa97c4a95e16a9d42b122929bcc259047aecd9ba910e69d4f09184d7c7b7c3fe6
Copyright registration time
2026-07-30T14:37:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:53:07Z
Bitcoin block
960268
Canonical record hash
sha256:64596dc288b66fbcb5ec564e67237eb2dbe13f747b1eb34dc46a94a7f94c14f6

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.