Schumann: 6 Studien in kanonischer Form, Op. 56: No. 4, Innig

Recording by Robert Schumann.

Recording identifiers

ISRC
GBPFW1100015
CopyrightID (CopyrightChains transaction hash)
0x748f957170ddd8f37f2ab4389e7a8199e3109ef95b2c2ef1bbecc8a5087be0e0
Copyright registration time
2026-07-07T19:35:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:cb4d698f92b45421834c3dfba5b880b2963a10df6837ffb0539ec3f766bdc5f7

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.