Fantasiestücke

Recording by Robert Schumann.

Recording identifiers

ISRC
FRZ132415040
CopyrightID (CopyrightChains transaction hash)
0x5b594efc038e13655deba8a4ee64d9cc209eb623357bf9b1b0f780caece06130
Copyright registration time
2026-06-05T05:26:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:059d0ceba485888ff1166b0853dea04c9d7ccdc27577285c904163af6f61ddfa

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.