Des Knaben Wunderhorn: Rheinlegendchen

Recording by Gustav Mahler.

Recording identifiers

ISRC
FR7JM1978010
CopyrightID (CopyrightChains transaction hash)
0x7074553abecf0c59c78bb89d57a1396f3895fa6d6d41c6dc9c26089cf0cac7cd
Copyright registration time
2026-07-29T12:54:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T13:09:35Z
Bitcoin block
960108
Canonical record hash
sha256:3c12a9ffce0b14e21e8c7764d1e6111b6a0b4ffb3daf1c6775d47d3727c57a92

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.