Rückert-Lieder: Liebst du um Schönheit

Recording by Gustav Mahler.

Recording identifiers

ISRC
DEF059305503
CopyrightID (CopyrightChains transaction hash)
0x768dc42cfc6227e9f8164d70e351c96c9a6dd43e5cee8d26b1d5b91b6a89bd1a
Copyright registration time
2026-07-06T23:42:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:33793527c1d6814ad76572584b18d27326015b87d3171865aac9d364f553515f

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.