Das Lied von der Erde: I. Das Trinklied vom Jammer der Erde

Recording by Gustav Mahler.

Recording identifiers

ISRC
DEF059905091
CopyrightID (CopyrightChains transaction hash)
0x4581d70713a352509f4c6b2c3d734e182815b0d089b07a7c69585c4f0aaf3dab
Copyright registration time
2026-06-17T22:22:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:47fb22612e9b8ce60d42e96a0176106eb10be54ebd90b4c9f81861197025b11e

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.