Symphony No. 4 in G: III. Ruhevoll (Poco adagio)

Recording by Gustav Mahler.

Recording identifiers

ISRC
DEF056801343
CopyrightID (CopyrightChains transaction hash)
0x27936d766396b2c0527e8ec85d97ca874e2b72f56662b3018e3c054368502f54
Copyright registration time
2026-07-07T08:28:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:da1e265078eb94f4dd1c3a8df410951e4fc64f3f6da57b0c0ec7dd400e72abfc

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.