Symphony No. 3 in D Minor: Part 2, III. Tempo I

Recording by Gustav Mahler.

Recording identifiers

ISRC
USSM19703186
CopyrightID (CopyrightChains transaction hash)
0x5cdfc15c8e7d45b3147569ea0a76ed7ac9b03cde6295e2494e0eddbfd29488aa
Copyright registration time
2026-07-06T18:34:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:09f64fe31028cc5e0a495849c62ac63288d644643f32c70fc21c581c1f8a546a

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.