Symphony No. 3 in D Minor: Part 1, I. A tempo

Recording by Gustav Mahler.

Recording identifiers

ISRC
USSM19703176
CopyrightID (CopyrightChains transaction hash)
0xf0fae45e62248b89c1e74145f2f68d56d37ec598d8d5bed877fb9f9da634e82e
Copyright registration time
2026-06-26T21:27:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a996f94a1974988de526ad5b734bdb623266421e4fed7c1791bea05af6d0f4c6

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.