Symphony No. 3 in D Minor: Part 1, I. Tempo Primo

Recording by Gustav Mahler.

Recording identifiers

ISRC
USSM19703175
CopyrightID (CopyrightChains transaction hash)
0x19f3d1844b69976b5fdf03a784a49f8330c8c377f23c93690ecc2813e002e1cc
Copyright registration time
2026-06-26T21:25:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:801724fcfbada8f442c422b35dbdbf663285c8c4fee90b9d4ce92b5ad9bd41c3

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.