Symphony No. 9 in D Major: I. Andante comodo

Recording by Gustav Mahler.

Recording identifiers

ISRC
USSM10900339
CopyrightID (CopyrightChains transaction hash)
0xebc09c72f18899dc8cb1ef9f63b3b411d7e6f76ebe9a3dfe9d191c38cd881281
Copyright registration time
2026-06-21T22:27:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:d7c8a57319ef5f0c9f5bb6004a006f8ffb63ebdd2dab2a3a98cc118c4fd07aa9

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.