Symphony No. 9: I. Andante comodo

Recording by Gustav Mahler.

Recording identifiers

ISRC
NLA460912883
CopyrightID (CopyrightChains transaction hash)
0x3d3dac9d2b79ed55aacdac567a79575d821f0189c9870167761891f3a9e83081
Copyright registration time
2026-07-07T17:41:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:2326753cf32af0fea9955dd8e0adafa891c5c7ad5b8d2ff59be73eb64cb1fcd3

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.