Symphony No. 7: III. Scherzo

Recording by Gustav Mahler.

Recording identifiers

ISRC
QM6N21725596
CopyrightID (CopyrightChains transaction hash)
0x9a1cbac61a2f1fa384d73fe853da273b310fed0d91d6a8f672c5baad23c0f902
Copyright registration time
2026-07-07T04:31:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1edbb5acd23064321e921433afe6e1c15f85bc5eb9495af3a4ba06b4fd11d787

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.