Symphony No. 6: II. Andante moderato

Recording by Gustav Mahler.

Recording identifiers

ISRC
DESR72036127
CopyrightID (CopyrightChains transaction hash)
0xca266f605abfca4087940fd9a6992a064fee40d85f0e44c8b42d108762e7fb4f
Copyright registration time
2026-06-19T11:09:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8c8faa9436c973fc561589e18d201eb6b4c23d03ee4028001c533458ffdaae37

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.