Symphony No. 6 in A minor III. Andante moderato

Recording by Gustav Mahler.

Recording identifiers

ISRC
USB8U2500321
CopyrightID (CopyrightChains transaction hash)
0x6374f7c62c79e83e97be5962d8ffcde7ca4b1e81433eb44c26fd9e4134a09222
Copyright registration time
2026-07-07T13:29:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:034421ec8f99a0912384bd8b942f8ad7536289b01f0b370f7897b840b0b3681b

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.