10 Variations on "Unser dummer Pöbel meint" by Gluck, K. 455: Var. 7

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
FRUM72001697
CopyrightID (CopyrightChains transaction hash)
0x71b6dfa8ec365ae7e1ff8422a9c6e426887581eb7f570e91cfb3f71ee98f9da2
Copyright registration time
2026-06-11T02:15:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:56b1997f8ec4b4c98e69898ee7b70a07b21160f676e256c518c32dceacd22684

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.