Piano Concerto No. 21 in C Major, K. 467 "Elvira Madigan": II. Andante - cadenza by Andor Foldes

Recording identifiers

ISRC

DES380012434

Release date of the album this recording appears on

1974

CopyrightID (CopyrightChains transaction hash)

0x7f015274fed80d09dc76234a14a79bef3ccfb7f5a9cdabc2ecd7a6ea4ff2b145

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T16:07:24Z

Bitcoin block

960429

Canonical record hash

sha256:5bab91832c79d628c71ee003b32e2ce52114639da84848a8eea1b6e90e4ec6c0

• Verify the CopyrightID on CopyrightChains
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• Recording evidence summary for ISRC DES380012434

What this proof establishes

This recording was released in 1974, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.