Piano Concerto No. 1, Op. 28: I. Cadenza e varianti

Recording identifiers

ISRC

GBLWD1802901

CopyrightID (CopyrightChains transaction hash)

0xcf412281b7b6f7d75ab9085ef1a1f7c51581f4434f41e5f1bbd142f289947815

Copyright registration time

2026-07-31T11:27:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T13:04:34Z

Bitcoin block

960403

Canonical record hash

sha256:dc1aa06cce4a673d90761ef89f709699bcdc878b21e0069984d5542a8ea52a05

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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.