Piano Concerto No. 3 in C-Sharp Minor, Op. 55: II. Larghetto

Recording identifiers

ISRC

HKI192331249

CopyrightID (CopyrightChains transaction hash)

0x90c816469a4b5e1053890ec15bc290575d8ddd69d5ffaaed5cef94b7b6f49861

Copyright registration time

2026-07-29T10:55:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T11:07:37Z

Bitcoin block

960095

Canonical record hash

sha256:b48c84179af0860820e1f2c61320f6630ce4e28fae8f6bb6c4ff4030a727ecd0

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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.