12 Études d'exécution transcendante, Op. 11: Nuit d'été in E Major

Recording by Sergei Lyapunov.

Recording identifiers

ISRC
FR3Z52000072
CopyrightID (CopyrightChains transaction hash)
0x51f3b577f8fdb77247a27d3e6a90a8d0ab225438920bf9d471c09dcb19a346c1
Copyright registration time
2026-07-07T20:27:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:08486d8864d1492c5e2900207cae8f9afc08a4ff43e33fdf3f54f95a63f81eca

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.