Morceaux de Fantasie, Op. 3: II. Prélude in C-Sharp Minor (Lento)

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
SEAEI9783020
CopyrightID (CopyrightChains transaction hash)
0x759c7823d1c68f3ec583083a4b6e57f2c97eec87cd05e703e28f379804df5168
Copyright registration time
2026-07-07T02:07:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:eb2b539f41420f540d091aaa2abac45db746c226efd8409d3d312bd751dd7822

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.