Symphony No. 2 in E Minor, Op. 27: IV. Allegro vivace

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
SEAEV1571040
CopyrightID (CopyrightChains transaction hash)
0x27ab645d07ab66979f1c287d739a55bb7da7a6910eed9561d0f4e7e192825e22
Copyright registration time
2026-07-06T23:48:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ee6739dddd349ab799703fa2c2c694324ac3418c15a81da1d8b42993afe4985f

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.