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

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
GBDGQ1817704
CopyrightID (CopyrightChains transaction hash)
0xd406c5b1427061c2a8d0a6762ce8627963027bb697ba32c1b4f0b7a9ff2051c3
Copyright registration time
2026-07-06T06:45:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:53:57Z
Bitcoin block
956894
Canonical record hash
sha256:08315801e1ba70da3efb65d00497a36b24aad5a8e62c9296d9dc81635ad0ee03

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.