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

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
DESR72346104
CopyrightID (CopyrightChains transaction hash)
0x0c5d4fa3dbef2e3e0742f937e830f458e65324a28b8aa9e23600ca0c9933d5d6
Copyright registration time
2026-06-11T13:24:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:f8663c71e072d8cd085b4008eeba96241141ad703f15e7d803dd7f763fee1d12

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.