Symphony No. 2 in E Minor, Op. 27: II. Allegro molto

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
GBDGQ2035102
CopyrightID (CopyrightChains transaction hash)
0x1766005d180b4def649aa9e5c0b1de3b3e6d48bd97d6d064b59800a30963c516
Copyright registration time
2026-06-23T02:05:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:277d9851b16bfc49562854e4b9f601ec8fb855111af43971ab19df2d1a446af3

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.