Symphony No. 2 in E Minor, Op. 27: I. Largo - Allegro moderato

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
GBDGQ1817701
CopyrightID (CopyrightChains transaction hash)
0x84790c64e92407cefcaf76216047b7bcc7ab1031bff77f20c954be108e44744e
Copyright registration time
2026-06-26T00:31:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f83f73deecf627844fa82dbe0a4686c173118d839897047a9d55865c99aa06c9

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.