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

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
DEN962300844
CopyrightID (CopyrightChains transaction hash)
0x3294c7521ed2e0a09a5a0509a35ff1230c2cf9a6a3edc262dd0ece404ebbc997
Copyright registration time
2026-06-21T21:39:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cdd80618627dfa34266358e19b9ea624a4803fb72fd789433da4d153a6b6cf9c

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.