Symphony No. 2 in E Minor, Op. 27: III. Adagio

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
GBF078100133
CopyrightID (CopyrightChains transaction hash)
0x84f2583511f7fdcdec09083144d9702908988216eba9d1d79a2d26afacd428e2
Copyright registration time
2026-07-06T09:29:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:52ebaa73147ae5737e2776ccf6a7bfcf57428210ca3021287781c04dc3a9318e

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.