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

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
HKI190024903
CopyrightID (CopyrightChains transaction hash)
0x8861d1a0f2e0907c4a21fbb53bf8836217b5491554aa2bc1746bc6ea82954e25
Copyright registration time
2026-07-07T04:41:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c9b6f2f093f39367b6697d009ffd310235689dfce8fa275a85e15043b6589154

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.