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

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
DEF059303003
CopyrightID (CopyrightChains transaction hash)
0x9b865c1e78757d1a19fb4ee70d1de6f31921b9f3b5edd2f3cf9a7d2e63d95b39
Copyright registration time
2026-07-07T11:00:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:333d86d832e56a13588558a781a38e1900c8de33e094bc07edd33e88a730d7f4

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.