Viola Concerto: IIa. —

Recording by Magnus Lindberg.

Recording identifiers

ISRC
FINDE2400092
CopyrightID (CopyrightChains transaction hash)
0xfa4448ea29186673633eec7240e402c3a1356a0ed3430b9ecd91d0277056ce0d
Copyright registration time
2026-07-07T06:08:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:950c59bdf1dc2853bfc47f48f69b9583d8a193e9db09dd3d9854f85bb4dc5847

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.