24 Préludes Op. 28: No. 2 in A minor

Recording by Víkingur Ólafsson.

Recording identifiers

ISRC
ISV651100115
CopyrightID (CopyrightChains transaction hash)
0x0d46e6746b700dc1f45969810b52876d1ca5c2f0a1040bb7054f1ee8f8d248b8
Copyright registration time
2026-07-06T04:10:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:9561f4de1f60f766fb686f94b70d00f9319830747e11a3203136ad8b43440430

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.