Bagatelles, Op. 34: Valse, Op. 34: No. 1

Recording by Jean Sibelius.

Recording identifiers

ISRC
FIHSD1500020
CopyrightID (CopyrightChains transaction hash)
0x40a9665ac78e5a337f9c26ec528c575a7a16798861ffe99f931fd833c6fbe31b
Copyright registration time
2026-07-07T00:20:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:6a81bfac298c20fbf018614740a93c4cd34d57f5e879105c8bf36a3e102c1aa7

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.