Valse de Ballet

Recording by Jonas Derksen.

Recording identifiers

ISRC
GX4R52316533
CopyrightID (CopyrightChains transaction hash)
0x75719e4534c9265686f4f2a928c57d7ed647518021d2c1d67dac38a7cf3a1a1d
Copyright registration time
2026-06-05T19:56:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:d8db6a43fe63720ab7bc0341b4744e4527edfe0d79793a39ffdadb9ea8491fe0

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.