La grande valse

Recording by Maurice Larcange.

Recording identifiers

ISRC
FR0O70815124
CopyrightID (CopyrightChains transaction hash)
0x4b62d9635ada20132948789537351daf5fd13e0e70d62fcc6ad299e30ce5d9e4
Copyright registration time
2026-06-24T23:47:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f2c61cdee56211703fe4b146cfa2dce1dcaef8f2a998647efe056f41f0e7f50f

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.